American manufacturing with the highest standard for reliability.

Each assembly is manufactured in our 53,000-square-foot, environmentally controlled facility in Rochester Hills, MI.


ADCO’s complex assembly capabilities are powered by ongoing capital and talent investment. Our three high-speed surface mount assembly lines can manufacture either leaded or unleaded assemblies. And our equipment, augmented by selective solder capabilities for thru-hole devices, can place 0201s and micro BGAs.

  • Three high-speed surface mount (SMT) lines with in-line SPI & AOI
  • Experience with 0201s, QFNs & Micro BGAs
  • Two high-speed selective soldering lines
  • Box build and module assembly cells
  • Lead and lead-free processes
  • IPC-A-610/J-STD C.I.T. (Certified IPC Trainer), providing in-house training and certification
  • Conformal coating


At ADCO we reduce program risk with the industry’s strongest NPI and DFM processes. We take your product from concept to final form quickly, efficiently, and cost-effectively. Order after order, our quality is the most reliable in the industry.

Box Builds

ADCO’s expert box build capabilities offer you a smoother, more efficient path to market. We offer plastic and metal enclosures, torque and FOD control systems, wiring, assembly, and testing. With smart, robust planning systems and front-end engineering, ADCO successfully tackles even the most complex builds. A fully automated stockroom with barcode readers and 7 vertical storage units enables accuracy and speed.

Volume Production

ADCO’s manufacturing is set up for efficient volume production, with dedicated assembly cells designed by our manufacturing engineers to accommodate each customer’s specific processes, and custom tooling.

Quick-Turn Prototyping

Launch your product faster! ADCOproto, our easy-to-use interactive BOM tool, gives you a quote in just 30 seconds. With an extensive network of distribution partners, we have the largest availability of parts in the industry. And our world-class electronic PCB assembly capabilities mean we’ll get it right the first time.


ADCO’s team of experienced engineers and technicians offers a wide range of unparalleled testing resources. We also design testing equipment and maintain yours for optimal performance.

Our testing capabilities include:

  • Bench test
  • Functional test
  • In-circuit test (ICT)
  • Flying probe
  • RF & Bluetooth experience
  • Environmental stress screening (ESS)
  • Three electrical test engineers supported by 10 technicians
  • Test fixture development and maintenance

People and Culture

ADCO’s 125 employees are all focused on customer success. Employees are organized by function and then by customer. Program managers, buyers, planners and manufacturing teams are all tied to specific customers and learn the nuances associated with specific customer products, be they hard-to-obtain components or unique manufacturing processes. ADCO manufacturing employees are trained in-house by certified trainers to IPC 610 class II and class III standards. The environment at ADCO is energetic, with employees focused on meeting customer expectations. ADCO experiences very low employee turnover, and it’s common to find employees with 15 or more years of service.