Based in Valencia, CA, A and M Electronics, Inc. provides electromechanical box assembly services, including surface mount and through-hole circuit board assemblies. They serve military, medical, and commercial industries, with experience in fire control and casino gaming systems. The company adheres to Mil-Spec, AS9100D, ISO 9001:2015, and ITAR standards.
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Electromechanical Assembly Companies
Last updated: January 2026
This directory lists 113 electromechanical assembly companies across the United States, from specialized boutique shops to full-service EMS providers.
Buyers here are typically solving for outsourced manufacturing capacity, specialized assembly expertise, or improved supply chain efficiency for their finished goods. This often involves transforming a disparate set of components – PCBs, custom enclosures, sensors, power supplies, and actuators – into a cohesive, tested product. Key challenges include achieving high first-pass yield on complex box builds, managing the integration of custom-machined parts with off-the-shelf components, and ensuring all sub-assemblies like wire harnesses meet stringent IPC/WHMA-A-620 standards.
Suppliers in this sector range from highly specialized wire harness and cable assembly houses to full-spectrum contract manufacturers offering complete box build services. Some focus on low-volume, high-mix New Product Introduction (NPI) for startups and R&D divisions, emphasizing Design for Manufacturability and Assembly (DFMA) consultations. Others are geared towards high-volume production, prioritizing lean manufacturing, automation, and cost-efficiency for established enterprises, often integrating their own sheet metal fabrication or plastic molding capabilities for a truly vertical solution.
Company Directory
113 companies nationwide
Based in Dayton, OH, ADCURA Manufacturing provides electromechanical assembly services. They offer custom contract manufacturing, panel and box builds, and switch assemblies for diverse production applications. Capabilities include a modular mechanical assembly area, automation, specialty fixturing, and tooling. They also provide product testing, kitting, and prototyping.
Based in Palatine, IL, Aimtron provides comprehensive electromechanical assembly solutions. The company offers high-value mechanical assembly, automated conformal coating, and full system integration. They also perform extensive product testing and burn-in services, catering to diverse industries like medical, military, automotive, and consumer.
Alacriant provides comprehensive assembly services for finished products and kits. The company operates full assembly lines and cells staffed by skilled mechanical assemblers, electromechanical assemblers, finishing fabricators, and welders. They offer high value-added assembly and packaging services to meet various manufacturing outcomes.
All Metals Fabricating specializes in streamlining complex assemblies, including electromechanical components. The company offers design for assembly tips and helps businesses consolidate their electromechanical assembly supply chain, ensuring efficient project execution for industrial clients.
Based in Akron, OH, Anzer provides custom electromechanical assembly services, leveraging its expertise to meet diverse client needs. The company also offers specialized engineering solutions, focusing on aerospace electronics units and complex system integration.
Based in Hampshire, IL, American Precision Assemblers, Inc. specializes in electromechanical and pneumatic assembly services. They manually assemble components like valves, coils, relays, and tubing, offering contract assembly and functional testing. Serving industries such as printing for fluid pan and business document processing machines, the company is ISO 9001:2015 and AS9100D certified.
Based in Fort Wayne, IN, API Alliance, Inc. is a contract manufacturer specializing in custom electronic and electromechanical assemblies. They provide services including circuit board assembly, operator interface panels, communication controls, portable test boxes, and automated test equipment. Offering solutions from critical sub-assemblies to complete turnkey products, they serve the electronic controls industry.
Based in San Jose, CA, Applied Engineering, Inc. provides hi-tech electromechanical contract manufacturing services. They offer complete assembly, CNC machining, and turnkey solutions from prototyping to production. The company serves semiconductor, life science, medical, industrial automation, and aerospace markets.
Based in Scotts Valley, CA, Areias Systems provides custom electromechanical assembly services as a contract manufacturing house. It offers design, prototyping, and manufacturing for mission-critical industries including semiconductor, medical, and energy. Capabilities span building power distribution units, process controllers, and wiring harnesses, plus NPI and turnkey solutions.
Based in Auburn, IN, Armor Contract Manufacturing provides comprehensive contract manufacturing services. They specialize in diverse metal fabrication processes, including laser cutting, welding, machining, and forming. The company also offers electromechanical assembly, kitting, and logistics, serving industries such as automotive, agriculture, and medical.
Based in College Station, TX, ARQ Electronics Manufacturing Services offers comprehensive electronics manufacturing. The company specializes in electrical and mechanical design and development engineering, providing full-service electromechanical assembly solutions. ARQ Electronics is ISO 9001:2015 certified, committed to meeting client quality, schedule, and cost expectations.
