Ability Engineering Technology, Inc. specializes in custom-designed piping skids and pressure vessel manufacturing for diverse industrial applications. The company provides comprehensive engineering, design, quality fabrication, and testing services. With expertise in cryogenic and non-cryogenic systems, they deliver robust manufacturing solutions for complex industrial processes.
Need a specific city or state? Want to email them directly?
Search, get contacts, and send outreach — all in one place.
Pipe Spool Fabricators
Last updated: January 2026
This directory lists 105 pipe spool fabricators across the United States, from small-bore utility piping specialists to heavy-wall process module integrators.
Buyers engage these fabricators to tackle a range of challenges, from accelerating construction schedules by reducing on-site welding hours to ensuring the precise fit-up of complex isometric drawings for critical infrastructure. They are crucial for maintaining strict material traceability for high-integrity systems, mitigating the risks associated with varying field conditions, and managing specialized welding procedure specification (WPS) and procedure qualification record (PQR) requirements.
Suppliers in this space vary significantly. Some focus on high-volume, standardized carbon steel spools, while others specialize in exotic alloys like Inconel or titanium, catering to industries with extreme temperature or corrosive demands. You'll find shops dedicated to small-bore instrumentation tubing, others handling large-diameter transmission lines, and integrated facilities capable of fabricating entire modular skids complete with structural steel, valves, and instrumentation.
To effectively engage these fabricators, buyers must be prepared with comprehensive data packages. This typically includes detailed isometric drawings, piping and instrumentation diagrams (P&IDs), material specifications, project schedules, and clear expectations for Non-Destructive Testing (NDT) and hydrostatic testing. Fabricators expect clear communication regarding material procurement, shipping logistics, and required documentation, such as Material Test Reports (MTRs).
A significant trend in pipe spool fabrication is the increasing demand for advanced modularization, pushing fabricators to build larger, more complex units in shop conditions before transport. Coupled with this is the growing adoption of automated welding techniques and advanced robotic systems, which promise greater precision and efficiency, alongside a heightened focus on digital integration and real-time project tracking from fabrication through installation.
Company Directory
105 companies nationwide
Based in Norristown, PA, American Alloy Fabricators specializes in the design and manufacture of custom, ASME-certified process piping systems and equipment. They provide high-quality metal fabrication services for demanding sectors, including the pharmaceutical, biotechnology, chemical, and food processing industries.
Based in Charlotte, NC, Ansgar Industrial, LLC provides world-class pipe fabrication and a complete spectrum of field services for industrial projects. They specialize in chill water pipe fabrication for semiconductor and pharmaceutical industries, delivering high-quality solutions from their US facilities.
Based in Vernon, CA, Aul Pipe & Tubing, Inc. provides custom fabrication of steel, stainless steel, and aluminum for the manufacturing industry. The company offers solutions for steel pipe and tubing needs, including precise saw cutting and pipe threading services. It operates from a 50,000 sq ft custom facility.
Based in Kaukauna, WI, Bassett Mechanical engineers, designs, fabricates, and installs high-quality pipe spools and skid packages from various materials. With over 85 years of experience, they provide comprehensive metal fabricating, industrial refrigeration, HVAC, and plumbing solutions for diverse industrial needs.
Bolt Construction, based in Youngstown, OH, specializes in shop piping fabrication, installation, and maintenance services. Utilizing an advanced fabrication shop, they perform high-quality stainless steel pipe fabrication and welding. They serve industrial markets including bulk petroleum storage, chemical plants, paper mills, and energy sectors.
Based in Ottawa Lake, MI, Bullard Company provides comprehensive pipe spool design, fabrication, and installation services. They specialize in creating solutions for industrial applications, including placement in pipe racks, pipe bridges, and modular loading racks for various facilities.
Based in Dixon, CA, California Pipe Fabricators, Inc. delivers high-quality pipe fabrication services. They manage projects from the initial bid and design phase through in-shop production and final delivery to the job site. The company emphasizes superior quality and reliability in all their work.
Based in Houston, TX, Comfort Systems USA provides mechanical, electrical, and plumbing building systems. The company specializes in prefabrication services for HVAC ductwork, mechanical piping, and process piping. Operating from over 184 locations across the United States, they also offer modular construction capabilities.
