Need a specific city or state? Want to email them directly?

Search, get contacts, and send outreach — all in one place.

Try Free Search

SMT Assembly Companies

Last updated: January 2026

This directory lists 103 SMT assembly companies across the United States, from quick-turn prototype specialists to high-volume Electronics Manufacturing Services (EMS) providers.

Buyers engage SMT assembly companies to solve a range of critical problems, from rapidly prototyping a new PCB design to scaling full production for complex electronics. They seek partners who can consistently achieve high yields on densely populated boards, handle increasingly miniaturized components, navigate global component shortages, and ensure compliance with specific industry standards. Challenges often revolve around managing component obsolescence, achieving robust thermal profiles during reflow, and minimizing the need for costly rework after assembly.

The SMT assembly landscape includes several distinct supplier types. You'll find NPI (New Product Introduction) houses specializing in low-volume, high-mix projects, often providing extensive DFM feedback. Mid-to-high volume Contract Manufacturers (CMs) offer scalable production with sophisticated process controls and automated testing capabilities like In-Circuit Testing (ICT). Then there are large-scale EMS providers, often offering global supply chain management, box build assembly, and even post-assembly logistics, catering to enterprises with high volume and complex product portfolios.

To ensure a successful engagement, buyers should arrive prepared with complete Gerber files, a detailed Bill of Materials (BOM) with manufacturer part numbers and approved alternates, and clear assembly drawings. Defining your desired IPC Class (e.g., Class 2 for general electronics, Class 3 for high-reliability products) and a specific test strategy (e.g., AOI, flying probe, functional test) upfront will help suppliers provide accurate quotes and avoid miscommunications. Suppliers, in turn, expect clarity on volume, lead time expectations, and any specialized processes like conformal coating or potting.

103 companies·80 emails·93 phones

Company Directory

103 companies nationwide

Santa Ana, CA

Based in Santa Ana, CA, Assembly House, Inc. provides comprehensive PCB assembly services. They specialize in Surface Mount Technology (SMT) and Through-Hole assembly for various electronic manufacturing needs. The company offers solutions for both prototype and high-volume production, supporting diverse industries with their advanced assembly capabilities.

Elgin, IL

Based in Elgin, IL, A2Z Electronics LLC is a US-based electronics contract manufacturer. They provide high-quality PCB assembly, specializing in surface mount (SMT) and through-hole (THT) technology. Services include prototyping and box build, catering to industries such as medical, aerospace, industrial, and consumer electronics.

Elk Grove Village, IL

Accelerated Assemblies Inc., based in Elk Grove Village, IL, offers comprehensive PCB assembly services. They specialize in surface mount, through-hole, and mixed technology solutions, providing quick turn prototypes and low-to-mid volume production. Capabilities include PCB testing, inspection, BGA rework, conformal coating, and turnkey circuit board assembly.

Lake Elsinore, CA

Based in Lake Elsinore, CA, AD ELECTRONICS ASSEMBLY, INC. specializes in electronics assembly. Their services encompass surface mount (SMT) and through-hole board assembly. They also provide comprehensive cable assembly and rework, supporting clients with diverse electronic manufacturing and repair needs for their components.

Westlake Village, CA

Based in Westlake Village, CA, Alcove Electronic Services is an AS9100D certified electronic contract manufacturer with 30 years of experience. They provide comprehensive services including PCB assembly (SMT, THT, mixed), prototyping, testing, mechanical box build, and supply chain management for various production volumes.

Houston, TX

Based in Houston, TX, Alert Tech SMT is a full-stack electronics contract manufacturer. They specialize in surface mount technology, providing comprehensive PCBA services. Capabilities include process manufacturing, NPI, prototyping, and turnkey PCB assembly solutions, serving various industries as a strategic partner.

Poway, CA

Based in Poway, CA, PCB Design & Assembly specializes in Printed Circuit Board (PCB) design, fabrication, and assembly services. They handle complex and mixed technology projects from prototype to low-to-medium volume production. With over 20 years of experience, the company provides quick-turn and turnkey PCB assembly.

Austin, TX

Based in Austin, TX, Arctos Assembly Group provides comprehensive contract manufacturing services. They specialize in system-level, sub-assemblies, and printed circuit board (PCB) assemblies, supporting needs from prototype to full production. The company focuses on flexible scale, quick turnaround, and creative solutions for various product builds.

College Station, TX

Based in College Station, TX, ARQ Electronics Manufacturing Services, Inc. provides comprehensive electronics manufacturing services. The company aims to be a partner for businesses, focusing on exceeding expectations for quality, schedule, and cost. They are certified with ISO 9001:2015 for quality management services.