Asteelflash is an electronic manufacturing services company specializing in high-end engineering and manufacturing solutions. They provide contract manufacturing, PCB assembly, PCB design, prototyping, and mass-production services for diverse industries. The company supports projects from design to final production.
Based in Santa Clara, CA, Bart Manufacturing specializes in the development, installation, and administration of comprehensive turnkey systems. The company provides integrated solutions, supporting clients across the United States with their complex system requirements from initial concept to full deployment and ongoing management.
Based in Brenham, TX, Bencor, LLC is an ISO 9001:2015 Certified Contract Manufacturer. The company provides comprehensive electronics contract manufacturing services, including electromechanical assembly, for clients across Texas and throughout the United States. They specialize in various industrial applications.
Based in Carson, CA, ACME PCB Assembly provides electromechanical assembly services, specializing in turnkey box builds. They handle enclosure fabrication, cable/wire harness installation, and component integration. The company offers a full range of contract manufacturing services, including PCB assembly and testing, meeting demanding production schedules.
Based in Santa Ana, CA, PARPRO Technologies (formerly Cal Quality Electronics) provides complete, turnkey electro-mechanical assembly solutions. Services range from board level to final product assembly, leveraging dedicated manufacturing cells and lean principles. They serve diverse industries including military, aerospace, medical, computing/communications, and industrial sectors.
Captor Corporation specializes in high-volume custom electromechanical assemblies, offering reliable and cost-competitive solutions. Their technical staff engineers and produces complex units, integrating AC/DC power lines, rectifiers, DC-DC converters, circuit cards, and EMI filters. They handle intricate wiring, custom aluminum housings, and specialized connector terminations.
Based in Irvine, CA, Carr Manufacturing Company, Inc. (CMC) is a women-owned business specializing in custom electromechanical and box build assemblies. CMC provides turnkey electronic manufacturing services, including cable assembly and integration of electronic devices. They handle low volume-high mix and prototype projects, offering ITAR compliant solutions.
Based in Princeton, WV, Custom Manufacturing Services offers turnkey electromechanical assembly services. Capabilities include wire and cable assembly, terminal installation, through-hole PCB assembly, wave soldering, and mechanical assembly. They serve diverse industries such as medical, military, industrial, and commercial appliance manufacturing.
Performant Manufacturing specializes in Batch Build Services for electromechanical assembly, industrial automation, and product development clients. They offer in-house manufacturing capabilities, including automated fabrication, for building and validating wire harnesses, control systems, and custom enclosures.
Based in Dallas, TX, Cypress Industries manufactures electromechanical assemblies and control panels. They leverage internal capabilities in circuit board fabrication, sheet metal, and electronics. With factories in Austin, Texas, they offer US-based prototyping and production, including precision CNC machining for enclosures. The company provides comprehensive electromechanical manufacturing services.
Based in Leander, TX, Cypress Technologies provides comprehensive electronics manufacturing services, including custom PCB assembly, electromechanical integration, box builds, and cable harnesses. An ISO 9001:2015 certified company, they serve industries such as alternative energy, military, oil & gas, and industrial robotics.
Dalsin Industries provides comprehensive electro-mechanical assembly services with nearly 80 years of experience. They offer ISO-Certified expertise for electrical and electronic product assemblies, handling projects from concept development to medium and high-volume production. Their teams ensure tailored processes, compliance, and meticulous documentation.
Based in Georgetown, TX, Deaton Engineering, Inc. offers contract manufacturing and engineering services. They specialize in low-volume electromechanical assembly for early-stage product development. The company leverages experienced engineers and skilled in-house technicians to manage product builds and facilitate transition to higher-volume manufacturing.
Digicom Electronics, based in Oakland, CA, is a certified Small Business manufacturing electronics since 1982. They provide secure and precise builds for critical systems across diverse industries including Aerospace, Defense, Medical Devices, Industrial Automation, and IT & Telecommunications.
Based in San Marcos, TX, Ember Industries, Inc. is an Electronic Manufacturing Services (EMS) company. They provide turn-key assembly of printed circuit assemblies, electronic and electromechanical devices, wire and cable harness assemblies, and complete mechanical builds. They specialize in low to medium volume production utilizing automated SMT and thru-hole equipment.
Based in Houston, TX, Electro-Tech Industries specializes in integrated critical power distribution solutions. The company manufactures electrical equipment rooms, data centers, custom medium voltage systems, switchgear, relay panels, and various power systems. They serve major utilities and industrial installations, emphasizing sound engineering and quality manufacturing.