Based in Commerce City, CO, Commercial Welding LLC provides comprehensive pipe welding services for diverse commercial and industrial projects. They specialize in fulfilling the complex pipe fabrication and installation requirements of their clients.
CoreWorks USA specializes in designing, engineering, and fabricating custom cryogenic equipment and process skids. Based in Waller, TX, they provide interconnecting carbon steel and stainless steel piping spools. They serve natural gas processing, LNG, industrial gas, and petrochemical refining industries with comprehensive manufacturing and field services.
Crist Group Inc., based in Woodland, CA, designs, engineers, and manufactures critical fluid process systems using specialized fluoroplastics. They fabricate ultra high purity piping, manifolds, and tubing assemblies, providing custom solutions for semiconductor, auto, and health sciences industries from concept to completion.
CR Meyer provides custom pipe fabrication services, specializing in modularizing pipe fabrication into pre-packaged skids or modules for assembly. They offer high-quality, precise solutions for process, hydraulic, pneumatic, steam, and specialty piping systems. Their capabilities assure properly fabricated systems.
Controls Southeast Inc. (CSI), based in Pineville, NC, specializes in ASME pipe fabrication, offering jacketed piping, power/process piping, and precision manifolds. CSI designs custom thermal process solutions and sulfur equipment, serving chemical, petrochemical, plastics, and refining industries with tailored piping systems.
Based in Minooka, IL, DePue Mechanical Solutions is a full-service mechanical contractor specializing in industrial piping, ASME code welding, and skid fabrication. They provide comprehensive services including sheet metal fabrication, equipment setting, and structural steel for industrial facilities, utilizing ASME-certified welders.
Didion Vessel operates as a pipe fabrication shop specializing in high-pressure process and power pipe spools. They work with carbon steel and various alloys, providing custom manufacturing solutions for industrial and power generation clients.
Based in Ukiah, CA, Factory Pipe, LLC is a dedicated fabricator specializing in building custom components and products. The company focuses on design for manufacturability and efficient production, operating as an OEM supplier. They offer fabrication services for various applications, including watercraft, and are committed to delivering high-quality, on-time results.
Based in Houston, TX, Freedom Waterworks provides comprehensive pipe fabrication and supply services. Specializing in custom ductile iron, carbon steel, and stainless steel pipe, the company supports water and wastewater infrastructure projects. They offer precision crafting, ensuring high-quality components for complex industrial applications and essential clean water solutions.
Gilbert Industries provides industrial tank fabrication and custom piping systems, including ASME-certified pressure vessels, custom storage tanks, and prefabricated piping. They offer nationwide delivery and on-location fabrication, ensuring compliance with industry codes like API, ASME, and AWWA for diverse industrial projects.
Based in Albany, IN, Globe LLC specializes in fabricating pipe up to 80 feet long and 60 tons. The company offers specialized pipe spool fabrication services for stainless and nickel alloys, utilizing a dedicated 12,000 sq ft facility to meet industrial demands for robust and precise components.
Based in Lemont, IL, Scheck Industries is a national industrial construction and services contractor. They provide comprehensive fabrication services, including pipe spool fabrication, skid fabrication, and structural steel. Operating from US facilities, they support capital projects within process mechanical and power industries.
Based in Manassas, VA, High Purity Systems, Inc. specializes in custom fabrication and installation of process piping systems. They offer orbital welding services for materials from stainless steel to Hastelloy, providing sanitary spools. The company serves diverse sectors including biopharmaceutical, water treatment, aerospace, microelectronics, and oil & gas.
Based in Houston, TX, H+M Industrial EPC provides industrial pipe fabrication services. The company specializes in executing complex industrial capital projects, leveraging its proven EPC approach. H+M offers comprehensive services from front-end engineering to fabrication and construction, delivering high-quality project execution for industrial clients.
Based in Pueblo, CO, Industrial Constructors/Managers Inc. (ICM) specializes in providing comprehensive pipe fabrication services from its dedicated facility. The company also offers AISC Certified structural steel fabrication and erection, along with millwright services, leveraging state-of-the-art technologies. ICM prioritizes safety and quality across all projects for its industrial clients.