Richardson, TX

Based in Richardson, TX, Austin Circuit Design is a one-stop shop providing comprehensive services including design, sourcing, project management, and manufacturing support. With decades of expertise, the company offers capacity for complex and high-volume electronics builds, acting as a partner throughout the product lifecycle.

Richardson, TX

Based in Richardson, TX, Axiom Manufacturing is an electronics manufacturing services (EMS) provider. They specialize in high-quality PCB assembly, offering both SMT and through-hole technologies, along with box build and full turn-key manufacturing solutions. Services include prototyping, NPI, DFM, and comprehensive testing.

Fremont, CA

Based in Fremont, CA, Bay Area Circuits specializes in quick-turn printed circuit board manufacturing. The company provides end-to-end services, including PCB fabrication, design, and full turnkey assembly. Leveraging cutting-edge technology and intelligent automation, Bay Area Circuits delivers refined production processes for diverse industrial and commercial clients.

South Elgin, IL

Based in South Elgin, IL, BESTProto is an electronics product development contract manufacturer. It specializes in quick-turn PCB prototypes and electromechanical assembly, offering comprehensive services for various electronic components. The company supports product development from prototyping to final assembly for B2B clients.

Stafford, TX

Blind Buried Circuits Inc., based in Stafford, TX, is an ISO and IPC certified EMS provider specializing in quick-turn and custom PCB manufacturing and assembly. They offer advanced Rigid, Flex, and Semi-flex circuits, handling both prototype and large volume quantities for diverse industries like telecom, medical, and automotive.

Carson, CA

Based in Carson, CA, ACME PCB Assembly provides comprehensive electronic contract manufacturing services. With over 30 years of experience and ISO 9001:2015 certification, they specialize in high-quality PCB assembly, including SMT, BGA, Thru-Hole, consignment, and turnkey solutions from their 16,000 sq ft facility.

Irvine, CA

Carr Manufacturing Company provides custom cable assemblies, wire harnesses, and comprehensive box build services, including component mounting and final testing. They also offer in-house power supply manufacturing to mil-spec standards. Based in Irvine, CA, this woman-owned business serves diverse industries with custom manufacturing solutions.

Hillsboro, OR

Based in Hillsboro, OR, Cascade Systems Technology provides electronic contract manufacturing services, including SMT, PCBA, systems integration, testing, and microelectronics assembly. The company serves diverse sectors like aerospace, medical devices, semiconductor, and clean energy, holding ISO 9001:2015 and ITAR certifications.

Santa Ana, CA

Based in Santa Ana, CA, Circuit Board Assembly Services provides comprehensive electronic circuit board assembly solutions. The company specializes in surface mount technology (SMT) and other printed circuit board (PCB) assembly capabilities, serving manufacturers across diverse industries with reliable electronics manufacturing.

Jacksonville, IL

Based in Jacksonville, IL, CCK Automations, LLC. provides comprehensive SMT and thru-hole assembly services for Printed Circuit Board (PCB) Assemblies. Offering EMS solutions, they cater to low-volume, high-mix and high-volume production for diverse industries like automotive and industrial controls.

Plano, TX

Based in Plano, TX, Circuit Design Specialties Inc. provides comprehensive electronic and mechanical assembly services. They specialize in PCB layout, manufacturing, and assembly, including cable and wiring harness production. The company supports projects from concept to full production for industrial, medical, and military clients.

Schaumburg, IL

Based in Schaumburg, IL, Creative Hi-Tech specializes in complex electronics and PCB assembly services. The company provides comprehensive manufacturing solutions for diverse industries, leveraging its expertise in various assembly processes to meet specific client requirements for high-quality electronic products.

Leander, TX

Cypress Technologies, based in Leander, TX, delivers comprehensive electronics manufacturing services. They specialize in custom PCB assembly, electromechanical systems, and box builds. ISO 9001:2015 certified, they serve diverse sectors including alternative energy, military, autonomous vehicles, and industrial with reliable, high-performance electronic solutions.

Cincinnati, OH

Based in Cincinnati, OH, D F Electronics, Inc. provides design, engineering, and manufacturing services for electronics assemblies. Serving regional OEMs since 1974, they specialize in integrating manufacturing engineering into new designs and prototypes. The company manufactures products in quantities from a few hundred to tens of thousands annually.

Dallas, TX

Based in Dallas, TX, Eagle Circuits Inc. delivers comprehensive in-house PCB solutions, including layout, fabrication, assembly, and testing. Operating from their 18,000 sq ft US facility, they handle quick-turn prototypes to production runs. The company emphasizes quality, speed, and American manufacturing for diverse electronics industry needs.