Based in Des Moines, Iowa, ETI Manufacturing provides complete box build assembly solutions. The company offers manufacturing services designed to meet rigorous standards for various electronic applications, aiming to reduce supply chain risk for its clients.
Based in Round Rock, TX, East/West Manufacturing Enterprises provides electronics contract manufacturing, including PCB Assembly, Box Builds, Cable and Wire Harness Assembly, and System Integration. They offer NPI and full turnkey solutions, holding AS9100, ISO 9001, ISO 13485, and ITAR certifications.
Based in Malta, OH, EZG Manufacturing offers full-service custom contract manufacturing, specializing in precision and durability. They provide CNC machining, welding, fabrication, and mechanical assembly for diverse industries, including oil and gas, food processing, and medical equipment. EZG supports projects from prototyping to full production.
Based in El Paso, TX, First Texas Products specializes in electronics manufacturing and electromechanical assembly services. This US-owned company operates facilities in the United States and Mexico, utilizing advanced equipment and a skilled workforce. They provide consignment and complete turnkey manufacturing for diverse industries, efficiently producing various quantities.
Based in Youngstown, OH, Framework Industries provides contract manufacturing services. The company specializes in plastic injection molding, assembly, and tooling capabilities. They offer comprehensive manufacturing solutions, including components like door lite frames and SDL grilles, supporting diverse customer needs from concept to final assembly.
Based in Cary, IL, General Assembly & Manufacturing provides high-performance electromechanical contract manufacturing services. They specialize in complex assembly, wiring, soldering, and testing for completed equipment, product builds, and engineered assemblies. The company offers scalable OEM production.
Based in Dallas, TX, G Systems delivers custom, turnkey electromechanical assembly and integration for commercial test and measurement production. They provide full software/hardware integration, supply chain management, and mass interconnect integration. Capabilities include rackmounts, power panels, and qualified, ruggedized, and cyber-hardened assemblies.
Based in Rowlett, TX, H&S Manufacturing Co. provides expert mechanical and electromechanical assembly and box building services. The company complements these offerings with custom machining, fabrication, laser cutting, and finishing capabilities, helping clients streamline product manufacturing processes and consolidate resources.
Based in Marina, California, Indtec Corporation is an ITAR-registered contract manufacturer specializing in PCBA, custom cable, and electromechanical assemblies, including box builds. Serving industrial measurement and controls businesses since 1991, they produce over 120,000 circuit boards annually. Indtec is a veteran-owned, US-based electronics manufacturing services company.
Based in Peabody, MA, Innovent Technologies provides custom electromechanical assembly services. They specialize in building complex electromechanical systems for high-tech industries, including semiconductors, photonics, and robotics, ensuring products meet stringent industry standards and requirements.
Janco Electronics provides expert electromechanical contract manufacturing and PCB box build assembly services. They offer comprehensive system integration, component installation, thermal management, and functional testing. An ITAR-registered and ISO 13485 certified facility, they serve demanding defense, medical, and RF applications.
Based in Arlington, TX, JM Fabrication Company provides in-house mechanical and electromechanical assembly and sub-assembly services. Their skilled technicians interpret blueprints, handle intricate components, and complete final assembly for electrical and electronic systems. They also offer engineering expertise for component design and deliver complete system assemblies.
Journey Electronics, based in Monroe, OH, offers precision PCB manufacturing and assembly. They specialize in SMT and through-hole technologies, from layout and fabrication to final electronic assembly. Adhering to IPC-A-610 and IPC-A-600 standards, the company supports prototypes and high-volume runs. They are also expanding into wire harness production.
Based in Austin, TX, Kodiak Assembly Solutions provides flexible electronic manufacturing services. They specialize in high-mix PCB assembly from prototype to high-volume production, offering SMT and mixed-technology. Services include turnkey system integration, box build assembly, and testing for complex devices. The company is ISO 9001:2015 and ITAR certified.
Based in Franklin, OH, Koehlke Manufacturing specializes in custom electromechanical assemblies and engineered cable assemblies to precise specifications. They produce diverse cable configurations like Coaxial/RF, Fiber Optic, and Military types, plus custom connectors. Koehlke provides high mix/low volume and low mix/high volume production onsite.
Based in San Leandro, CA, KS Group provides contract manufacturing services with strong expertise in plastic injection molding. They offer comprehensive assembly operations, including cleanroom and white room assembly, ultrasonic cleaning, and UV bonding. They support clients from rapid prototyping through high-volume manufacturing and final product delivery.