Based in Syracuse, UT, Industrial Piping & Welding LLC specializes in comprehensive pipe fabrication, welding, and installation services. They offer shop fabrication and field work, utilizing 3D laser scanning to support precise CAD detailing for industrial piping projects.
Based in Ridgefield, WA, JH Kelly is a self-performing, multi-trade General Contractor specializing in complex industrial and commercial mechanical projects. The company operates extensive pipe fabrication facilities totaling over 150,000 sq. ft., supported by an accomplished in-house staff for various scopes of work.
Based in Benicia, CA, Johansing Engineering and Service fabricates pipe spool assemblies and complete skid-mounted packages. They provide engineering, fabrication, and repair for heat exchangers and pressure vessels, adhering to ASME Code piping standards and NACE requirements. The company offers custom designs and expert repairs for industrial clients.
Based in Santa Fe Springs, CA, Kelly Pipe provides comprehensive pipe fabrication services. Their capabilities include cutting, beveling, grooving, threading, and shot blasting. These services are crucial for manufacturing high-quality pipe spools, serving diverse industrial and commercial projects directly from their facilities.
Based in Douglas, WY, L&L Fabrication, INC provides ASME Coded welding fabrication services, holding both U and R stamps. They specialize in custom ASME coded work built to client specifications, offering repairs and maintenance for oil and gas equipment, including treaters and separators.
Based in Trenton, NJ, Marshall Industrial Technologies specializes in process piping fabrication, design, and installation for industrial clients. They utilize TIG processes for systems moving gas, fluid, and particulate matter. The company also provides plant maintenance, emergency repairs, and custom machine shop and fabrication services.
Based in Monaca, PA, McCarl's specializes in complex heavy industrial services and pipe fabrication. They provide comprehensive pipe spool fabrication for demanding sectors including Oil and Gas, Chemical, Power, and Steel. McCarl's offers tailored solutions for critical industrial infrastructure projects.
Based in Chowchilla, CA, Mid Valley Pipe & Steel Inc. specializes in custom piping fabrication, including small diameter pipe spools and large-scale process piping solutions for diverse industries. They also provide comprehensive steel fabrication services and supply pipe materials, fittings, and valves.
MSS Solutions, LLC operates a state-of-the-art pipe welding shop providing custom fabrication services for carbon and stainless steel. Certified in MIG and STICK welding, the company specializes in pipe spool fabrication for various industrial and commercial needs, alongside mechanical construction services.
Based in Oak Harbor, OH, Northern Manufacturing offers precision pipe fabrication and welding services for stainless steel and alloy piping systems. They specialize in custom pipe spools and are ASME-certified. Their full-service capabilities include laser cutting, forming, and comprehensive quality assurance.
Based in Lemoore, CA, Northland Process Piping specializes in comprehensive stainless steel fabrication services. They offer design, engineering, and field installation for diverse industrial process piping applications, including custom pipe spools. The company provides direct manufacturing of tailored piping solutions for commercial and industrial clients.
Based in Houston, TX, Northwest Pipe Company, founded in 1966, specializes in providing high-quality pipe products to exacting specifications for municipal water and infrastructure applications. They deliver innovative solutions for diverse piping needs.
EPIC provides custom, precision pipe fabrication services from facilities in Louisiana and Texas. Specializing in advanced manufacturing and critical path expertise, the company serves diverse industries. These include clean energy, transportation, biomedical, semiconducting, chemicals, and metals & mining, delivering tailored solutions for complex projects.
OSynergy LLC is an industrial, energy, oil and gas fabrication company specializing in ASME pressure vessels, API production equipment, structural skids, and piping systems. It provides complete skid or trailer-mounted processing equipment and technical support for production, processing, and pipeline facilities.
Based in Okemah, OK, Platinum Cross Welding specializes in industrial welding and fabrication services. They provide process piping installation, modular compressor station process piping, and pipelining equipment fabrication. Serving the Oil & Gas Processing industry, they emphasize quality, safety, and on-time delivery for demanding projects.
Based in Sacramento, CA, Performance Mechanical, Inc. operates ASME-certified pipe fabrication shops. They manufacture a full range of tailored piping and structural components for industrial and commercial construction projects. As a Building Trades Union Contractor, they provide single-source mechanical solutions.