Lancaster, PA

ETEMCO specializes in precision SMT PCB assembly services, offering ISO 9001-certified quality for both prototypes and full production runs. The company ensures accuracy and reliability in its electronic manufacturing processes.

Des Moines, IA

Based in Des Moines, IA, ETI/ACH provides electronic contract manufacturing services. They specialize in rugged PCB assembly, wire and cable harness assembly, and integrated box build solutions for complex projects. They serve industries like industrial, medical, and aerospace.

Round Rock, TX

Based in Round Rock, TX, East/West Manufacturing Enterprises offers electronics contract manufacturing, specializing in PCB assembly, box builds, and system integration. They provide NPI and full turnkey services, including materials management. The company holds AS9100, ISO 9001, ISO 13485, IPC-A-610/620 certifications, and ITAR registration.

Tustin, CA

Based in Tustin, CA, EXPERT-Electronic Manufacturing Services provides advanced electronics contract manufacturing (CEM) services. They specialize in PCB assembly, offering solutions from prototype boards to complex medium-volume full turnkey assemblies with quick turnaround. The company serves over 100 OEM customers in industries like Aerospace and Medical.

Carrollton, TX

Based in Carrollton, TX, Exponent Assembly offers electronics manufacturing services, specializing in building advanced electronics assembly solutions. A team of engineers and subject matter experts provides comprehensive manufacturing capabilities to meet diverse customer needs across the nation.

Cranston, RI

Based in Cranston, RI, Federal Electronics offers electronics manufacturing services (EMS) for high-reliability, mission-critical products. With over 60 years of experience, they provide engineering and supply chain solutions. Their advanced SMT assembly capabilities include Mycronic pick-and-place machines, stencil printers, Heller reflow ovens, 3D AOI, and selective soldering.

San Diego, CA

Fine Electronic Assembly Inc., based in San Diego, CA, is an ISO 9000 compliant contract manufacturer. They specialize in PCB assemblies, cables, wire harnesses, and box builds, offering high-quality solutions for medical, industrial, telecommunications, and commercial electronics industries. Established in 1999, they provide world-class manufacturing services.

Brea, CA

Based in Brea, CA, Fineline Circuits & Technology Inc. is an Electronic Manufacturing Service provider specializing in comprehensive PCB services. They offer PCB design, fabrication, and assembly, along with cable & wire-harness, box build assembly, and conformal coating. The company provides full turnkey solutions, functional testing, and ICT testing.

Irwindale, CA

Based in Irwindale, CA, Fine Pitch Electronic Assembly specializes in electronic manufacturing services, including PCB assembly, through-hole, and SMT. Established in 1984, they offer solutions from prototype to full production, meeting demanding specifications for military, defense, aerospace, and medical industries.

Phoenix, AZ

Based in Phoenix, AZ, Flex PCB provides SMT and through-hole flexible circuit assembly services. Specializing in prototype rigid-flex and flex PCB fabrication and manufacturing, the company acts as a USA supplier for high-quality, quick-turn flexible printed circuit boards across various markets.

Jacksonville, IL

Foxtronics EMS provides precision PCB assembly services, including SMT, Through-hole, and Box build, offering turnkey PCBA solutions across the U.S. The company specializes in high-performance electronics for critical industries like Aerospace, Medical Devices, and Robotics, leveraging over a century of combined expertise.

Stafford, TX

Based in Stafford, TX, GI Circuits Inc. provides quick-turn, high-precision electronic manufacturing solutions. They offer Printed Circuit Board Assembling (PCBA), box build, and cable & wire harness manufacturing. Serving OEMs in industrial automation, medical devices, energy, and defense, they support projects from prototype to full production.

Santa Monica, CA

Based in Santa Monica, CA, Giltronics Associates Inc. is an electronic contract manufacturing company. They specialize in low, medium, and high-volume printed circuit board assembly (PCBA) services. The company offers comprehensive design and manufacturing capabilities, utilizing the latest technologies for AI, VR, AR, and robotics needs.

San Jose, CA

Based in San Jose, CA, Green Circuits offers quick-turn PCB assembly for prototypes, NPI, and low-volume production. They utilize five SMT lines with Juki machines for rigid and flexible circuit boards. The company adheres to stringent quality standards, holding certifications such as AS9100D, ISO9001:2015, and ITAR.

San Marcos, CA

Hughes Circuits Inc. is a fully integrated electronics manufacturing service (EMS) company based in San Marcos, CA. They offer complete PCB layout, fabrication, and full-service PCB assembly, alongside precision metal fabrication. Specializing in time-critical, prototype, and low-volume production, they serve high-reliability markets including military, medical, and advanced electronics.