LeeMAH Electronics provides electromechanical box build manufacturing and assembly from ISO 9001:2015 and AS9100D certified facilities in California and Texas. They produce power distribution units, fan assemblies, and custom racks for communications, industrial, medical, military, and aerospace clients, offering testing and PCBA capabilities.
Levison Enterprises provides comprehensive electronic manufacturing services (EMS) for OEMs, encompassing design, manufacturing, testing, and assembly of electronic components. They support products from concept to production, specializing in applications for defense, aerospace, military, medical, safety, and industrial sectors.
LMC Industries, Inc. provides contract manufacturing services including metal stamping, injection molding, and tool and die capabilities. Based in Arnold, MO, the company serves various industries, specializing in components for electric vehicles and offering prototyping expertise. They utilize advanced equipment to create next-generation components.
Based in Ohio, ADL Technology is an electronics contract manufacturer specializing in PC Board and Printed Circuit Board Assembly services. They offer integrated electronics manufacturing and design, utilizing advanced assembly equipment to build and design high-quality, customized electronic products from concept to production.
Based in San Diego, CA, Masterwork Electronics provides contract manufacturing services for Original Equipment Manufacturers. They specialize in printed circuit board (PCBA), cable and harness, and electro-mechanical assemblies, along with integrated box build systems. They serve industrial, communications/IoT, power/energy, and transportation markets.
Based in Carlsbad, CA, Means Engineering, Inc. is a contract manufacturer providing turn-key product development services. They assist clients with design, production, and testing of products from concept to market. The company specializes in devices for the medical, industrial, semiconductor equipment, military, defense, aerospace, and pharmaceutical industries.
Based in Garland, TX, NCA provides comprehensive electromechanical assembly services. Capabilities include PCB manufacturing, wire harnesses, cable assemblies, and cabinet rack production, offering complete box build solutions. They deliver tested, integration-ready modules for diverse industrial markets.
Based in York, PA, New Standard provides advanced in-house electromechanical assembly services across its four domestic facilities. The company specializes in complex and precise assemblies, integrating plastic, electronic, or motorized components into fabricated or welded metal assemblies. Services support applications including power generation modules and heavy highway chassis.
Based in Morgan Hill, CA, NPI Solutions specializes in electro-mechanical assembly manufacturing and design, providing comprehensive engineering services from prototype to final product. They produce discrete cable assemblies, harnesses, and complete electromechanical products, serving industries like semiconductor, medical device, and robotics.
Based in Pataskala, OH, Ohio Steel Industries offers ISO 9001:2015 certified contract manufacturing services. They provide end-to-end complete product manufacturing, leveraging expertise across diverse materials and processes. Their capabilities include comprehensive fabrication, structural steel work, and powder coating for various industrial clients.
Omega EMS Inc. provides comprehensive electronics manufacturing services, including cables and harness assembly, system integration, and testing. The company offers New Product Introduction, engineering services such as DFM, and upgrades/repair. They serve diverse sectors including industrial, medical, Mil/Aero, high tech, and electrification markets.
Based in Morgan Hill, CA, O&Y Precision, Inc. offers turnkey contract manufacturing and assembly services. They produce components, sub-assemblies, and complete machines, including material procurement and integration. Capabilities cover machining, metal forming, and prototyping for aerospace, automotive, medical, energy, automation, and semiconductor industries.
Based in Cleveland, Ohio, Paragon Robotics provides comprehensive electronics production capabilities, including PCB assembly, testing, and calibration. They offer ITAR-certified Electronics Manufacturing Services, engineering design, and integration. The company holds AS9100 and ISO9001 certifications, serving various industries with robust quality assurance.
PEKO Precision Management offers electromechanical assembly services, integrating mechanical systems, electrical components, and precision-built subsystems into functional, tested solutions. They support OEMs developing complex equipment, critical subsystems, and high-tech systems with custom solutions, including turnkey machine builds. Industries served include renewable energy, medical, defense, and semiconductor.
Penn Manufacturing Industries specializes in electromechanical assembly, integrating machined components with electronics. They build sub-systems like optical and linear-motion assemblies. Services include optical component bonding, UV curing, and 100% tested cable/wire harness assembly. Work is performed in a clean, ESD-controlled environment for high-accuracy applications.
Based in Somerville, NJ, Precision Graphics Inc. specializes in electromechanical assembly, offering box build services for diverse enclosures, from plastic to complex multi-board metal. They provide expertise in custom metalworking, hardware, and cable arrays. Serving consumer, military, and industrial sectors, the company delivers finished, assembled products.
