This directory lists 124 mechanical contractors across the United States, from specialized sheet metal fabricators to full-service process piping firms.
Buyers engage these contractors to solve a range of critical infrastructure problems, whether it's designing and installing a high-purity piping system for a pharmaceutical cleanroom, upgrading an industrial facility's refrigeration cycles for compliance with new environmental regulations, or retrofitting a commercial building with VRF systems to drastically reduce energy consumption and improve indoor air quality, all while adhering to strict ASHRAE compliance.
Suppliers in this space typically fall into several categories: smaller, regionally focused shops excelling in specific trades like plumbing or HVAC service; mid-sized commercial contractors capable of handling complex multi-system installations for new builds or large renovations; and larger national firms offering comprehensive design-build capabilities, often integrating full building automation and ongoing maintenance agreements for enterprise clients. Their distinction often lies in their in-house engineering capacity, project management rigor, and depth of specialized certifications.
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Company Directory
124 companies nationwide
Company
Location
Description
Contact
A2 Plumbing and HVAC
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Based in Easton, PA, A2 Plumbing and HVAC is a professional mechanical contractor specializing in comprehensive plumbing and HVAC services. They offer 24-hour emergency support, installation, repair, and maintenance for plumbing systems, HVAC units, drain cleaning, and water lines. The company serves the Easton area with experienced and reliable service.
Email availablePhone available
ABC General and Mechanical Services Inc.
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ABC General and Mechanical Services Inc. provides comprehensive mechanical, HVAC, and plumbing services to institutional and commercial clients across the Washington D.C. Metropolitan Area. They specialize in installing diverse mechanical systems, including chillers, boilers, and lab piping, alongside offering full laboratory construction and general contracting services.
Email availablePhone available
Accurate Mechanical Contractors, Inc.
St. Louis, MO
Based in St. Louis, MO, Accurate Mechanical Contractors, Inc. offers comprehensive mechanical services including HVAC, plumbing, piping, boiler, and chiller solutions. They specialize in installation, repair, and maintenance, serving commercial, industrial, and institutional clients throughout the St. Louis metropolitan area.
Email availablePhone available
ACH Mechanical Contractors, Inc.
Redlands, CA
ACH Mechanical Contractors, Inc. is an HVAC contractor based in Redlands, CA, specializing in commercial, institutional, and design-build construction projects. They are known for quality workmanship and operate throughout Southern California and the San Joaquin Valley, handling a wide range of mechanical contracting needs.
Email availablePhone available
Action Mechanical Contractors
Charlotte, NC
Action Mechanical Contractors, based in Charlotte, NC, specializes in engineering design-build, BIM coordination, and custom fabrication for sheet metal and piping. They provide ductwork and HVAC services like DX, VRF, boilers, and chillers. Also offering hydronic, steam, and gas piping. Licensed in North and South Carolina.
Email availablePhone available
AJM Plumbing And Heating LLC
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AJM Plumbing And Heating LLC, based in Rockland, MA, offers comprehensive plumbing and heating services across the South Shore. Their expertise covers water heater and boiler installation/repair, emergency plumbing, fixture work, gas fitting, leak detection, and water/sewer line services. They provide essential mechanical contracting to numerous local communities.
Email availablePhone available
Albanese Electrical & Mechanical Contracting Inc.
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Based in Easton, PA, Albanese Electrical & Mechanical Contracting Inc. has provided electrical, plumbing, heating, and air conditioning services for over 30 years. This family-owned company serves residential and commercial clients across the Lehigh Valley, handling routine repairs and complex projects with integrity.
Email availablePhone available
All HVAC Services Inc
West Sacramento, CA
Based in West Sacramento, CA, All HVAC Services Inc. is a licensed C-20 HVAC contractor. They provide professional heating, cooling, and energy-efficient system solutions for residential and commercial clients. Services include HVAC installation, repair, replacement, and maintenance with experienced teams.
Email availablePhone available
Amber Mechanical
Alsip, IL
Amber Mechanical provides comprehensive mechanical contracting services, including mechanical piping, sheet metal fabrication, and HVAC construction. They offer design-build capabilities and installation services for commercial, industrial, and manufacturing projects, utilizing skilled union sheet metal workers and pipe fitters.
Email availablePhone available
Arc Mechanical, Inc.
Keokuk, IA
Based in Keokuk, IA, Arc Mechanical, Inc. is an industrial contracting business specializing in fabricating and installing process piping systems, including stainless, carbon, and fiberglass. They also provide precision machinery installation, equipment relocation, and comprehensive industrial maintenance, handling both long-term commitments and urgent shutdowns for clients.
Email availablePhone available
Atomatic Mechanical Services, Inc.
Arlington Heights, IL
Based in Arlington Heights, IL, Atomatic Mechanical Services, Inc. has provided full-service HVAC and climate control solutions since 1945. Their team, including engineers, fabricators, and pipefitters, delivers comprehensive mechanical contracting for residential, commercial, industrial, and institutional projects, often partnering with general contractors.
Email availablePhone available
Briden Mechanical Services
North Providence, RI
Based in North Providence, RI, Briden Mechanical Services provides professional heating and cooling solutions for homes and businesses. With over 30 years of expertise, they offer installation and service for mini-splits, HVAC systems, water heaters, and boilers in Rhode Island and Southern Massachusetts.
Email availablePhone available
Broadway Mechanical-Contractors, Inc.
Oakland, CA
Based in Oakland, CA, Broadway Mechanical-Contractors, Inc. provides comprehensive mechanical solutions for large-scale design-build projects. Specializing in plumbing, HVAC, engineering, detailing, and fabrication, the company offers innovative and collaborative services to deliver lasting results for commercial and industrial clients.
Email availablePhone available
Brooks Mechanical
Morganton, NC
Based in Morganton, NC, Brooks Mechanical is an expert HVAC and refrigeration contractor established in 2003. They provide comprehensive mechanical trade services for residential and commercial clients, including A/C unit installation and service, air ventilation installation, and gas-piping installation and maintenance for diverse projects.
Email availablePhone available
California Mechanical HVAC
Brentwood, CA
Based in Brentwood, CA, California Mechanical HVAC is a commercial HVAC contractor serving California. They specialize in HVAC solutions for multi-family communities and storage facilities, providing installation, service, maintenance, and emergency support for commercial properties. The company works with clients like Public Storage and Barnes & Noble.