Austin, TX

Based in Austin, Texas, Kodiak Assembly Solutions offers electronic manufacturing services. They specialize in surface mount technology (SMT) and mixed-technology PCB assembly, supporting prototype to high-volume production. Additional services include turnkey system integration, box build, and comprehensive testing, backed by ISO 9001:2015 and ITAR certifications.

Richardson, TX

Based in Richardson, TX, Micro Technology Services, Inc. (MTSI) provides contract engineering, manufacturing, and microtechnology solutions. The company specializes in hardware and PCB design, offering rapid turnaround for urgent PCB projects. With three decades of experience, MTSI designs and manufactures high-quality electronic products.

Plano, TX

Based in Plano, TX, Nimbletronics, LLC is an Electronics Manufacturing Services provider specializing in quick-turn assembly of printed circuit boards. They offer low volume capabilities and high mix varieties, dedicated to reliable on-time delivery of high-quality products and service.

Mankato, MN

Based in Mankato, MN, Ninja Circuits is a flexible and skilled PCB assembly manufacturer. The company specializes in developing and producing quick PCB assembly prototypes within the USA. They provide rapid and reliable electronic circuit board production services for businesses requiring efficient manufacturing solutions.

Costa Mesa, CA

NPI Services Inc. offers comprehensive Electronic Manufacturing Services, including Surface Mount Technology (SMT) and Through-Hole assembly. Based in Costa Mesa, CA, the company provides Printed Circuit Board Assembly (PCBA), box build, and cable assembly. They serve industries such as medical, aerospace, defense, and telecommunications.

Livonia, MI

Based in Livonia, MI, Odyssey-OEI specializes in surface mount technology (SMT) and offers high-quality PCB assembly services. The company provides expert printed circuit board assembly services from the onset of a project to the finished product for demanding applications.

San Marcos, CA

Based in San Marcos, CA, Outsource Electronics Manufacturing delivers comprehensive PCB design, production, and turn-key assembly services. They also provide metal and plastic fabrication. Serving military, aerospace, and medical sectors, this company specializes in complex projects with expert engineering.

Chatsworth, CA

PCB Power, based in Chatsworth, CA, is a US PCB board manufacturer providing end-to-end solutions. Services include high-quality PCB fabrication, assembly, and component sourcing. They support projects from prototypes to large-scale production, serving industrial and commercial B2B clients with precision and reliability.

PCB Unlimited specializes in prototype and low volume PCB assembly services, offering rapid turn times and instant online quoting. Founded in 2008, the company provides custom printed circuit board prototypes and high-quality PCB fabrication. They offer a comprehensive range of PCB products and services for designers and engineers.

Rochester Hills, MI

Based in Rochester Hills, MI, PGF Technology Group specializes in high-quality PCB, cable, wire harness, and box build assembly. Established in 1970, this contract manufacturer provides PCBA solutions with advanced machinery, serving diverse industries including medical devices.

Houston, TX

PPSI is a Houston, TX-based manufacturing solutions provider specializing in comprehensive PCB assembly services, including SMT and through-hole technology. The company also offers injection molding, CNC machining, and metal stamping, supporting businesses in bringing products to market.

Richardson, TX

Based in Richardson, TX, Q C Graphics Inc (QCG Inc.) provides comprehensive electronic manufacturing services (EMS). They specialize in PCB assembly, including both Surface Mount Technology (SMT) and thru-hole processes, along with box build assembly, testing, prototyping, and conformal coating for various industries.

Grand Prairie, TX

Based in Grand Prairie, TX, REYcomp INC provides surface mount (SMT) and through-hole PCB assembly services, wire harnesses, and complete box build solutions. Leveraging over 25 years of experience and advanced Siemens machines, they deliver high-quality electronic assemblies with a focus on efficient production and reduced lead-times.

Houston, TX

RJ Electronic Assemblies provides comprehensive electronic manufacturing services, specializing in both surface mount technology (SMT) and through-hole PCB assembly. They offer prototyping, production runs, and complete box build services, catering to diverse industries from their facility in Houston, Texas.

Aurora, CO

Summit Interconnect provides comprehensive printed circuit board manufacturing and assembly services. Specializing in full turnkey PCB assembly, they also offer flexible manufacturing options. Their expertise includes rigid, HDI, rigid-flex, and RF/Microwave PCBs, with advanced thermal management solutions for demanding applications.

Chagrin Falls, OH

RPC Electronics specializes in printed circuit board (PCB) assembly, providing immediate response to challenging projects. Based in Chagrin Falls, OH, the company also offers electromechanical assembly, panel building, and custom wire harnessing. They engineer LCD displays and embedded computing systems for industrial, medical, and commercial OEMs.