Based in Roseville, CA, PRIDE Industries provides customized electronics manufacturing services, featuring in-house SMTA Certified SMT Process Engineers. The company operates state-of-the-art manufacturing facilities designed to streamline production, improve product quality, and deliver electronic assemblies quickly and dependably for clients.
Based in Houston, TX, Primary Sourcing provides comprehensive mechanical and electrical assembly services for complex electro-mechanical products. Specializing in down-hole tools, control systems, and sensors, capabilities include soldering, wiring, and hydraulic assembly. Adhering to API registered processes, the company delivers both labor-only and full turnkey solutions.
Based in Bolingbrook, IL, Prismier offers a comprehensive range of manufacturing services, including metal sheet metal, stamping, CNC machining, plastic 3D printing, injection molding, and die casting. They specialize in prototype production and full-scale production, providing assembly services and supply chain management for diverse components.
Based in Cincinnati, OH, RB Tool & Manufacturing Company specializes in automated and box build assembly services. They construct packaging and automation systems, sound enclosures, food applications, gauges, and heaters. This ISO 9001:2015 certified, Woman-Owned company ensures all finished work is 100% inspected and tested.
RESCO Electronics is a contract manufacturer specializing in custom cable and electro-mechanical assemblies. As one of North America's largest providers, the company operates facilities in the United States and Mexico, offering manufacturing solutions focused on quality, cost-efficiency, and on-time delivery for commercial customers.
Based in Sunnyvale, CA, Responsible Metal offers comprehensive electromechanical and mechanical assembly services. They provide a turnkey process, handling subassembly, final assembly, testing, and inspection for integrating various components into complete units. The company also fabricates enclosures, ensuring quick, flexible, and cost-effective production for customers.
Based in Grand Prairie, TX, REYcomp provides electronic contract manufacturing services for the electro-mechanical industry. They specialize in automated circuit board assembly and testing, handling thru-hole, surface-mount technologies, and BGA. Services include box builds, manufacturing assembly, and testing for various industrial sectors.
R-O Mfg Co., based in Fort Worth, TX, specializes in sheet metal fabrication and custom mechanical assemblies. They offer CNC machining, laser cutting, welding, and full mechanical assembly services. Serving OEMs in energy, defense, and electronics sectors, the company is ISO 9001:2015 certified for prototypes to production.
Based in Chagrin Falls, OH, RPC Electronics offers electromechanical assembly services for contract manufacturing. They handle projects from simple component assemblies to complex box builds, integrating enclosures, circuit boards, and control panels. Capabilities span chassis fabrication, board level assembly, and custom wire harnesses, with comprehensive testing for industrial applications.
Collins Aerospace specializes in electromechanical assemblies for aircraft applications. They design custom solutions for optimal equipment, display, and electrical performance, considering an aircraft's unique features. Products include junction boxes, shelf assemblies, CB/switch panels, power boxes, test boxes, and lighted cockpit panels.
Based in Urbana, OH, Sarica Manufacturing provides contract manufacturing services and design support for customized electronics and electro-mechanical assemblies. The company specializes in circuit card assemblies, custom cable assemblies, and wire harnesses. Sarica serves the aerospace, defense, medical, industrial, and automotive sectors.
Based in Chino, CA, Sierra Assembly Technology LLC specializes in printed circuit board assembly and production services. They offer quick turn PCB assembly and prototyping, from small runs to full production. The company utilizes SMT and Thru-hole assembly lines, catering to defense, healthcare, government, and entertainment industries.
Based in Anaheim, CA, SI Manufacturing offers electromechanical assembly services. They specialize in through-hole and surface-mount PCA assembly, precision mechanical assembly, and electronic testing. Providing full turnkey box builds, custom magnetics, and power supplies, they serve the medical, railroad, aerospace, and defense industries.
Based in Fremont, California, Sonic Manufacturing Technologies provides comprehensive electronic manufacturing services. They offer board layout services, prototyping, and New Product Introduction (NPI), guiding products through full production stages. The company specializes in delivering complete assembly solutions for various industries.
Special Products & Mfg., Inc. provides electro-mechanical assembly for OEMs, specializing in enclosures, cabinets, and panels. They offer UL-certified and NEMA-rated options, performing welding, adhesive bonding, and riveting. The company focuses on higher-level assemblies, including hinge mechanisms, and provides passive device population, painting, and powder coating.
Based in Garden Grove, CA, Technology Quality Integration (TQI) offers in-house electromechanical assembly. Services include electrical and box-build, electro-mechanical assembly, heat sink bonding, and cable/harness assemblies. TQI manufactures proprietary electronic components and power boxes, providing flexible, RoHS compliant solutions for diverse mechanical assembly requirements.