Email availablePhone available
Coastal Mechanical Services
Orlando, FL
Based in Orlando, FL, Coastal Mechanical Services provides comprehensive mechanical contracting services including HVAC, plumbing, and process piping. They serve large commercial, industrial, and institutional clients throughout Florida, leveraging expertise in pre-fabrication and building information modeling.
Email availablePhone available
ColonialWebb Contractors Company
Charlottesville, VA
ColonialWebb Contractors Company, based in Charlottesville, VA, provides superior installation, maintenance, and service for building mechanical and electrical systems. With over 50 years of experience, this company delivers comprehensive mechanical and electrical solutions, serving commercial and industrial clients in the region.
Email availablePhone available
Command Mechanical Group
Chicago, IL
Command Mechanical Group is a certified minority and veteran-owned mechanical contractor based in Chicago, IL. They specialize in self-performing comprehensive services including piping, sheet metal fabrication, insulation, and commercial HVAC systems. Additionally, they offer procurement and facility maintenance services for various clients.
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DaSilva Mechanical
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Based in Middleborough, MA, DaSilva Mechanical provides comprehensive HVAC services, including AC installation, furnace tune-ups, and full system installations. They deliver reliable heating and cooling solutions for routine maintenance and repairs. The company emphasizes honesty, professionalism, and customer satisfaction, ensuring year-round comfort.
Email availablePhone available
DesignBuild Mechanical Corporation
Mint Hill, NC
Based in Mint Hill, NC, DesignBuild Mechanical Corporation provides commercial HVAC engineering design, installation, and support services. Established in 2002, they serve commercial and industrial sectors across North Carolina, South Carolina, Virginia, Georgia, and Florida, utilizing the DesignBuild concept to adhere to budgets and timelines.
Email availablePhone available
Direct Mechanical
Schaumburg, IL
Based in Schaumburg, IL, Direct Mechanical provides comprehensive commercial HVAC, refrigeration, and electrical services across the Chicagoland area. They specialize in new installations, retrofits, maintenance, and repair for heating, cooling, and ductless systems. The company also handles underground electrical work and complete building build-outs.
Email availablePhone available
Dominick's Heating and Cooling, LLC
Norwalk, CT
Based in Norwalk, CT, Dominick's Heating and Cooling, LLC provides comprehensive HVAC services for residential and commercial clients across Fairfield County. Capabilities include installation, repair, and maintenance of heating, cooling, boilers, water heaters, and indoor air quality systems.
Email availablePhone available
East Coast Pipelines, Inc.
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Based in Quincy, MA, East Coast Pipelines, Inc. specializes in comprehensive underground sewer and drain services. They offer 24/7 emergency service, trenchless sewer repair using CIPP technology, sewer line replacement, cleaning, pipe lining, and advanced pipeline inspection. The company focuses on maintaining Boston's vital underground piping infrastructure.
Email availablePhone available
EMJAY Engineering and Construction Co., Inc.
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EMJAY Engineering and Construction Co. Inc. based in Baltimore, MD, is a mechanical and general contracting firm. Specializing in institutional, commercial, and industrial renovation, they provide commercial HVAC, plumbing, and healthcare mechanical services. EMJAY serves Maryland, DC, Virginia, Delaware, and Southern Pennsylvania.
Email availablePhone available
EON Mechanical Inc.
Brooklyn, NY
EON Mechanical Inc. is a Disadvantaged and Minority Business Enterprise providing comprehensive HVAC services. Specializing in design/build, BIM coordination, in-house duct fabrication, and installation of VRF systems, chillers, and boilers. They offer preventive maintenance and emergency services for schools, healthcare, retail, and high-rise residential projects across New York's five boroughs.
Email availablePhone available
FAIRCONN Plumbing And Heating LLC
Stamford, CT
FAIRCONN Plumbing And Heating LLC specializes in residential and commercial plumbing and heating services across Connecticut, particularly in Fairfield County. They offer mechanical contracting solutions including general maintenance, pumps, drain cleaning, rough finish/piping, bathroom renovations, appliance installs, water treatment, and heating.
Email availablePhone available
Global Construction & Mechanical
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Based in Gaithersburg, MD, Global Construction & Mechanical offers comprehensive mechanical contracting services. They specialize in new installations, renovations, service, repair, and replacement for residential and commercial projects. Their expertise covers HVAC systems, property management, and design & consulting for diverse construction needs.
Email availablePhone available
GMI Mechanical Heating & Cooling
Oak Lawn, IL
Based in Oak Lawn, IL, GMI Mechanical Heating & Cooling specializes in residential and commercial HVAC repair and installation. Their qualified technicians offer comprehensive heating, ventilation, and air conditioning services for the Oak Lawn and Crestwood areas, including Generac generator installations. They prioritize quality work and responsive service.
Email availablePhone available
Grunwald Mechanical Contractors & Engineers
Omaha, NE
Based in Omaha, NE, Grunwald Mechanical Contractors & Engineers provides comprehensive plumbing and HVAC services. They specialize in furnace, boiler, AC, water heater, sewer repair, drain cleaning, and gas line services. The company handles medium to large commercial, industrial, and residential projects throughout Omaha and Lincoln, Nebraska.
Email availablePhone available
Hayes Mechanical
Chicago, IL
Hayes Mechanical is a full-service mechanical contractor, established in 1918 with over a century of experience. Based in Chicago, IL, the company provides comprehensive mechanical solutions through its numerous offices across the United States, offering reliable service for diverse industrial and commercial needs.
Email availablePhone available
Hickory Mechanical, Inc.
Hickory, NC
Based in Hickory, NC, Hickory Mechanical, Inc. provides comprehensive mechanical contracting services to industrial and institutional clients. Specializing in process piping, industrial plumbing, medical gas systems, and HVAC installation, they also offer skilled millwright work. The company focuses on complete, reliable solutions.
Email availablePhone available
Holmes Mechanical Contractors
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Holmes Mechanical Contractors (HMC) is a family-owned, veteran-owned small business with over 40 years of experience. HMC provides HVAC design and installation, ductwork, commercial chiller and boiler systems, pump repair, VRF systems, and ventilation services. Serving the Washington, DC-Maryland-Virginia metropolitan area, HMC offers comprehensive mechanical contracting solutions.
