PCB Assembly &
Contract Manufacturing
From quick-turn prototypes to full-scale production, we ensure your product reaches the market on time and on budget. Trusted since 1969.
What We Do
Our Core Services
Comprehensive electronic manufacturing services under one roof — from PCB assembly to complete system integration.
PCB Assembly
Comprehensive PCBA solutions including Surface Mount Technology (SMT), through-hole, and mixed technology. From rapid quick-turn prototypes to scalable full turnkey production runs, backed by Automated Optical Inspection (AOI) for absolute reliability.
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Wire Harness Assembly
Precision-engineered cable and harness assemblies tailored for complex environments. From power distribution to signal integrity, we build harnesses that perform in demanding applications.
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Box Build Assembly
Complete electromechanical assembly from bare board to finished product. We manage sub-assembly integration, enclosure assembly, firmware loading, and final functional testing.
Learn MoreTurnkey Assembly
We source all components, manage procurement, and deliver fully assembled boards. End-to-end project ownership for maximum convenience.
Kitted / Consigned
You supply the components, we handle the assembly. Ideal when you have preferred suppliers or existing inventory to utilize.
Mixed Assembly
A flexible hybrid approach — you provide select components while we source the rest. The best of both worlds for complex builds.
Industries We Serve
Delivering precision electronics manufacturing across a wide range of demanding industries.
Uncompromising Quality & Compliance Standards
Our facility maintains the highest level of regulatory compliance to ensure absolute reliability in defense, medical, and commercial applications.
Why Choose Us
We combine decades of electronics manufacturing expertise with cutting-edge technology to deliver results that exceed expectations.
Precision Engineering
State-of-the-art equipment and rigorous quality control ensure every board meets the highest standards.
Rapid Turnaround
From prototype to production, our streamlined processes deliver on tight deadlines without compromising quality.
End-to-End Support
Dedicated project managers guide you from design review through final delivery, ensuring seamless communication.
Trusted by Industry Leaders
See what our clients say about working with us.
“EMS Technologies has been our go-to contract manufacturer for over 12 years. Their responsiveness and attention to detail on our complex multilayer PCB assemblies is unmatched. They truly care about our business.”
David T.
VP of Engineering
“Finding a domestic partner that understands our quality requirements was critical. EMS Tech's transparency, testing protocols, and communication represent the gold standard in contract manufacturing.”
Sarah M.
Director of Procurement
“Their turnkey service allowed us to scale our production seamlessly. We shipped inventory directly from their floor to our distributors without a single quality issue. The team at EMS Technologies is exceptional.”
James R.
COO
Engineering Insights
Stay up to date with the latest in electronics manufacturing.
Manufacturing InsightsThe Blueprint of Quality: Understanding PCB Production Standards
Explore how strict adherence to IPC standards dictates the reliability of modern electronics and why it matters for your product.
Technical GuidesSMT vs. Through-Hole: Choosing the Right Assembly Method
A detailed comparison of surface mount technology and through-hole assembly, including when to use each and the advantages of mixed technology.
Manufacturing InsightsWhat is Turnkey PCB Assembly? A Complete Guide
Everything you need to know about turnkey PCB assembly services, from component sourcing to final testing and delivery.
Frequently Asked Questions
To provide an accurate and rapid quote, we require Gerber files (RS-274X format preferred), a comprehensive Bill of Materials (BOM) in Excel format, Centroid data (Pick & Place file), and any specific assembly drawings or README notes detailing special requirements.
Yes. Quick-turn timelines depend on board complexity, quantity, and component availability. Expedited order requests are available for urgent projects — contact us to discuss your timeline and we will work to accommodate your schedule.
Yes. Our turnkey service includes full component procurement from authorized distributors. We leverage our established supplier relationships to source components at competitive prices while ensuring authenticity and quality.
EMS Technologies is ISO 9001:2015 certified and SBA certified. All our products are manufactured in the USA. We adhere to IPC standards for workmanship and quality control across all assembly processes.
We have no strict minimum order quantity. We work with OEMs of all sizes, from single prototype boards to production runs. Our sweet spot is working with second and third-tier OEMs with annual spends from $5,000 to $1,000,000.
Absolutely. We offer three assembly models: full turnkey (we source everything), consignment/kitted (you provide all components), and mixed/partial turnkey (you supply some parts, we source the rest). We tailor the approach to your needs.