Based in Anaheim, CA, Technotronix specializes in electromechanical assembly, integrating mechanical and electronic components. Services include box builds, cable harness assembly, rapid prototyping, and power panel assemblies. They leverage expertise in flex circuit assembly, SMT, and PCB testing, serving diverse sectors such as medical, marine, transportation, and renewable energy.
Based in Waukegan, IL, Tecnova Electronics, Inc. specializes in electro-mechanical assembly and box builds. Their services cover project planning, sourcing components, kitting, and precise assembly, including integrating PCBs, wiring harnesses, and sub-assemblies. The company also performs thorough testing and quality control to ensure all products meet design specifications and safety standards.
Based in Mason, OH, The Armor Group, Inc. specializes in advanced manufacturing solutions, including complex mechanical, electrical, and electromechanical assemblies. They offer comprehensive services such as CNC machining, fabrication, and welding. Serving defense, aerospace, and commercial industries with over 100 years of experience.
Based in Winston-Salem, NC, Trimantec is a full-service electromechanical contract manufacturer. The company specializes in industrial wire harnesses, multi-conductor cables, and electro-mechanical assemblies. Capabilities include custom cable assembly, control panel builds, low-pressure overmolding, and printed circuit board assembly (SMT and through-hole). Trimantec serves diverse industries and holds IPC and ISO 9001:2015 certifications.
Based in Houston, TX, Trylene Inc. is an on-shore electronic manufacturer providing comprehensive services from concept development and rapid prototyping to full-scale production. They specialize in electronic manufacturing, engineering services, new product launch, value engineering, and supply chain management.
VIRTEX, an Electronic Contract Manufacturer, provides Electronic Manufacturing Services (EMS). Capabilities span product engineering, printed circuit assembly, cable & harness, and system integration. They offer supply chain management and lifecycle support, serving diverse sectors like military & aerospace, medical, and industrial high-reliability markets.
Based in Warwick, RI, VR Industries provides comprehensive electromechanical assembly services and box build solutions from its 35,000-square-foot facility. They integrate PCBAs, power supplies, chassis, and cable assemblies into complex electronic systems. Services include system configuration, functional testing, and burn-in, serving medical, defense, and industrial applications.
Based in Uxbridge, MA, Precision Engineering LLC is an advanced metalworking contract manufacturer specializing in custom sheet metal components and assemblies. The company provides comprehensive electromechanical assembly services, including enclosures, panels, mechanical assemblies, card guides, and fan trays, for industrial B2B clients.
Based in Wisconsin, Arimon provides electromechanical assembly contract manufacturing services for OEMs. They specialize in electrical and electromechanical assemblies, including front panel, full system, and box build solutions. Capabilities encompass riveting, welding, potting, and testing. Arimon also offers comprehensive supply chain management, global component sourcing, and inventory programs.
Based in Eastlake, OH, Astro Manufacturing & Design provides comprehensive electromechanical contract manufacturing and design services. They combine electrical and mechanical design expertise for building automation systems and automated test equipment. The company also offers reverse engineering on existing systems and upgrades for automation systems, integrating newer technologies and components.
Based in Orange County, CA, CEM: Complete Electronics Manufacturing provides comprehensive electronics manufacturing services. They specialize in PCB assembly, offering pick and place, thru-hole, and custom circuit board assembly from prototype to full production. The company serves diverse sectors including medical devices, aerospace, and industrial controls.
Based in Carson City, NV, CGI Inc. provides contract manufacturing and electromechanical subassembly services. They offer custom engineered OEM solutions, leveraging expertise in precision components, gearing, assembly, and testing for precision motion control build-to-print requirements, incorporating DFM practices.
Electro Industries provides comprehensive contract manufacturing services, specializing in solutions for leading OEMs and small businesses. With over 45 years of experience, the company offers electromechanical assembly as part of its complete service offerings, serving a diverse client base.
Based in Canton, OH, Everhard Products, Inc. provides expert electromechanical assembly services. They build high-performance electronic assemblies, from sub-assemblies to full system builds, including thorough testing and precision wire-harness assembly. The ISO 9001-certified company also offers supply chain support and scalable, USA-based manufacturing solutions.
Based in Reedsburg, WI, Hankscraft Inc. offers full-service contract manufacturing for electromechanical components and assemblies. Their expertise includes custom motors, wire harnesses, and cable assemblies. They support diverse product lines such as water treatment systems, tap handles, and point-of-purchase displays for commercial clients.