Rush Flex PCB manufactures flexible and rigid-flex PCBs in the USA, serving both prototype and large-volume production. Their capabilities encompass single-sided, double-sided, multilayer, and HDI flex PCBs. The company provides Flex PCB Assembly services, offering comprehensive support to clients.

El Dorado Hills, CA

Based in El Dorado Hills, CA, Sacramento PCB Assembly provides comprehensive printed circuit board assembly services. Capabilities include precise solder paste application, automated component placement, and various soldering methods. Advanced 3D AOI and X-Ray inspection ensure quality. It is ISO 9001 and 13485 certified.

San Jose, CA

Sanmina Corporation, based in San Jose, CA, is a leading provider of PCBA and SMT production services. The company develops comprehensive manufacturing solutions utilizing the latest in PCB assembly and surface mount technology for its customers. Sanmina also expands its capabilities in cloud and AI through strategic acquisitions.

San Mateo, CA

Based in San Mateo, CA, San Francisco Circuits is a comprehensive PCB shop providing services from manufacturing to complex assembly. They handle both prototype and production runs, specializing in various PCB production complexities.

Chino, CA

Based in Chino, CA, Sierra Assembly Technology LLC provides PCB assembly and production services, from quick-turn prototypes in 24 hours to large volume production. They operate two SMT and one Thru-hole assembly line, catering to defense, healthcare, government, and entertainment industries with consistent quality and on-time delivery.

Austin, TX

Silicon Hills specializes in printed circuit board assembly, offering surface-mount and plate-through-hole capabilities. They serve organizations developing high-tech products, providing expertise in material science, layout, manufacturing, logistics, and systems integration. The company focuses on efficient, stress-free processes with quick turnaround and quality.

Oklahoma City, OK

Surface Mount Depot (SMD), based in Oklahoma City, OK, is a PCBA manufacturer in the United States. The company provides advanced manufacturing capabilities for custom circuit board projects, offering comprehensive surface mount technology assembly services to various industries.

Orlando, FL

Based in Orlando, FL, SMT Manufacturing Group, LLC. produces high-quality electronic assemblies. With over 25 years of experience, they provide comprehensive electronic manufacturing services including SMT, Through-Hole, and Box Build assembly. The company serves both commercial and military markets, offering prototyping and full production.

Melbourne, FL

SMTC Corporation provides end-to-end electronics manufacturing services (EMS), specializing in PCBA production, systems integration, and comprehensive testing. Based in Melbourne, FL, the company also offers product design, engineering, and supply chain management, covering the entire electronic product lifecycle.

Rockledge, FL

Based in Rockledge, FL, SolutionSMfg offers SMT assembly services, from prototypes to high-volume production. They provide precise placement of BGA, µBGA, QFN, and 01005 components. Capabilities include thru-hole assembly, box build, automated conformal coating, and comprehensive product testing, adhering to IPC-A-610 standards.

Fremont, CA

Based in Fremont, CA, Sonic Manufacturing Technologies provides comprehensive electronics manufacturing services. They specialize in SMT and PCBA assembly, offering solutions for prototyping, new product introduction, and full-scale production. Services also include box build assembly and component procurement for diverse industries.

Santa Clara, CA

Based in Santa Clara, CA, Surface Mount Solutions specializes in precision PCB assembly and electronics manufacturing. They offer custom circuit card assembly, prototype builds, and full-scale production utilizing surface mount technology. Services range from quick-turn (2-4 days) to full-turnkey solutions, catering to technology companies and engineering firms.

Plano, TX

Based in Plano, TX, SVTronics, Inc. is an electronics manufacturing services (EMS) provider. They specialize in advanced printed circuit board (PCB) assembly, offering comprehensive surface mount technology (SMT) services. The company leverages modern technology for efficient electronic component production across various industries.

Appleton, WI

Based in Appleton, WI, Surface Mount Technology Corporation provides Electronic Manufacturing Services (EMS). They specialize in high-volume, high-mix, and complex PCB assemblies, along with higher-level assembly integration. Services include electronic engineering, rapid prototyping, and manufacturing solutions.

Anaheim, CA

Based in Anaheim, CA, Technotronix provides comprehensive electronics manufacturing services. They specialize in PCB assembly, SMT, and prototyping, offering turnkey solutions including electro-mechanical assembly, box builds, and wire harnesses. The company serves industries like automotive, medical, and renewable energy.

Santa Ana, CA

TTM Technologies is a manufacturer of technology solutions, including printed circuit boards (PCBs) and RF microwave/microelectronic assemblies. The company provides connectivity solutions for advanced computing, industrial, medical, 5G, aerospace & defense, networking, and automotive markets.