Based in Fresno, CA, Pacific Industrial Constructors Inc. is an industrial contractor specializing in pipe fitting and welding services. With over 30 years of experience, their 20-man crew handles high-pressure process, steam, and sanitary piping, indicating strong capabilities for pipe spool fabrication. They also provide industrial millwright services.
Based in Olean, NY, Pierce Steel Fabricators Inc. provides comprehensive pipe fitting and customized metal fabrication services. They specialize in pipe and tube fabrication, including advanced CNC pipe cutting and bending. With over 130 years of experience, the company delivers quality and competitively priced heavy-duty products.
PKG Equipment Inc., based in Rochester, NY, specializes in the design, fabrication, and installation of industrial process equipment. They offer custom solutions to meet the specific needs of their growing customer base, encompassing a range of capabilities essential for complex industrial projects.
Based in Rocklin, CA, Placer Process Systems, Inc. provides design, fabrication, and installation services for sanitary process systems. They specialize in process piping and skid fabrication, offering single piping spools, modular skids, and complete turnkey solutions for food, dairy, and beverage industries from their 30,000 sq. ft. facility.
Based in Fort Worth, TX, Primoris provides a comprehensive single-source solution for the fabrication of piping, piping skids, and pressure vessels. The company focuses on delivering customer-focused solutions for industrial fabrication needs.
Based in Barrington, NH, Quality Fabricators Inc. specializes in custom stainless steel fabrication for pharmaceutical and biotech facilities. They provide high-quality process pipe manifolds, manifold assemblies, and instrumentation tees for engineered skids. Services include electropolishing, passivation, and BPE compliant documentation, offering complete capabilities for precision process solutions.
Based in Queensbury, NY, Rozell Industries specializes in fabricating process piping, encompassing pipe fitting, welding, sprinkler, and boiler work. The company holds certifications in various phases of pipe, providing comprehensive fabrication services for industrial and commercial projects.
Bay Area Pipe & Equipment, Inc. is a San Francisco Bay Area UA Local 38 prefabrication company specializing in pipe spool fabrication and plumbing installation. They serve general and mechanical contractors on commercial and industrial projects, offering off-site prefabrication for new construction and tenant improvements to enhance precision and cost-efficiency.
Based in Auburn, CA, Anderson's Sierra Pipe Company, Inc. specializes in custom piping fabrication for waterworks and mechanical piping projects. They fabricate pipe spools using HDPE, ductile iron, and steel, offering custom flange fabrication. Serving contractors, water agencies, and private industries, they provide comprehensive B2B fabrication services.
So Cal Pipe Fabrication specializes in the production of high-quality ductile iron pipe spools. Based in Southern California, the company offers custom fabrication services, serving various industrial and commercial needs. They provide direct quote requests and order placement options.
Shaw Stainless & Alloy manufactures and fabricates large diameter steel pipe and fittings, accommodating sizes up to 72 inches. The company provides extensive custom fabrication services, including cutting, forming, welding, machining, and pipe threading. They offer comprehensive metal fabrication solutions for industrial applications, serving clients across multiple US locations.
Based in Los Angeles, CA, Superior Pipe Fabricators Inc. specializes in comprehensive pipe spool fabrication and welding for standard and specialty materials. They maintain certifications across major codes, ensuring quality and timely project delivery. Services include in-house NDE testing, heat treating, coating, and galvanizing.
Based in Houston, TX, SwecoFab specializes in manufacturing pipe spools from 1” to 18” dia. They utilize Carbon Steel, Stainless Steel, and Cro-Moly materials. The company also offers a range of piping products, expansion joints, and pre-insulated pipe supports through its various divisions.
Team Industries, Inc. specializes in pipe fabrication using carbon steel, low-temperature, chrome moly, and specialty steels. Services offered include port pulling, roll groove, laser tube cutting, plasma cutting, X-ray, and finishing. With facilities in Kaukauna, WI, and Port Arthur, TX, the company provides comprehensive pipe spool fabrication tailored for diverse industrial applications.
Tex-Fab, Inc., based in Houston, TX, is a versatile steel fabricator founded in 1973. They specialize in ASME B31.1, B31.3, and B31.8 compliant pipe fabrication, serving the oil, gas, and petrochemicals industry. Their capabilities include plate rolling, pressure vessel fabrication, and heat treating from multiple Texas facilities.