Email availablePhone available
HVAC Mechanical, Inc.
Placentia, CA
Based in Placentia, CA, HVAC Mechanical, Inc. provides comprehensive commercial heating, ventilation, and air conditioning services. Specializing in design/build, tenant improvement, and new construction, the company also offers 24/7 service and preventative maintenance for commercial properties since 1994.
Email availablePhone available
Industrial Mechanical Service LLC
Richmond, VA
Based in Richmond, VA, Industrial Mechanical Service LLC specializes in maintaining and repairing factory equipment and industrial machinery. They provide comprehensive services for conveying systems, production machinery, and packaging equipment, ensuring client facilities remain in good working order. The company offers responsive support, from preventative maintenance to planned equipment change-outs.
Email availablePhone available
Industrial Mechanical Services
Ridge Spring, SC
Based in Ridge Spring, SC, Industrial Mechanical Services provides engineered solutions and turnkey installations for custom systems. They offer comprehensive design, in-house fabrication, and installation services with full mechanical and electrical capabilities. IMS focuses on delivering reliable systems engineered for uptime, precision, and long-term performance from concept to commissioning.
Email availablePhone available
Iron Mechanical
Sacramento, CA
Based in Sacramento, CA, Iron Mechanical is a commercial mechanical contractor specializing in the plumbing and mechanical industry. They provide comprehensive mechanical system services, encompassing design, prefabrication, installation, and preventative maintenance. Their expertise spans diverse architectural projects such as commercial spaces, high-rise buildings, and medical and educational facilities.
Email availablePhone available
Industrial Welding & Mechanical Inc.
North Chesterfield, VA
Based in North Chesterfield, VA, Industrial Welding & Mechanical Inc. is an industrial construction and maintenance contractor. They specialize in pressure vessel repair and alterations, piping systems fabrication, pipe welding (SS, carbon, alloys), and general plant maintenance. Capabilities extend to pump installation, motor and equipment alignment, and structural fabrication, all performed by certified welders.
Email availablePhone available
JBM Mechanical, Inc.
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Based in Nazareth, PA, JBM Mechanical, Inc. is a mechanical contractor serving commercial and industrial projects in the Lehigh Valley since 1994. The company specializes in heating, air conditioning, and plumbing services, utilizing licensed plumbers and HVAC mechanics to provide technical expertise during construction phases.
Email availablePhone available
James River Mechanical
Smithfield, VA
Based in Smithfield, VA, James River Mechanical provides comprehensive HVAC services to residential, commercial, and industrial clients across the Hampton Roads area. Specializing in heating, ventilation, and air conditioning systems, they also offer custom sheet metal fabrication, installation, maintenance, and repair solutions.
Email availablePhone available
M-23 Mechanical Systems
Danville, CA
M-23 Mechanical Systems is a commercial mechanical contractor specializing in comprehensive HVAC solutions. Based in Danville, CA, the company provides services including project budgeting, engineering, design-build, repairs, controls commissioning, and preventive maintenance. They handle equipment replacements and tenant improvements for commercial projects.
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Mechanical Engineering & Construction Corporation (MEC 2)
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Mechanical Engineering & Construction Corporation (MEC 2), based in Catonsville, MD, delivers comprehensive mechanical engineering and construction services. They design, build, and maintain high-performing HVAC and plumbing solutions. MEC 2 provides in-house capabilities for system installation, start-up, commissioning, and maintenance for clients across Maryland, Virginia, and Washington, DC.
Email availablePhone available
Main Enterprises Inc
Stratford, CT
Main Enterprises Inc. based in Stratford, CT, delivers comprehensive mechanical contracting services for commercial clients. Specializing in HVAC, refrigeration repairs, and plumbing, they offer 24-hour emergency services, preventative maintenance, and replacements. The company also provides in-house duct fabrication, mechanical design, and construction services.
Email availablePhone available
MBA Mechanical Inc. HVAC + Solar
Simi Valley, CA
Based in Simi Valley, CA, MBA Mechanical Inc. HVAC + Solar provides comprehensive services for heating and cooling systems. Technicians troubleshoot, diagnose, and repair equipment for homes and commercial buildings. They also offer preventative maintenance contracts to enhance longevity and energy efficiency.
Email availablePhone available
McCauley Mechanical Construction Inc
Bridgeview, IL
Based in Bridgeview, IL, McCauley Mechanical Construction Inc provides comprehensive mechanical contracting services. They specialize in HVAC systems, plumbing, and piping installations for commercial and industrial clients. Offering solutions for new construction, renovation, and maintenance, they ensure efficient and reliable mechanical systems across diverse project scales.
Email availablePhone available
Maryland Mechanical Services HVAC LLC
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Based in Frederick, MD, Maryland Mechanical Services HVAC LLC specializes in comprehensive heating and air conditioning services. They offer professional installation, repair, and maintenance for residential and commercial properties, including expertise in geothermal and water source heat pumps, ensuring year-round comfort for their clients.
Email availablePhone available
Mason Mechanical Services LLC
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Based in Frederick, MD, Mason Mechanical Services LLC provides comprehensive HVAC repair, installation, and maintenance for commercial and residential clients. Their expert technicians service air conditioning, heating, boiler, and heat pump systems, including minor electrical and plumbing. They serve customers across Maryland, Virginia, and Pennsylvania.
Email availablePhone available
M&O Corporation
Bridgeport, CT
Based in Bridgeport, CT, M&O Corporation is a commercial and industrial HVAC contractor serving Connecticut clients with critical temperature and humidity needs. They offer comprehensive services including HVAC maintenance, sheetmetal fabrication, piping, building automation, and certified engineering design for diverse sectors like manufacturing and medical.
Email availablePhone available
Molten Mechanical & Metal Works, Ltd
Brooklyn, NY
Based in Brooklyn, NY, Molten Mechanical & Metal Works provides comprehensive heating and cooling system installation, upgrade, and repair services. They help commercial and industrial facilities ensure optimal system functionality and compliance, addressing critical HVAC needs for businesses.
Email availablePhone available
Murphy Company Mechanical Contractors & Engineers
Colorado Springs, CO
Murphy Company Mechanical Contractors & Engineers is a full-service mechanical contracting firm specializing in HVAC, plumbing, sheet metal, high purity, process piping, and refrigeration. With over 100 years of experience, the company provides innovative solutions and prefabrication capabilities from state-of-the-art facilities, offering 24/7 service for complex mechanical systems.