San Diego, CA

VAS Engineering is a contract manufacturing service provider specializing in PCBA manufacturing and SMT assembly. With over 30 years of experience, the company offers comprehensive electronic manufacturing services, utilizing a lean approach to optimize production processes for various industries.

Huntington Beach, CA

Based in Huntington Beach, CA, Vinatronic specializes in comprehensive electronics manufacturing services. The company provides surface mount technology (SMT) assembly, printed circuit board (PCB) fabrication, and full box build services. Vinatronic offers prototyping, testing, and other value-added solutions, supporting various industries with their electronic assembly needs.

Warwick, RI

Based in Warwick, RI, VR Industries offers advanced Surface Mount Technology (SMT) manufacturing services for high-reliability electronic assemblies. The company supports clients with reshoring manufacturing initiatives, aiming to enhance quality, reduce costs, and strengthen supply chain resilience for diverse industrial applications.

Santa Clara, CA

Based in Santa Clara, CA, Xekera Systems Inc. provides comprehensive electronics manufacturing services. They specialize in PCB assembly, including SMT and thru-hole, alongside prototyping, box build, and final product assembly. They offer solutions for diverse industries, supporting production from prototypes to high volume.

Carson, CA

Based in Carson, CA, Yun Industrial Co Ltd (dba ACME PCB Assembly) is a family-owned full-service PCB assembly and Electronics Contract Manufacturing provider since 1993. They offer SMT, Through-Hole, BGA, turnkey, and prototype assembly for runs up to 20,000 units, and are ISO 9001:2015 and 14001:2018 certified.

Phelps, NY

Based in Phelps, NY, Z-AXIS, Inc. offers comprehensive electronic design and contract manufacturing services. They specialize in printed circuit board assembly, including through-hole and advanced surface mount technology (SMT). The company also performs wire harness assembly and full box builds within its ISO 9001:2015 certified US facility.

PCB Assembly Express offers comprehensive electronics manufacturing services, specializing in SMT and through-hole PCB assembly. They manage rigid, flexible, and HDI boards, providing quick-turn prototypes and production volumes. Utilizing Mycronic and Yamaha pick-and-place machines, services include visual, AOI, X-ray inspection, and comprehensive testing.

Plymouth, MA

Based in Plymouth, MA, Tech Etch, Inc. provides SMT component assembly services for flex and rigid circuits. The company also specializes in EMI/RFI shielding, precision photo-etched, and laser-cut parts, offering custom designs and prototyping capabilities for various industries.

Solon, OH

Valtronic, headquartered in Solon, OH, provides electronic manufacturing services for medical device and industrial companies. Specializing in design, engineering, miniaturization, and high-quality PCB and SMT assembly, they also offer industrialization and supply chain management. Valtronic operates ISO 13485-certified manufacturing facilities in the United States.

Franksville, WI

Based in Franksville, WI, Acorn Assembly provides high-quality printed circuit board (PCB) assembly services. They specialize in surface mount technology (SMT) for both prototypes and small production runs. The company focuses on delivering fast and reliable solutions for various electronic manufacturing needs.

Aurora, CO

AdvancedPCB is an American-based manufacturer specializing in PCB design, manufacturing, and SMT assembly. They offer cutting-edge printed circuit boards and complete assemblies with quick-turn capabilities. Serving demanding industries like Defense & Aerospace, Medical Technology, Data Centers, and Industrial & Robotics.

Irvine, CA

Based in Irvine, CA, ARK Electronics provides high-quality PCBA and comprehensive Electronics Manufacturing Services. Leveraging an agile approach and new technology, the company delivers cost-effective manufacturing solutions at scale for various clients. They focus on intelligent innovation and integrity in their processes.

Columbus, OH

Avcom SMT, based in Columbus, OH, specializes in quick turn, low to mid volume, and high-mix prototyping assemblies. They provide custom PCB assembly, including surface mount, through-hole, and mixed technology boards with BGAs. Committed to quality with ISO compliance, Avcom offers flexible, personalized electronic manufacturing services.

Lynchburg, VA

Based in Lynchburg, VA, EDMVA provides comprehensive PCB assembly services. They specialize in SMT assembly, optimized for flexible changeover and smaller package sizes, and offer quick-turn prototype services. Additional capabilities include through-hole assembly, box build, and final assembly, supported by engineering services and an ISO 9001-registered QMS.

Mankato, MN

Based in Mankato, MN, EIMicro specializes in precision SMT assembly for high-performance PCBs. The company provides reliable and efficient surface mount solutions, ensuring superior quality for its customers. EIMicro focuses on delivering robust electronic manufacturing services.