The Shaw Group provides comprehensive pipe and module fabrication services, including induction bending, for industrial clients. Operating with extensive global capacity, the company supports diverse sectors like chemicals, oil & gas, renewable fuels, and hydrogen. Shaw offers full project execution, encompassing engineering, design, and procurement.
Based in Fairfield, NJ, Titanium Fabrication Corporation manufactures titanium pipe spools (6" and below) from seamless and welded pipe. They also fabricate pressure vessels and heat exchangers using high-performance alloys including titanium, zirconium, and nickel alloys. The company serves defense, energy, chemical/petrochemical, oil & gas, and mining applications.
Based in Houston, TX, GS-Hydro USA specializes in providing fully prefabricated piping systems. Utilizing precise automated machines in its workshops, the company delivers non-welded piping solutions. These services cater to Marine, Offshore, and various Land-based industrial applications, offering comprehensive piping system fabrication.
U.S. Engineering operates fully equipped facilities utilizing advanced welding methods, precision tools, and overhead crane systems. The company specializes in delivering high-quality, ready-to-install pipe spools and assemblies for various industrial projects, focusing on precision and quality.
Based in Birmingham, AL, U.S. Pipe manufactures a complete range of ductile iron pipe and provides comprehensive fabrication services. As a Quikrete company, they also offer restrained joint pipe, gaskets, and fittings for various piping system needs.
Based in Spokane, WA, Wagstaff Applied Technologies specializes in the design and fabrication of skid-mounted industrial process equipment, including integrated pipe and pump systems. The company offers comprehensive mechanical and electrical engineering design services, alongside complete glovebox design and fabrication for various industrial applications.
Superior Welding & Piping, based in Camarillo, CA, provides comprehensive industrial and commercial metal fabrication and welding services. Specializing in structural steel, custom metal fabrication, and equipment repair, they offer expert pipe welding and fabrication. This service directly supports pipe spooling requirements for various industrial projects.
Based in Houston, TX, Precision Welding and Fabrication provides high-quality metalwork, custom fabrication, and structural projects. They specialize in ASME process piping, mechanical installations, and pipe spool fabrication, serving oil and gas, chemical processing, construction, and energy industries. The company ensures precision and durability.
Enerfab provides multi-craft fabrication and modular construction for industrial capital projects. With substantial shop space and skilled craftworkers, the company delivers pre-fabricated components, including pipe spools. They focus on quality craftsmanship, safety, and dependable project execution for customer needs.
Modular Fabrication and Piping, LLC is a mechanical construction firm based in Baltimore, MD, specializing in modular fabrication and complex piping systems. They offer custom pipe fabrication in various materials, ASME-certified welding, and off-site construction for heavy industrial and commercial projects across the Mid-Atlantic region.
Based in Troy, AL, Vixon Piping Inc. specializes in the fabrication and manufacturing of custom engineered pipe spools. The company offers comprehensive services including welding, cutting, bending, assembly, and testing, delivering reliable solutions designed to withstand extreme pressures for various industrial applications.
West Coast Piping Services, Inc., based in Brea, CA, specializes in comprehensive industrial piping fabrication. They offer custom, pipe spool, modular, and skid fabrication services utilizing their complete shop and state-of-the-art equipment. The company serves diverse industrial sectors including power generation, oil & gas, and water treatment.
Based in Huntington Park, CA, Advance Pipe Bending & Engineering has served California and Arizona since 1951. The company specializes in pipe, tube, and beam bending, offering a wide range of sizes, alloys, and quantities. They also provide structural steel bending and custom fabrication services.
Aetna Plastics Fabrication specializes in custom plastic pipe manifold and assembly fabrication. They provide welding, machining, gluing, and assembly services for industrial clients in chemical processing, environmental, food processing, medical equipment, and water & wastewater treatment industries. Headquartered in Cleveland, OH.
Based in Gardena, CA, Alameda Pipe & Fab Co provides high-quality steel pipe and structural fabrication. Operating since 1935, they offer custom and volume production for heavy highway, marine, energy, drilling, agriculture, and civil infrastructure applications, serving the Greater SoCal region.