Email availablePhone available
Murray Company Mechanical Contractors
Newbury Park, CA
Based in Newbury Park, CA, Murray Company Mechanical Contractors provides comprehensive mechanical, HVAC, and plumbing services. They specialize in advanced fabrication, including medical gas cleaning, pipe grooving for diverse materials, and orbital welding. Serving industrial, biopharmaceutical, semiconductor, and healthcare sectors, the company offers design, engineering, and quality control for complex projects.
Email availablePhone available
NextGen Mechanical Heating & Cooling
Park Ridge, IL
Based in Park Ridge, IL, NextGen Mechanical Heating & Cooling offers comprehensive HVAC services to the Chicagoland area. With over 30 years of experience, they specialize in residential and commercial AC installation, repair, maintenance, and furnace/boiler services. They also provide 24/7 emergency heating and cooling support.
Email availablePhone available
Northstar HVAC & Refrigeration Inc.
Glenview, IL
Northstar HVAC & Refrigeration Inc. provides HVAC system repair, full system installations, and comprehensive maintenance services. Serving Chicago's business and home owners, the company specializes in commercial and residential HVAC, refrigeration, and building automation, delivering prompt and effective solutions to maintain comfortable environments.
Email availablePhone available
PC Mechanical Inc
Santa Maria, CA
Based in Santa Maria, CA, PC Mechanical Inc. specializes in mechanical construction, general industrial maintenance, and rotating equipment services. They offer comprehensive mechanical contracting, including hydraulic and crane services, and military equipment repair. The company is a multi-year recipient of Boeing’s Performance Excellence Award, acknowledging their high-quality global supply.
Email availablePhone available
Porter Mechanical Contracting
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Based in Pen Argyl, Pennsylvania, Porter Mechanical Contracting specializes in comprehensive mechanical services. They provide HVAC, plumbing, process piping, new system installations, preventative maintenance, and emergency repairs. Serving commercial, industrial, and institutional clients, the company focuses on delivering high-quality and efficient mechanical solutions.
Email availablePhone available
Precision Mechanical Solutions Inc.
Fresno, CA
Precision Mechanical Solutions Inc. (PMSI), based in Fresno, CA, is a full-service mechanical contractor. They specialize in HVAC, plumbing, piping, and mechanical systems for commercial, industrial, and institutional clients across California, offering comprehensive solutions from design and installation to maintenance.
Email availablePhone available
R.A.M.S. Mechanical Inc.
Brooklyn, NY
Based in Brooklyn, NY, R.A.M.S. Mechanical Inc. is a full-service mechanical contractor for heating, ventilation, and air conditioning (HVAC) and general contracting. They offer in-house sheet metal and piping fabrication, fitting, installation, controls, and maintenance, utilizing BIM systems for efficient project execution.
Email availablePhone available
South Mountain Mechanical Contractors Inc.
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South Mountain Mechanical Contractors Inc. provides commercial HVAC, mechanical, and refrigeration services. The company is committed to efficient service delivery and customer value, offering expertise in commercial kitchen equipment servicing.
Email availablePhone available
Southwest Heating & Air Conditioning
Los Angeles, CA
Based in Los Angeles, California, Southwest Heating & Air Conditioning offers comprehensive HVAC services across the Southern California area. They specialize in heating and air conditioning installation, repair, and maintenance, serving both residential and commercial customers with reliable climate control solutions.
Email availablePhone available
Tamco Mechanical, Inc.
Brooklyn, NY
Based in Brooklyn, NY, Tamco Mechanical, Inc. specializes in mechanical contracting services. They repair, replace, and maintain diverse electro-mechanical machinery and industrial equipment, including gates, doors, pumps, motors, and hydraulic systems. Their in-house machine and fabrication shop supports urgent repairs, serving government agencies and contractors.
Email availablePhone available
Towson Mechanical, Inc.
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Towson Mechanical, Inc. based in Parkville, MD, serves the Greater Baltimore construction industry as a mechanical contractor. Operating since 1962, the company leverages over 60 years of experience and an expansive skill set for unique and challenging projects, including high-profile educational buildings and penitentiaries.
Email availablePhone available
Eyman Plumbing Heating & Air
La Vista, NE
Based in La Vista, NE, Eyman Plumbing Heating & Air delivers residential and commercial plumbing and HVAC services. Serving the Omaha Metro area since 1957, this family-owned company utilizes trained technicians and fully equipped trucks for rapid response. They handle mechanical system installations, maintenance, and repairs efficiently.
Email availablePhone available
Union Mechanical Service Inc
Monroe, NC
Based in Monroe, NC, Union Mechanical Service Inc provides comprehensive mechanical contracting and HVAC services. They specialize in installation, design, and maintenance for commercial and industrial clients, offering reliable climate control systems and related solutions for various business needs.
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Vertex Mechanical Contracting, LLC.
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Based in East Bridgewater, MA, Vertex Mechanical Contracting, LLC. provides custom, turnkey mechanical contractor services throughout New England. They specialize in HVAC, refrigeration, and piping, including VRF design-build, pipe freezing, and preventative maintenance. Serving commercial, residential, and institutional clients, their licensed union contractors deliver quality service.
Email availablePhone available
WJO Chicago
Chicago, IL
Based in Chicago, IL, WJO Chicago provides mechanical contracting services. They specialize in industrial boiler and burner repairs, replacements, and centrifugal chiller services. The company handles various HVAC equipment like fan coil units and rooftop units, offering 24/7 emergency and preventative maintenance agreements.
Email availablePhone available
Woodall Mechanical LLC
Brooklyn, NY
Based in Brooklyn, NY, Woodall Mechanical LLC is a Woman Owned WBE Certified Commercial/Industrial Mechanical Contractor. The company provides mechanical contracting services for the NYC area, operating with a strong foundation of integrity in the construction industry. They offer reliable and honest mechanical solutions to their clients.
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Woodlawn Mechanical Contractors, Inc.
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Based in Frederick, MD, Woodlawn Mechanical Contractors, Inc. provides HVAC services for commercial construction in the Washington DC Metropolitan Area. With 35+ years of experience, they install heating and air conditioning systems for residential units, office buildings, hotels, and educational institutions.
