San Diego County’s largest fully integrated electronics manufacturing service companyHughes Circuits Inc, is celebrating 20 years of PCB service

Hughes Circuits is San Diego County’s largest fully integrated electronics manufacturing service (EMS) company.  We are the only EMS in San Diego that houses a complete PCB layout service bureau, complete PCB fabrication facility, full-service PCB assembly facility, and precision metal fabrication facility, all under one management team.  HCI currently employs more than 250 employees at its San Marcos facility of more than 83,500 sq feet.  Each year HCI invests over a million dollars in new capital equipment, training, and software to maintain our leading-edge technologies.

We can take your schematic and bill of materials and return fully populated assemblies in as little as 3-5 days.  Since all manufacturing operations are conducted on-site, there is no downtime for shipping.  Most importantly, our integrated manufacturing system reduces the number of prototype revisions since our multidisciplinary engineering teams understand the entire electronic manufacturing cycle.  We catch critical design issues before ever reaching the manufacturing floor.

HCI top10 mil 4 2021 sm172x129We focus on the following market segments:

  • Time Critical manufacturing: new product introductions and quick turn production;
  • Leading Edge Technology,
  • High Reliability: Military, Medical, High Speed/RF, Advanced Materials,  Flex & Rigid-Flex, Highly Engineered, prototype, and low volume commercial products.
  • We also offer value-added off-shore vendor management.

On your next requirement, if you need unparalleled engineering support, superior product quality and reliability, and exceptional customer service, call on Hughes Circuits.

Manufacturing services are available al a carte or fully integrated. 


Hughes Circuits is a woman-owned small business certified AS9100D, UL approved, Military Certified for 55110 and 31032, and ITAR registered.  We offer PCB layout, PCB fabrication, PCB assembly, and Precision Metal Machining and Fabrication all in one manufacturing facility under one management.  We focus on providing Exceptional Quality, Delivery, and Service with value pricing.

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