Austin, TX

Jabil Austin, a facility of Jabil Inc., provides engineering-led manufacturing solutions for diverse products. Specializing in design, manufacturing process engineering, and prototyping, the company delivers vertically integrated services across the product lifecycle, including various order fulfillment models for advanced electronics assembly.

Jasper, IN

Based in Jasper, IN, Kimball Electronics is an Electronics Manufacturing Services (EMS) and Contract Manufacturing Organization (CMO) provider. They offer Engineering & Design services globally, serving medical, industrial, and automotive markets with solutions that improve health, safety, productivity, and comfort.

Chantilly, VA

Based in Chantilly, VA, MFG One is an electronic contract manufacturer. They provide full-service box build assembly, encompassing design, engineering, sourcing, assembly, testing, and fulfillment. With U.S.-based execution and a robust global supply chain, MFG One serves medical devices, consumer electronics, industrial, and automotive components.

Chatsworth, CA

Based in Chatsworth, CA, NEOTech provides comprehensive Electronic Manufacturing Services (EMS), specializing in SMT assembly, PCB fabrication, and box build solutions. They serve demanding industries like aerospace, defense, medical, and industrial with high-reliability applications. NEOTech operates multiple advanced manufacturing facilities across the United States.

Phoenix, AZ

Based in Phoenix, AZ, Titan Circuits specializes in high-mix, low to medium volume electronic manufacturing services. They provide PCB assembly from prototype to production, capable of handling components down to 01005 passives, QFNs, BGAs, and µBGAs. Their staff holds IPC-A-610G and J-STD-001G certifications.

San Jose, CA

Based in San Jose, CA, Sierra Circuits provides American-made PCB prototypes and assemblies. Since 1986, the company has delivered quality, speed, and precision in manufacturing services. They offer instant online quotes and fast turnarounds, serving diverse electronics fabrication and assembly needs across the United States.

New Athens, IL

Siemens Manufacturing provides electronic manufacturing services from US facilities, specializing in high-volume surface mount assembly. They operate eight SMT lines, capable of placing one million parts daily. Capabilities include through-hole, BGA, box build, automated optical inspection, X-ray, and conformal coating for diverse industries.

Moorestown, NJ

Based in Moorestown, NJ, Syscom Tech USA provides full turnkey SMT printed circuit board (PCB) assembly, electromechanical, and cable assembly services. They handle prototyping to large-scale manufacturing, including 01005 component placements. The company operates under AS9100D and ISO 9001:2015 quality systems.

Ashland, OH

Based in Ashland, OH, Tritium Electronics specializes in embedded systems engineering and PCB assembly manufacturing. The company offers a streamlined process, from instant online quoting and part procurement to efficient, automated assembly lines, supporting both first batch and recurring production orders.

Fremont, CA

Based in Fremont, CA, AlphaEMS offers cost-effective surface mount (SMT) assembly services. The company specializes in providing efficient and high-quality solutions, aiming to enhance clients' competitive advantage. AlphaEMS delivers reliable electronic manufacturing services to various industries.

Clovis, CA

Based in Clovis, CA, AssemblyHub.us offers comprehensive PCB assembly services, including Surface Mount Technology (SMT), Thru-Hole, and Box Build. They provide full turnkey, partial turnkey, and consigned solutions for electronic manufacturing, supporting clients from prototyping to production with in-house facilities.

Houston, TX

Based in Houston, TX, EMS LLC specializes in comprehensive electronics manufacturing services. The company provides advanced Surface Mount Technology (SMT) and through-hole assembly, alongside box build services, rapid prototyping, and rigorous testing. They cater to diverse industries requiring high-quality PCB assembly solutions.

Taunton, MA

Based in Taunton, MA, GTR Manufacturing provides electromechanical box build assembly services, handling projects from routine to highly complex. The company performs in-house chassis population and rigorous testing, ensuring comprehensive electronic and mechanical integration for various industrial and commercial applications.

Farmersville, TX

Based in Farmersville, TX, PM Assembly LLC is an electronics manufacturing service provider specializing in PCBA SMT and Through-Hole assembly. The company offers comprehensive solutions, including prototyping, box build, testing, conformal coating, and rework, partnering with clients across diverse industries for their manufacturing needs.

Carlsbad, CA

Based in Carlsbad, CA, Spectrum Assembly, Inc. offers Electronic Manufacturing Services (EMS) and contract manufacturing. They provide comprehensive SMT, thru-hole, and box build assembly, along with prototyping, rework, and testing. The company supports various industries with high-quality electronic product development and production.