Email availablePhone available
World Mechanical, Inc.
Los Angeles, CA
Based in Los Angeles, CA, World Mechanical, Inc. (WMI) is a full-service mechanical and plumbing contractor. The company specializes in commercial construction, offering design-build services, preventative maintenance, and repair. WMI focuses on providing comprehensive comfort solutions for commercial clients.
Email availablePhone available
H.I.M. Mechanical Systems
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Based in Bridgewater, MA, H.I.M. Mechanical Systems provides comprehensive heating, air conditioning, refrigeration, and ventilation services. They expertly install, repair, and maintain HVAC systems for residential and commercial clients, including restaurant kitchens. The company also offers 24-hour emergency services and preventive maintenance programs.
Email available
Horton Mechanical Contractors, Inc.
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Based in Baltimore, MD, Horton Mechanical Contractors, Inc. provides comprehensive plumbing and mechanical services. They specialize in heating, ventilation, air conditioning, and all types of plumbing for new construction, tenant fit-outs, renovations, and additions, committed to dedicated service in a safe environment.
Email available
West Coast Piping Services Inc.
Brea, CA
Based in Brea, CA, West Coast Piping Services Inc. provides comprehensive mechanical contracting services. They specialize in process, high purity, plumbing, and HVAC piping, industrial ventilation, equipment setting, and custom fabrication. Serving industries such as Food & Beverage, Biotech, Pharmaceutical, Data Centers, and Semiconductor.
Email available
ACC & Engineering
Anaheim, CA
Based in Anaheim, CA, ACC & Engineering is a licensed design-build, general engineering, and construction firm. They combine engineering expertise with field experience, providing integrated project delivery for public agencies, school districts, and higher education clients. The company holds C-20 (HVAC) and C-36 (Plumbing) licenses.
Phone available
Advance Mechanical Contractors
Signal Hill, CA
Based in Signal Hill, CA, Advance Mechanical Contractors provides comprehensive residential, commercial, and industrial plumbing and contracting services. With 100 years of experience, they serve complex sites including schools, hospitals, oil, and refinery companies as union contractors.
Phone available
American Mechanical Works
Glenview, IL
Based in Glenview, IL, American Mechanical Works is an HVAC contractor serving residential and commercial clients across Chicagoland. They specialize in heating, cooling, air quality, heat pumps, ductless systems, and water heater services, offering 24/7 emergency support for reliable mechanical system performance.
Phone available
Anchor Mechanical Inc
Chicago, IL
Anchor Mechanical Inc. provides comprehensive mechanical contracting services for commercial and industrial clients. The company specializes in HVAC, process piping, plumbing, chillers, boilers, refrigeration, electrical, and building automation. They also offer construction and vactor & sewer services, serving projects across the United States.
Phone available
Armus Mechanical
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Based in Lakeville, MA, Armus Mechanical provides comprehensive heating, cooling, and boiler services for both residential and commercial clients. Their expertise includes HVAC, air conditioning, mini splits, heat pumps, and furnace repair and installation. They serve the SouthCoast, South Shore, Cape Cod, and Rhode Island regions, focusing on reliable mechanical system solutions.
Phone available
Big Mountain Heating & Air Conditioning
Auburn, CA
Based in Auburn, CA, Big Mountain Heating & Air Conditioning offers comprehensive HVAC services. The company specializes in heating and air conditioning solutions, serving clients across the Sacramento and Auburn regions of California with their own expert team.
Phone available
Billy Rogers Plumbing, Heating & Air Inc.
Dyersburg, TN
Based in Dyersburg, TN, Billy Rogers Plumbing, Heating & Air Inc. provides residential and commercial HVAC and plumbing services. The company offers repairs, installations, and maintenance for heating, air conditioning, and various plumbing systems with over fifty years of experience.
Phone available
Briggs Mechanical Inc.
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Briggs Mechanical Inc. based in North Attleborough, MA, specializes in comprehensive heating and cooling services. As a Trane Comfort Specialist and Amana Preferred Dealer, they offer custom HVAC installation, expert repair, and fast service for air conditioners, furnaces, heat pumps, automated controls, and air quality systems.
Phone available
Brinkman Plumbing Contractors Inc
Quincy, IL
Based in Quincy, IL, Brinkman Plumbing Contractors Inc. is a family-owned and operated plumbing contractor established in 1991. With nearly two dozen employees, they provide comprehensive plumbing services, utilizing modern equipment like the Case Electric Mini-Excavator.
Phone available
Candito Plumbing and HVAC, LLC
Stamford, CT
Candito Plumbing and HVAC, LLC is a licensed father/son business based in Stamford, CT, specializing in plumbing, heating, and air conditioning services. They offer installations, repairs, and remodels for residential bathrooms and kitchens, and also service various commercial buildings. The company prides itself on quality and dependability.
Phone available
Central Fire Equipment
Mocksville, NC
Based in Mocksville, NC, Central Fire Equipment provides commercial fire safety and kitchen exhaust services nationwide. They specialize in kitchen hood cleaning, inspections, and installations. The company also handles fire sprinkler, fire alarm, and backflow inspections and repairs, alongside annual fire extinguisher and emergency lighting checks.
Phone available
Central Mechanical Services, Inc.
Cromwell, CT
Central Mechanical Services, Inc. based in Cromwell, CT, is a licensed mechanical contractor serving commercial and industrial clients across Connecticut. The company specializes in HVAC, plumbing, and piping systems, offering comprehensive service, maintenance, and installations. Established in 1999, it is a family-owned and certified Woman-owned Business Enterprise.
Phone available
Charlotte Mechanical
Charlotte, NC
Based in Charlotte, NC, Charlotte Mechanical is a full-service HVAC and plumbing contractor. They offer comprehensive residential and commercial mechanical services, including installation, repair, and maintenance for heating, air conditioning, and various plumbing systems. The company serves commercial clients across offices, retail, and industrial sectors.
Phone available
Controlled Comfort
Los Angeles, CA
Based in Los Angeles, CA, Controlled Comfort provides comprehensive HVAC solutions for residential and commercial customers. Services include new system installations, prompt repairs, customized maintenance plans, ductwork repairs, ductless system installations, and 24/7 emergency heating and air conditioning services.
Phone available
Denair HVAC, Inc.