Based in Grand Rapids, MI, Allied Mechanical Services is a full-service mechanical contracting firm. They specialize in pipe prefabrication and custom metal fabrication, providing construction services for industrial, healthcare, education, municipal, and commercial facilities across West Michigan.
Based in Adelanto, CA, Andersen Industries, Inc. provides comprehensive metal fabrication services, delivering engineered solutions for manufacturing challenges since 1966. With a 108,000-square-foot facility and 3D CAD design capabilities, they offer diverse manufacturing processes, serving OEMs and contractors for projects of all sizes.
AZCO Inc. provides heavy industrial prefabrication services, specializing in prefabricated pipe spools and welded assemblies. Utilizing in-house heat-treating furnaces, the company offers integrated engineer-procure-construct (EPC) or construction-only solutions. AZCO serves markets like renewable energy, manufacturing, and pipelines with union craft labor.
Based in Compton, CA, Calpiping Industrial specializes in comprehensive pipe spool fabrication services, delivering high-quality pipe spools for various pipeline systems. Their offerings extend to general pipe fabrication, specialty welding, post-weld heat treatment (PWHT), sandblasting, and coating, serving industrial project requirements.
EMCOR Services Northeast, Inc., based in Stoughton, MA, offers expert pipe fabrication services. Their team designs, spools, fabricates, and installs custom piping and HVAC systems. Providing comprehensive mechanical solutions with over 75 years of experience, they serve New England clients.
EMCOR Services Team Mechanical, Inc. offers comprehensive mechanical contracting services including custom fabrication and industrial process piping. They design, install, replace, repair, and maintain a full range of HVAC systems, chillers, and boilers. The company provides complete solutions for facility performance and energy efficiency.
Based in Northbrook, IL, F.E. Moran specializes in precision-engineered process and power piping systems for industrial, manufacturing, and commercial applications. They provide comprehensive solutions, including the fabrication of pipe spools and components, crucial for high-quality and reliable system installations.
Based in Louisville, KY, ISCO Industries provides custom high-density polyethylene (HDPE) pipe spool fabrication services. The company offers a comprehensive portfolio of HDPE piping products, fittings, and fusion equipment, serving diverse industrial applications throughout North America.
J. F. Ahern Co., based in Fond du Lac, WI, specializes in comprehensive pipe fabrication services. The company prefabricates pipe spools, industrial piping, mechanical components, skids, and multi-trade modules, catering to diverse commercial and industrial project requirements.
Kokosing offers comprehensive pipe spool and modular skid fabrication services from a dedicated 50,000 square-foot facility. As a large construction company, it supports diverse projects in industrial, transportation, pipelines, water and wastewater, marine, and renewable energy sectors across the US.
Based in Rialto, CA, Lakewood Pipe & Fabrication has served Southern California since 1919. The company maintains a large inventory of pipe and fittings, specializing in prefabricated items for various applications. They cater to diverse clients, from government contractors to individual 'do-it-yourselfers,' offering expertise and quality service.
Based in Gardena, CA, McKenna Engineering & Equipment Company, Inc. provides engineering services, custom systems fabrication, construction, and installation for process equipment. They specialize in skid-mounted process systems and modular fabrication for handling air, gas, and liquids, offering repairs, modifications, and retrofits for industrial applications.
Based in Poseyville, IN, NIX Industrial specializes in custom pipe fabrication, handling new construction and refurbishment projects for pipes from 1.5” to 144” in diameter. They offer comprehensive metal fabrication, machining, and finishing services, utilizing advanced equipment like FARO Laser Scanners and CNC Plasma Profilers.
P1 Construction, LLC, based in Manhattan, KS, specializes in custom carbon and specialty piping fabrication services from its local shop. They provide comprehensive off-site construction and fabrication for pipe, plumbing, sheet metal, electrical, and millwright components. The company supports MEP construction projects with integrated, value-added capabilities.
Based in The Woodlands, TX, Perma-Pipe manufactures and supplies pre-insulated piping solutions and containment systems. The company offers custom fabrication, anti-corrosion coatings, and leak detection systems, catering to industrial and infrastructure projects requiring specialized piping. They directly provide comprehensive engineered piping solutions.