Houston, TX

Based in Houston, TX, Smart Rework Solutions specializes in comprehensive PCB rework and repair services. They offer BGA rework, precision circuit board repair, X-ray inspection, and small-batch SMT assembly for prototyping. The company also provides depaneling, board separation, conformal coating, and encapsulation, catering to electronics manufacturers needing expert component-level solutions.

Found what you're looking for? Unlock 80 emails and 93 phones.

How to Choose a Company

  • Verify the supplier's specific capabilities for component placement, especially for fine-pitch components (e.g., 0.4mm BGA, 0201 or 01005 passives) and complex packages, ensuring they have the appropriate pick-and-place machines and BGA rework stations if necessary.
  • Demand explicit adherence to relevant quality standards; for medical devices, require ISO 13485; for aerospace, AS9100; for automotive, IATF 16949; and always specify the target IPC-A-610 class (e.g., Class 2 or Class 3) for your product's reliability needs.
  • Assess their Design for Manufacturability (DFM) process. A red flag is a supplier who accepts your design without offering any DFM feedback, especially for new products or complex boards; a good partner will proactively identify potential issues before production begins.
  • Clarify their testing strategy and equipment. Do they offer Solder Paste Inspection (SPI), Automated Optical Inspection (AOI), In-Circuit Testing (ICT), flying probe testing, or functional test capabilities, and which methods are included or recommended for your project to ensure defect detection?
  • Investigate their component sourcing and supply chain management expertise. For consigned builds, confirm their incoming inspection process; for turnkey, ask about their relationships with distributors, obsolescence management procedures, and how they mitigate long lead times, particularly for critical ICs.

Supplier Types at a Glance

TypeBest ForTypical MOQ
Prototype / NPI SpecialistEarly-stage product development, rapid iterations, extensive DFM feedback, low volume runs1 - 50 units
Mid-Volume Contract ManufacturerScaling production, moderate complexity, balanced cost/quality, specialized process control50 - 5,000 units
High-Volume EMS ProviderMass market products, global supply chain integration, complex logistics, mature designs5,000+ units
Niche/Vertically Integrated CMSpecific industries (e.g., aerospace, medical), products requiring specialized certifications/testing, full product lifecycle supportVaries by project, often flexible for highly specialized needs

Frequently Asked Questions

What's the practical difference between IPC Class 2 and IPC Class 3 assembly for my product?

IPC-A-610 is a widely accepted standard for electronic assembly acceptability. Class 2 applies to general electronic products where continued performance and extended life are desired but not critical. Class 3, on the other hand, is for high-reliability electronic products where continuous performance or performance-on-demand is critical, and downtime cannot be tolerated (e.g., medical devices, aerospace, military). The practical difference lies in tighter tolerances for solder joints, component placement, cleanliness, and inspection criteria, leading to potentially higher costs but significantly enhanced reliability and lifespan.

Should I provide my own components (consigned) or opt for a turnkey SMT assembly service?

Choosing between consigned and turnkey depends on your internal capabilities and risk tolerance. Consigned assembly means you procure and supply all components to the assembler. This can save money if you have existing relationships and purchasing power, but places the burden of logistics, quality control, and managing component shortages entirely on you. Turnkey assembly means the SMT partner sources all components. This offloads inventory management, quality checks, and supply chain risks, often streamlining the process and leveraging the assembler's buying power and expertise in navigating component availability, though it may have a higher per-unit cost.

How important is Design for Manufacturability (DFM) analysis for my SMT assembly project?

DFM analysis is crucial for SMT assembly, especially for new designs. It's the process of optimizing a design to make it easier, faster, and more cost-effective to manufacture while maintaining quality and reliability. A thorough DFM review by your SMT partner can identify issues like insufficient pad sizes, too-tight clearances for component placement, inadequate thermal relief, or potential solder bridging before production begins. Addressing these early can prevent expensive re-spins, improve yields, and significantly reduce overall project costs and timelines.

What are the common SMT assembly test methods, and which one is right for my product?

Common SMT assembly test methods include Automated Optical Inspection (AOI), Solder Paste Inspection (SPI), In-Circuit Testing (ICT), and Flying Probe Testing. SPI verifies solder paste deposition quality before component placement, catching potential issues early. AOI uses cameras to inspect for placement errors, missing components, or incorrect polarity after reflow. Flying Probe is tool-less and ideal for prototypes or low-volume, checking for opens/shorts and component values. ICT uses a bed of nails fixture to test individual components and circuits, offering comprehensive electrical testing for higher volumes. Functional testing, often performed last, verifies the entire board operates as designed. The right method depends on your volume, budget, and desired defect coverage.

Related Directories