Skip to main content

Call for a Quote (510) 580-8500

Or Email Us at

The largest EMS in
the Silicon Valley

Circuit Board Assembly in the Bay Area

engineering prototypes manufacturingSonic Manufacturing Technologies is a leading provider of circuit board assembly in the Bay Area. Count on us for the quality assembly you need for your products.

Professional PCBA Services for Bay Area Companies

With an 85,000 square foot facility in Fremont, California, we’re one of the largest circuit board assemblers across the Bay Area. Our team of experienced professionals understand that excellence in manufacturing requires a combination of technical knowledge, preparation, and equipment. We provide a full selection of circuit board assembly services for companies in Fremont, San Jose, Oakland, and throughout the Silicon Valley – all the way to Sacramento.

We offer PCBA services for companies across a wide variety of industries, including:

  • Automotive
  • Aerospace
  • Biotech and medical devices
  • Computing and data storage
  • Defense
  • Development labs
  • Industrial testing and measurement
  • Internet of Things (IoT)
  • Networking
  • Renewable technologies
  • Startups
  • Wearables

Full-Service Printed Circuit Board Assembly

At Sonic Manufacturing, we can handle all your circuit board assembly needs, from prototype to production. All PCBs are locally assembled in our Fremont facility. We also provide QA and warehousing, along with other essential PCBA services.

Development and Prototyping

Sonic offers a variety of PCB design and engineering services for your product needs. We employ more than 30 skilled engineers who will with work you to develop your concept and assemble your final product. We typically start with a small prototype assembly to determine how a circuit or product works, then scale up to larger production with our automated assembly lines.

Printed Circuit Board Assembly (PCBA)

We handle all aspects of PCB assembly and manufacturing under one roof. Our state-of-the-art Bay Area operations are equipped for a variety of popular production processes, including:

  • Double and single-sided reflow processing
  • Intrusive reflow
  • Leaded and lead-free assembly
  • Press fit
  • Rework and repairs for fine pitch QFP and area array packages
  • Surface mount technology (paste and epoxy)
  • Through hole
  • Water-soluble and no-clean processes
  • Wave and selective wave soldering

Testing and Verification

We guarantee that the PCBs we manufacture will meet your company’s high quality standards. Our state-of-the-art testing and verification processes utilize in-circuit testing (ICT), flying probe testing (FPT), functional circuit testing (FCT), burn-in testing (BIT), and other test vehicles.

Sonic Manufacturing Technologies: Offering Quality Circuit Board Assembly in the Bay Area

If you’re in the Bay Area and need printed circuit board assembly services, Sonic Manufacturing has the development, management, and production expertise to fill your needs. Our professional team has more than twenty years’ experience – which makes us the leading circuit board assembly provider in the Bay Area.

When you need circuit board assembly services, contact Sonic Manufacturing Technologies online or at (510) 580-8500 or