Brooklyn, NY
Based in Brooklyn, NY, Denair HVAC Inc. operates as a mechanical contractor in the Tri-State area. The company delivers comprehensive HVAC services including installation, service, maintenance, design-build, and controls & automation. They serve commercial, residential, industrial, educational, healthcare, and retail facilities.
Phone available
Design Mechanical Inc.
Chesterfield, MO
Based in Chesterfield, MO, Design Mechanical Inc. is a full-service mechanical contracting company. They provide comprehensive HVAC, plumbing, piping, and building automation solutions. The company specializes in commercial and industrial projects, offering expertise in design-build, installation, maintenance, and energy efficiency for various facilities.
Phone available
Economy Mechanical HVAC
Mt Prospect, IL
Economy Mechanical HVAC, based in Mt Prospect, IL, provides comprehensive commercial HVAC, maintenance, and refrigeration services. The company specializes in delivering reliable solutions for various facilities, including 24/7 emergency services, ensuring optimal system performance and client satisfaction.
Phone available
Getzschman Heating
Omaha, NE
Based in Omaha, NE, Getzschman Heating provides comprehensive mechanical contracting services, including heating, cooling, plumbing, and air quality solutions. They specialize in repairs and installations of furnaces, air conditioners, and generators for residential and commercial clients, serving the greater Omaha area since 1960.
Phone available
HL Bowman Inc Plumbing Heating & AC
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HL Bowman Inc Plumbing Heating & AC is a family-owned mechanical contractor based in Harrisburg, PA, established in 1946. The company provides comprehensive heating, cooling, plumbing, and electrical services, including furnace, boiler, and AC maintenance and replacement. They serve residential customers throughout Central Pennsylvania and New England.
Phone available
H. T. Lyons, Inc.
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Based in Allentown, PA, H.T. Lyons, Inc. is a full-service mechanical contractor specializing in engineering, design, construction, and energy solutions. A subsidiary of Equans MEP Services, the company serves Pennsylvania, New York, Delaware, New Jersey, Connecticut, and the Carolinas for diverse commercial and industrial clients.
Phone available
Iceberg Mechanical Corp
Brooklyn, NY
Based in Brooklyn, NY, Iceberg Mechanical Corp is an HVAC and mechanical contractor. They offer installation, repair, and maintenance services for residential and commercial heating and cooling systems. Capabilities include custom sheet metal fabrication and mechanical engineering solutions, supporting general contractors on projects throughout NYC.
Phone available
Industrial Mechanical Contractors, Inc.
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Based in Hatboro, PA, Industrial Mechanical Contractors, Inc. (IMC) is a commercial HVAC contractor with over 50 years of experience. They provide comprehensive mechanical contracting services for indoor climate systems, including installation, maintenance, replacement, and same-day repairs. IMC serves commercial clients across the Delaware Valley.
Phone available
JLP Heating & Cooling LLC
Norwalk, CT
Based in Norwalk, CT, JLP Heating & Cooling LLC is a family-owned mechanical contractor specializing in comprehensive HVAC services. They provide installation, repair, and maintenance for residential and commercial heating and cooling systems, delivering quality work and exceptional comfort solutions.
Phone available
Burton AC Heating Plumbing And More
Omaha, NE
Based in Omaha, NE, Burton AC Heating Plumbing And More offers comprehensive mechanical services. Specializing in heating, air conditioning, plumbing, and drain solutions, the company serves both residential and commercial clients. They provide reliable, fast service, including 24/7 emergency support and transparent upfront pricing for property needs.
Phone available
LMS Lawyer Mechanical Services
Las Vegas, NV
LMS Lawyer Mechanical Services, based in Las Vegas, NV, is a mechanical contractor providing comprehensive commercial HVAC services. They specialize in equipment, controls, boilers, parts, indoor air quality, and energy solutions, catering to a range of commercial clients with their licensed contracting expertise.
Phone available
M&R Mechanical Services
Milford, CT
Based in Milford, CT, M&R Mechanical Services provides comprehensive heating, cooling, and indoor air quality solutions. With over 65 years of experience, they specialize in commercial and residential HVAC system installation, emergency repairs, and routine maintenance for Southern Connecticut customers.
Phone available
Master Mechanical Inc.
Mount Prospect, IL
Based in Mount Prospect, IL, Master Mechanical Inc. specializes in comprehensive HVAC services. The company provides installation, repair, and maintenance for cooling, heating, boiler, and ductless AC systems. Serving the Mount Prospect and Buffalo Grove areas, they resolve system performance issues for optimal comfort.
Phone available
McCloskey Mechanical Contractors, Inc.
Gardena, CA
McCloskey Mechanical Contractors, Inc. is a family-owned, nationwide mechanical contractor, established in 1985. Licensed in 43 states, they offer comprehensive HVAC, plumbing, and refrigeration services for commercial, industrial, and government projects. They also provide mechanical construction and facility maintenance solutions.
Phone available
Mechanical Air
Fresno, CA
Based in Fresno, CA, Mechanical Air delivers comprehensive HVAC services to residential and commercial clients throughout the Central Valley. They specialize in air conditioning, heating, ventilation, and commercial refrigeration, offering new installations, repairs, and proactive maintenance plans. The company focuses on crafting personalized climate solutions.
Phone available
Midtown Mechanical Corporation
Chicago, IL
Based in Chicago, IL, Midtown Mechanical Corporation is a full-service mechanical contractor specializing in residential, industrial, and commercial HVAC. They offer installation, repair, and replacement of air conditioners, furnaces, boilers, humidifiers, and custom sheet metal ductwork within the Chicagoland area.
Phone available
MMC Heating & Air
Dyersburg, TN
Based in Dyersburg, TN, MMC Heating & Air provides comprehensive residential HVAC services. They specialize in expert installation, repair, and routine maintenance for heating and air conditioning units. The company focuses on delivering cost-effective, fast, and reliable solutions, ensuring optimal home comfort across Dyersburg and surrounding counties in Tennessee and Missouri.
Phone available
Mechanical System Contractors
San Diego, CA
Based in San Diego, CA, Mechanical System Contractors provides advanced commercial HVAC solutions. The company specializes in sustainable, green initiatives and addresses complex cooling challenges to maximize system efficiency for businesses across Southern California.
Phone available
New England Mechanical Services, Inc.