Based in Conroe, TX, Texas Industrial Control Manufacturing specializes in designing and building custom industrial electrical control panels and systems. They offer comprehensive electromechanical assembly services for a wide range of industries, providing robust and reliable solutions.
Based in Franklin, MA, JEM Electronics specializes in precision electromechanical assemblies for demanding applications. They provide custom cable and specialized wiring solutions, backed by over 40 years of experience. ISO 9001 certified, their assemblies meet IPC/WHMA-A-620 standards for reliability, serving industries like robotics and medical.
Keller Technology Corporation provides contract manufacturing services for complex electromechanical equipment, instruments, and assemblies. They offer build-to-print, cleanroom assembly, and high-level assembly solutions, routinely meeting or exceeding ISO 7 level standards. The company focuses on precision and quality, working with clients to deliver high-quality products.
Based in Jasper, IN, Kimball Electronics provides comprehensive Electronics Manufacturing Services (EMS), Contract Manufacturing (CMO), and Engineering & Design solutions. They leverage a global footprint and Industry 4.0 expertise to serve the Automotive, Industrial, and Medical markets, creating quality products that improve health, safety, and productivity.
Based in Chicago, IL, Methode Electronics designs, engineers, and produces custom mechatronic products for original equipment manufacturers. They offer custom-engineered solutions utilizing a broad range of technologies for user interface, LED lighting systems, and power applications, serving various global industries.
MFG One is a US contract manufacturer based in Chantilly, VA, specializing in electronics and electromechanical systems. They offer in-house box build assembly and vendor-managed sourcing for PCBs, metal, and plastic components. Serving OEMs with mid to high-complexity builds, the company is ISO 13485:2016 and FDA-QSR certified.
NEOTech provides Electronic Contract Manufacturing (ECM) services, specializing in the outsourcing of electronic product assembly, testing, and associated services. They support OEMs with strategic nearshoring solutions in the U.S. and Mexico, aiming to reduce total landed costs, improve supply chain visibility, and accelerate delivery.
Based in American Fork, UT, Precision Assembly provides comprehensive electromechanical and industrial assembly services. Capabilities include printed circuit board assembly (SMT, Leaded, RoHS) from pilot to production, box-builds featuring systems integration and sub-assembly, and larger power and control systems. They offer both manual and automated processes.
Based in Rochester, NY, Simcona Electronics Corporation provides electromechanical assembly services, including control panel manufacturing and custom wire and cable solutions. The company operates a dedicated control panel manufacturing facility alongside its distribution services for various electrical components and supplies.
Syscom Tech USA is a contract manufacturer based in Moorestown, NJ, specializing in cable harness, printed circuit board (PCB), and electro-mechanical assemblies. The company utilizes an advanced quality control system for traceability and documentation, offering prototyping and testing services. Their state-of-the-art facility produces assemblies for various industries.
Based in Loveland, CO, Vergent Products is a contract manufacturer specializing in PCBA and electronic manufacturing services. The company provides complex electromechanical assembly, including advanced SMT and thru-hole PCB assembly, precision hand soldering, and system integration. They offer high-velocity lean manufacturing for diverse product sizes.
Based in Denver, CO, American Circuits, Inc. specializes in comprehensive printed circuit board assembly services. They provide surface-mount technology (SMT) and through-hole assembly, alongside critical electromechanical assembly for complex systems and full box build solutions. The company supports various industries requiring precision electronic manufacturing.
Benchmark offers comprehensive product lifecycle solutions, including design engineering, technology building blocks, and advanced manufacturing services. They provide turnkey manufacturing or serve as a joint design partner, delivering world-class manufacturing services.
BTX Precision offers integrated assembly solutions for complex mechanical, electromechanical, and structural systems. They provide precision assembly services, including cleanroom-certified processes within ISO Class 7 and 8 environments. Capabilities include bonding, fastening, inspection, and functional testing. BTX serves industries like aerospace, medical, military, semiconductor, and energy, delivering complete, tested assemblies.
Sulzer provides comprehensive electromechanical services for electric motors, generators, and drives. They specialize in repairs, rewinds, in-house coil manufacturing, and custom electrical control systems. With service centers offering 24/7 support for maintenance and repairs, Sulzer aims to reduce operational downtime for various industrial clients across the US.
Based in Rancho Cordova, CA, Golden Valley Products provides comprehensive manufacturing services, including complex electromechanical assembly, digital printing, laser cutting, and CNC routing. They specialize in custom plastic and metal fabrication, offering tailored solutions for clients needing custom components and intricate assemblies across diverse industries.