Pipe and Steel Industrial provides comprehensive pipe and steel fabrication services with over 25 years of experience. The company specializes in precision pipe fabrication, including spools and modules, alongside small capital projects, turnarounds, and specialty welding. They deliver tailored industrial solutions for various project demands.
Based in Long Beach, CA, Pipe Works Fabrication, Inc. provides custom metal fabrication with over 35 years of experience. Services include industrial, structural, stainless steel, and tubing fabrication, along with tube bending, plasma cutting, and TIG welding. They offer custom solutions for diverse industrial and marine applications.
Progressive Pipe Fabricators specializes in custom fire fabrication and specialty welding operations. As a division of Shambaugh & Son, L.P. and part of EMCOR Group, Inc., the company directly provides pipe fabrication services. They operate facilities across multiple US locations including Alabama, Arizona, Indiana, and Ohio, serving industrial and commercial clients.
Based in Tulsa, OK, Sawyer Fabrication is a custom fabrication company with over 77 years of experience. They specialize in machining, welding, and steel fabrication, undertaking challenging projects like pipe spools with flanges, ASME pressure vessels, and API tanks.
Based in Bridge City, TX, STI Group specializes in fabricating carbon and alloy piping systems, known for its comprehensive pipe spool fabrication and spooling services. They also provide industrial construction, mechanical services, civil, and structural steel fabrication, handling large capital projects and routine maintenance with strict quality control.
Steel & O'Brien Manufacturing fabricates custom stainless steel spools in various styles, including Tri-Clamp, Bevel seat, I-Line, Q-Line, and John Perry. The company manufactures sanitary fittings, valves, and pumps, offering extensive inventory and custom fabrication capabilities for a wide variety of materials and quick turnaround.
Based in Middleburg Heights, OH, STEVENS Engineers & Constructors provides industrial construction and engineering services backed by over 75 years of experience. Their pipe fabrication team specializes in complex piping systems, handling projects of all sizes and customized piping orders for industrial clients.
TDIndustries is an employee-owned mechanical construction and facilities services company. They offer process piping, cleanroom construction, and FARS solutions, covering design, construction, operations, and maintenance. Serving clients across life sciences, biotech, and industrial sectors, the company delivers comprehensive building system capabilities.
Based in Addis, LA, Trade USA is a family-owned business specializing in pipe fabrication for industrial clients across Louisiana and the Gulf Coast since 1982. They provide precision pipe fabrication, industrial construction, midstream services, and ASME vessel work, delivering reliable solutions for diverse projects.
Based in Austin, TX, TransTech Energy specializes in custom process piping systems fabrication, delivering high-quality piping components for various industrial applications. They offer over 40 years of experience designing and fabricating custom engineered process systems, including piping skids, modular plants, and process vessels, from their US facilities.
Based in Baton Rouge, LA, Turner Industries delivers expert pipe fabrication and bending services for industrial applications. They offer comprehensive turnkey industrial solutions, including modular fabrication, construction, and maintenance. Serving the fuel, energy, and materials sectors, Turner Industries leverages over 60 years of experience in integrated industrial services.
Based in Rialto, CA, West Coast Pipe specializes in pipe spool fabrication and custom piping systems. The company serves industrial, commercial, and institutional clients, offering process piping, skid fabrication, and structural steel services. They operate a state-of-the-art facility with experienced welders and fabricators.
Based in Stonington, CT, Zachry Group specializes in industrial pipe and vessel fabrication. Utilizing over 200,000 square feet of indoor fabrication and machining space, the company offers turnkey solutions, capable of producing thousands of pipe spools for diverse industrial projects.
Based in Moreno Valley, CA, Accurate Pipeline Engineering specializes in comprehensive pipeline solutions. The company provides expert engineering services alongside fabrication, focusing on critical components such as pipe spools for various industrial applications and projects.
Custom Pipe & Fabrication Inc. specializes in precision pipe fabrication for water extraction, transport, and distribution. They offer ductile iron and steel pipe fabrication, producing components like discharge heads, column pipes, and fittings. With over 50 years of experience, the company supports pump and waterworks solutions.
Performance Contractors is a prominent American pipe fabricator operating across the U.S. The company specializes in pipe fabrication services, highlighting its domestic manufacturing capabilities. They deliver performance-built solutions for industrial and commercial clients, ensuring all work is kept within the United States.