Trumbull, CT
Based in Trumbull, CT, New England Mechanical Services, Inc. provides comprehensive mechanical and facilities solutions across Connecticut and the Northeast. The company specializes in building and installing critical systems, including HVAC, electrical, building automation, and infrared thermography, ensuring comfortable, productive, and profitable environments for clients.
Phone available
Northern Comfort Mechanical
Danbury, CT
Based in Danbury, CT, Northern Comfort Mechanical provides residential and commercial plumbing, heating, and air conditioning services. With over 20 years of experience, the company offers 24-hour emergency services, custom ductwork fabrication and installation, and maintenance for all HVAC equipment, serving Fairfield and Litchfield Counties.
Phone available
Northwestern Fire Protection
Wilkesboro, NC
Based in Wilkesboro, NC, Northwestern Fire Protection provides life safety and fire protection services. Their certified technicians install, repair, and maintain commercial fire protection systems, emergency lighting, kitchen suppression systems, and ventilation fans. They also service and sell portable fire extinguishers and smoke alarms for residential and business clients.
Phone available
Oakmont Mechanical
Elmwood Park, IL
Based in Elmwood Park, IL, Oakmont Mechanical provides comprehensive HVAC services for residential and commercial clients across the Chicago area. Capabilities include new construction HVAC, sheet metal fabrication, duct repair, and maintenance. They also offer installation and repair for heating, AC, heat pumps, and water heaters.
Phone available
Pinho Mechanical
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Pinho Mechanical offers comprehensive HVAC services, specializing in heating, cooling, and ventilation solutions for residential and commercial clients. With over a decade of experience, the company provides expert system installation, maintenance, repairs, and troubleshooting, ensuring reliable, efficient service, and client comfort.
Phone available
ServiceOne Heating, Cooling, Plumbing, and Electrical
Omaha, NE
Based in Omaha, NE, ServiceOne Heating, Cooling, Plumbing, and Electrical provides comprehensive residential and commercial installation and repair services. With over 30 years of experience, their licensed technicians offer HVAC, plumbing, electrical, appliance repair, and indoor air quality solutions.
Phone available
SRG Mechanical
Lyons, IL
Based in Lyons, IL, SRG Mechanical is a comprehensive mechanical contractor serving commercial, industrial, healthcare, and institutional clients. They specialize in HVAC, plumbing, process piping, and building automation, offering design, installation, maintenance, and emergency repair services for complex systems.
Phone available
Superior Mechanical Services
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Based in Beltsville, MD, Superior Mechanical Services offers comprehensive HVAC, plumbing, and new construction services. This mechanical contractor specializes in professional solutions, including 24/7 emergency support, for commercial and industrial clients. The experienced team provides reliable service for diverse project requirements.
Phone available
Tyler's Heating, Air Conditioning, Plumbing, and Electrical
Dyersburg, TN
Based in Dyersburg, TN, Tyler's Heating, Air Conditioning, Plumbing, and Electrical is an established contractor serving residential, commercial, and industrial clients. The company specializes in maintenance, repair, and replacement of HVAC, plumbing, and electrical systems, offering prompt service and financing options for essential upgrades and installations.
Phone available
Western Allied Corporation
Santa Fe Springs, CA
Based in Santa Fe Springs, CA, Western Allied Corporation specializes in mechanical contracting services. The company has served the Los Angeles basin for generations, providing comprehensive solutions to its clients.
Phone available
Wise Mechanical Solutions
Brookfield, IL
Wise Mechanical Solutions provides comprehensive heating, air-conditioning, and indoor air quality services. Their experienced HVAC technicians offer repair, routine maintenance, duct cleaning, and full system installations for both residential homes and commercial buildings. They are dedicated to ensuring year-round comfort and dependable service.
Phone available
Apex Mechanical Services, Inc.
Los Angeles, CA
Based in Los Angeles, California, Apex Mechanical Services, Inc. is a mechanical contracting company specializing in commercial and industrial HVAC and refrigeration systems. They provide comprehensive services including HVAC design, installation, repair, maintenance, boiler services, and ductwork for various facilities.
No contact on file
Astacio Heating, Cooling, Plumbing & Electrical
Norwalk, CT
Based in Norwalk, CT, Astacio Heating, Cooling, Plumbing & Electrical provides expert HVAC, plumbing, and electrical services to residents in Fairfield County, CT and Westchester County, NY. They specialize in heating, cooling, plumbing, drains, indoor air quality, and electrical system maintenance and repair.
No contact on file
Fix & Installations Pro
Panorama City, CA
Based in Panorama City, CA, Fix & Installations Pro provides reliable repair and installation services for both residential and commercial properties. They focus on delivering efficient solutions with skilled professionals, ensuring safety, precision, and customer satisfaction for every project.
No contact on file
Elmech Industrial Services, LLC
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Based in Finksburg, MD, Elmech Industrial Services, LLC provides mechanical contracting services for industrial facilities in the Mid-Atlantic. Expertise covers industrial maintenance, machinery installation/removal, process piping, heavy rigging, equipment repair, and fabrication.
No contact on file
GT Plumbing, Heating & Cooling, LLC
Norwalk, CT
GT Plumbing, Heating & Cooling, LLC is a mechanical contractor located in Norwalk, CT, offering comprehensive plumbing, heating, and cooling services. The company specializes in installations, repairs, and maintenance for HVAC and water systems. They serve residential and commercial clients, ensuring reliable mechanical system operation across various properties.
No contact on file
Link Boiler & Mechanical
Hickory, NC
Link Boiler & Mechanical is a full-service mechanical contractor based in Hickory, NC. Specializing in comprehensive boiler, chiller, HVAC, and process piping solutions, they provide sales, installation, and service for commercial and industrial clients. The company serves various sectors across North Carolina.
No contact on file
Pacific Mechanical Services, Inc.
Sacramento, CA
Based in Sacramento, CA, Pacific Mechanical Services Inc. is a mechanical contractor specializing in comprehensive HVAC and plumbing solutions. They provide design/build, installation, maintenance, and emergency services for commercial, industrial, and institutional clients across Northern and Central California.
No contact on file
Scorpion Process Piping
Walnut, CA
Based in Walnut, CA, Scorpion Process Piping specializes in the installation, fabrication, maintenance, and repair of ultra-high purity process piping systems. The company serves critical industries such as semiconductor, pharmaceutical, biotechnology, and food & beverage, offering expertise in orbital welding and cleanroom environments.