Based in Sunnyvale, CA, HDA Technology is a medical device contract manufacturing company. They provide comprehensive services including electromechanical assembly, box build, functional testing, and final packaging for complex medical devices. They specialize in new product introduction, prototyping, and full-scale production.
InSource provides U.S. contract manufacturing services, specializing in wire harness manufacturing, electronic controls, and custom refrigeration systems. The company focuses on building stronger OEM supply chains, offering comprehensive electromechanical assembly solutions for industrial clients.
ISC is a contract manufacturer specializing in electronic sub-assemblies. The company supplies critical components for military aircraft and defense systems, demonstrating expertise in high-reliability applications. They provide comprehensive manufacturing solutions as a distinguished supplier within the aerospace and defense sectors.
Manufactured provides rapid and reliable electronics manufacturing services. They specialize in a wide range of offerings including PCB assembly, complex cable assemblies, wire harnesses, box builds, and comprehensive full system integration.
Willis Electrical is an electronic manufacturer based in Texas, providing precision-driven manufacturing services. The company specializes in offering tailored solutions for industrial and municipal sectors, focusing on high-quality electronic and electromechanical assembly.
WISLAB EMS specializes in providing contract assembly services for mechanical, electromechanical, and electrical assemblies. The company operates with flexible automated assembly systems, ensuring efficient and high-quality production capabilities for a variety of client needs.
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How to Choose a Company
- Evaluate their Design for Manufacturability and Assembly (DFMA) and New Product Introduction (NPI) processes. A strong partner won't just build to print; they'll proactively identify opportunities to simplify your assembly, reduce part count, improve serviceability, and mitigate potential issues like cable routing conflicts or incorrect fastener selection before production begins, using tools like 3D CAD analysis and virtual build simulations.
- Verify their functional testing capabilities align with your product's requirements – not just electrical continuity, but full system validation, burn-in testing, and environmental chamber testing if needed. Crucially, assess their traceability systems, ensuring they can track every component, batch, and operator for critical sub-assemblies and final box builds, which is paramount for regulated industries.
- For medical devices, demand ISO 13485 certification and a proven track record adhering to FDA QSRs; for aerospace and defense, AS9100 and ITAR compliance are non-negotiable. Even for general industrial products, adherence to IPC-A-610 Class 2 or 3 standards for workmanship and a robust ISO 9001 Quality Management System are critical indicators of consistent quality.
- Be wary of suppliers who readily quote without asking detailed questions about your product's intended function, environmental conditions, or potential integration challenges. A lack of proactive engagement during the quoting or NPI phase regarding BOM maturity, ECR management, or potential tooling conflicts for custom enclosures is a major red flag that indicates they might be a pure 'build-to-print' shop lacking critical engineering foresight.
Frequently Asked Questions
How do electromechanical assembly companies handle engineering changes (ECRs) during a production run, especially for complex box builds?
For complex electromechanical assemblies, managing Engineering Change Requests (ECRs) is critical. A competent supplier will have a formal, documented ECR process that includes impact analysis on BOMs, manufacturing instructions, inventory, and lead times. They should provide clear communication on costs and schedule implications, often requiring joint approval before implementation to ensure supply chain continuity and product integrity. Look for partners who can demonstrate quick turnaround for prototypes incorporating ECRs without disrupting ongoing production.
What's the difference between a cable assembly house and a full electromechanical box build partner, and when should I use each?
A cable assembly house specializes in fabricating discrete wires into harnesses and custom cable assemblies, often to IPC/WHMA-A-620 standards, serving as a sub-supplier. A full electromechanical box build partner, however, integrates these cables, PCBs, mechanical components (like chassis, enclosures, and panels), power supplies, and other sub-assemblies into a complete, tested product ready for shipment. You'd use a cable assembly house for specific sub-components, while a box build partner handles the complete integration, functional testing, and often direct fulfillment of your final device.
Beyond basic DFM, what advanced considerations should I discuss with an electromechanical assembler to ensure long-term reliability and serviceability?
Beyond basic DFM, delve into Design for Serviceability (DFS) and Design for Test (DFT). Discuss modularity for easier field replacement of sub-assemblies, access points for diagnostics, and common fastener types to reduce tooling. For DFT, inquire about their ability to develop custom test fixtures, implement in-circuit test (ICT) points, and perform full functional testing that simulates real-world operating conditions, including software loading and calibration, to catch issues early and ensure robust product performance throughout its lifecycle.