Scorpion Process Piping, based in Walnut, CA, specializes in high-purity process piping fabrication, including pipe spool and custom skid fabrication. Serving industries like food & beverage, pharma, biotech, and semiconductor, the company utilizes its 10,000 sq ft facility with ASME B31.3 compliance and AWS D1.1 certified welders.
SoCal Fabrication provides comprehensive custom metal fabrication services for industrial and commercial clients. Based in Chula Vista, CA, they specialize in structural steel, industrial components, and process piping, including the fabrication and installation of various piping systems and industrial skids.
Based in Yorba Linda, CA, Specialized Piping Systems provides comprehensive pipe spool fabrication services. The company specializes in prefabrication and modular construction of piping systems for industrial and commercial applications. They offer expert welding, fitting, and assembly, focusing on delivering high-quality, pre-assembled piping solutions to optimize project schedules and reduce on-site labor.
Based in Fresno, CA, Superior Pipe & Stainless Supply, Inc. offers comprehensive metal fabrication, specializing in pipe fabrication and spooling for process, utility, and structural piping applications. They utilize advanced welding techniques for various materials, including stainless steel, carbon steel, nickel alloy, and aluminum.
Found what you're looking for? Unlock 67 emails and 94 phones.
How to Choose a Company
- Verify the fabricator's Welding Procedure Specifications (WPS) and Procedure Qualification Records (PQR) are current and cover the exact material grades, wall thicknesses, and welding processes (e.g., GTAW, GMAW, SAW) required for your project's piping systems and pressure class (e.g., ASME B31.1, B31.3). Ensure their welders are qualified to these specific procedures.
- For projects requiring high-integrity systems or specific industry compliance (e.g., oil & gas, pharmaceutical), confirm the fabricator holds relevant certifications such as ASME U, PP, or S stamps for pressure vessels and power piping, or adheres to API standards. Mandate robust material traceability protocols, requiring complete Material Test Reports (MTRs) for every component.
- Evaluate their in-house Non-Destructive Testing (NDT) capabilities (e.g., radiography, ultrasonic testing, liquid penetrant) and hydrostatic testing facilities. A critical red flag is a fabricator who cannot provide comprehensive weld maps or detailed quality control plans, especially for critical service spools, or one that consistently relies on third-party services for basic NDT without established, reliable relationships.
- Assess their experience with similar project scale and material complexity. A common gotcha for first-time buyers is underestimating the logistical challenges and costs associated with transporting large, heavy, or oddly shaped pipe spools, particularly for remote sites. Discuss crating, shipping, and sequencing strategies upfront to avoid costly last-minute freight surprises or site installation delays.
Frequently Asked Questions
What documentation should I expect for proper material traceability and weld quality for pipe spools?
For robust material traceability, insist on Material Test Reports (MTRs) for all piping, fittings, flanges, and valves, demonstrating their chemical and mechanical properties. For weld quality, you should receive a Weld Map detailing each weld, its corresponding Welding Procedure Specification (WPS), the welder's identification, and the results of all Non-Destructive Testing (NDT) (e.g., RT films, UT reports, PT reports). Hydrostatic test certificates, signed off by a qualified inspector, are also essential to confirm pressure integrity.
How do I evaluate a pipe spool fabricator's capacity for complex geometries or exotic materials?
Beyond general capabilities, ask for specific project examples that match your complexity (e.g., multi-branch spools, tight radius bends, or jacketed piping). For exotic materials like Duplex, Super Duplex, or Hastelloy, inquire about their dedicated segregated fabrication areas, specialized welding equipment (e.g., orbital welding), and documented experience with post-weld heat treatment (PWHT) if applicable. Confirm their welders hold specific certifications for these materials and processes, as a general carbon steel qualification is insufficient.
What are the common pitfalls in the quoting process for pipe spool fabrication?
A common pitfall is providing incomplete isometric drawings or unclear specifications, leading to inaccurate quotes and change orders down the line. Another is not specifying desired turnaround times and inspection hold points clearly, which can lead to schedule conflicts. Also, be wary of quotes that seem significantly lower than others; they might be excluding crucial steps like NDT, PWHT, surface finishing (e.g., passivation), or crating, which will be added later as 'extras.'