No contact on file
Service Champions Plumbing, Heating & AC
Los Angeles, CA
Service Champions Plumbing, Heating & AC delivers commercial mechanical contracting services across Southern California. They specialize in comprehensive HVAC, plumbing, and electrical solutions for businesses, providing expert installation, maintenance, and repairs. The company also offers extensive heating, air conditioning, and plumbing services to residential clients.
No contact on file
Thermal Heating, Air & Plumbing
Omaha, NE
Based in Omaha, NE, Thermal Heating, Air & Plumbing provides comprehensive mechanical contracting services. They specialize in heating, air conditioning, and plumbing solutions for both residential and commercial clients across the Omaha Metro area, bringing extensive experience since 1968.
No contact on file
Windle HVAC Services, LLC
Dyersburg, TN
Based in Dyersburg, TN, Windle HVAC Services, LLC offers comprehensive mechanical contracting services. They specialize in commercial and residential HVAC, refrigeration, boiler, and chiller systems, alongside ventilation and sheet metal fabrication. The company provides installation, service, and preventative maintenance programs for various mechanical equipment.
No contact on file
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How to Choose a Company
Verify actual in-house capabilities such as sheet metal fabrication, orbital welding for high-purity lines, or direct digital control (DDC) programming expertise, rather than relying solely on subcontracted specialty trades.
Demand specific certifications and affiliations relevant to your project, such as SMACNA membership for ductwork standards, ASME B31.3 qualifications for process piping, or LEED accreditation for sustainable building initiatives.
Thoroughly evaluate their pre-construction services, looking for demonstrable experience in value engineering, detailed constructability reviews, and comprehensive clash detection using BIM software.
For critical environments like cleanrooms or data centers, insist on a robust testing, adjusting, and balancing (TAB) protocol, and review their history of successful HVAC commissioning in similar controlled spaces.
Investigate their safety record, specifically their Experience Modification Rate (EMR) and OSHA 300 logs, ensuring it aligns with industry best practices for on-site personnel and hazardous material handling.
Red Flag/Gotcha: Be extremely cautious of bids that are significantly below market average without a transparent breakdown demonstrating specific cost-saving innovations; this often signals critical scope gaps, overlooked permitting requirements, or the use of unqualified labor which will inevitably lead to costly change orders.
Assess their long-term service and preventative maintenance plans, including guaranteed response times, access to OEM parts for critical equipment (e.g., chillers, boilers), and their capacity for remote monitoring of building management systems (BMS).
Supplier Types at a Glance
Type
Best For
Local Service & Small Project Shops
Routine maintenance, minor repairs, small-scale system installations (e.g., single HVAC unit, localized plumbing fixes), or quick emergency services for specific trades.
Mid-sized Commercial/Industrial Contractors
New construction projects, major system upgrades (e.g., facility-wide HVAC replacement, industrial process piping installations), or complex renovations requiring coordination across multiple trades.
Large-Scale National/Integrated Firms
Enterprise-level projects, multi-site deployments, highly specialized applications (e.g., data centers, pharmaceutical facilities), or design-build projects requiring extensive engineering and ongoing lifecycle management.
Frequently Asked Questions
What's the fundamental difference between design-build and plan-spec mechanical contracting?
In a design-build model, the contractor is responsible for both the design and construction, offering a single point of contact, streamlined communication, and often accelerated project timelines. Plan-spec, or design-bid-build, involves a separate design firm creating detailed plans and specifications, which contractors then bid on. While plan-spec provides greater control over the design, it can lead to more change orders if design flaws aren't caught early, whereas design-build offers integrated risk management.
How important are industry-specific certifications like SMACNA or ASHRAE compliance when selecting a mechanical contractor?
These certifications are critical indicators of a contractor's commitment to quality, safety, and adherence to industry-recognized standards. SMACNA (Sheet Metal and Air Conditioning Contractors' National Association) provides detailed guidelines for ductwork fabrication and installation, impacting system efficiency and longevity. ASHRAE (American Society of Heating, Refrigerating and Air-Conditioning Engineers) develops standards for energy efficiency, indoor air quality, and refrigeration practices. Compliance demonstrates a contractor's technical proficiency and dedication to best practices, especially for specialized systems or regulated environments.
How can I verify a mechanical contractor's experience with specialized process piping, such as for food & beverage or pharmaceutical applications?
For specialized process piping, beyond general experience, you must scrutinize their specific welding qualifications (e.g., ASME B31.3 for process piping, specific material certifications like stainless steel or exotic alloys), their cleanliness protocols (e.g., orbital welding, purging, passivation), and their quality control procedures. Request references from similar projects, ideally with site visits to observe their past work. Also, inquire about their expertise in material handling and segregation to prevent contamination.
What role does commissioning play in a mechanical project, and how should I evaluate a contractor's commissioning capabilities?
Commissioning (Cx) is a quality-oriented process for verifying that a facility's systems (HVAC, plumbing, controls) are installed, tested, and performing according to the owner's operational requirements. A contractor's commissioning capabilities should include in-house certified commissioning agents or a strong partnership with a reputable third-party Cx provider. Look for their detailed commissioning plan, which should outline functional performance testing, point-to-point verification, integrated systems testing, and thorough documentation of results and owner training.
What red flags should I look for in a mechanical contractor's bid or proposal, beyond just the price?
Besides an unusually low bid, scrutinize proposals that lack detail in scope definitions, materials specifications, or project schedules. Vague language around warranties, exclusions for common site conditions, or an pre-construction absence of a comprehensive safety plan (including EMR and incident rates) are significant red flags. Also, be wary of contractors unwilling to provide a clear project management methodology or who offer limited transparency regarding their subcontractors' qualifications and roles.
When is it advantageous to choose a mechanical contractor with in-house fabrication capabilities for elements like sheet metal or pipe spools?
Opting for a contractor with in-house fabrication, especially for complex sheet metal ductwork or pipe spools, offers several advantages. It typically leads to tighter quality control, as fabrication is managed directly by the primary contractor's team, reducing potential for errors or delays. It can also significantly improve project schedules by reducing reliance on external vendors and minimizing supply chain risks. Furthermore, in-house fabrication often allows for greater flexibility for last-minute design changes and can be more cost-effective for highly customized components.