Listed PCB & Electronics Assembly Companies in California

Results are ordered alphabetically. Inclusion is based on the matching process or industry recorded on each published profile.

ACME PCB Assembly

📍 Carson, CA Est. 1990
Specialties: SMT AssemblyPrototype Board BuildsBGA AssemblyThrough-hole Assembly

Electronic Contract Manufacturing Service Provider in California with over 30 years of experience. Operates from a 16,000 square foot facility special...

Autosplice

📍 San Diego, CA Est. 1954
Specialties: Connector ManufacturingMetal StampingInjection MoldingPCB Assembly

Founded in 1954, Autosplice is a global manufacturer specializing in design engineering, metal stamping, injection molding, automation, and manufactur...

Bay Area Circuits

📍 Fremont, CA Est. 1975
Specialties: PCB DesignPCB FabricationPCB AssemblyRapid Prototyping

PCB prototype manufacturing company founded in 1975 specializing in quick-turn printed circuit board fabrication. Located in a 30,000 square foot faci...

Digicom Electronics

📍 Monterey Park, CA Est. 1982
Specialties: PCB AssemblyPrototypingBox-Build ManufacturingProcurement and Materials Management

Certified Small Business that has been proudly manufacturing electronics in the California Bay Area since 1982. Specializes in PCB assembly, prototype...

Specialties: PCB FabricationPCB AssemblyCable and Wire Harness AssemblyBox Build Assembly

Premier provider of contract electronic manufacturing services in Southern California since 1997. Specializes in high-quality PCB fabrication, assembl...

HGM Automotive Electronics

📍 Torrance, CA Est. 1996
Specialties: Transmission ControllersElectronic Control UnitsAftermarket ElectronicsBluetooth Controllers

Established in 1996, HGM Automotive Electronics is a specialty transmission controller manufacturer that designs and supplies electronic systems for a...

Hughes Circuits Inc

📍 San Marcos, CA Est. 2000
Specialties: PCB LayoutPCB FabricationPCB AssemblyAdvanced Microelectronics

San Diego County's largest fully integrated electronics manufacturing service company with over 250 employees. Houses complete PCB layout, fabrication...

LeeMAH Electronics, Inc.

📍 Brisbane, CA Est. 1971
Specialties: PCB AssemblyCable AssemblyBox BuildTesting

LeeMAH Electronics, Inc. stands as a premier electronics manufacturing service company based in Brisbane, California, with over five decades of proven...

LSL Instruments

📍 Santa Clarita, CA Est. 2008
Specialties: Custom Electric GuitarsBass GuitarsT Style GuitarsS Style Guitars

Small team of skilled luthiers creating high-quality custom electric guitars and basses. Gained worldwide recognition for boutique-level craftsmanship...

PCB & Electronics Assembly supplier landscape in California

UNITEMFG currently matches 19 published supplier profiles to PCB & Electronics Assembly in California, spanning 16 listed cities. The largest concentrations in the directory are Anaheim (2 suppliers), Fremont (2 suppliers), and Milpitas (2 suppliers). This is a directory-derived view of available suppliers, not an estimate of the entire state market.

The capabilities most often named on matching profiles are PCB Assembly (12 profiles), PCB Fabrication (5 profiles), and SMT Assembly (4 profiles). The supplier set spans Electronics (16 profiles), Automotive (1 profile), and Machinery (1 profile) among its most represented industries. Frequently listed material experience includes FR4 (2 profiles), Aluminum (1 profile), and Connectors (1 profile). Published certification fields most often mention ISO 9001:2015 (7 profiles), RoHS Compliant (5 profiles), and ITAR Registered (4 profiles).

Because the matching profiles span 16 cities, buyers can compare several local supplier markets rather than treating one metro as representative of the state. Use the listed capabilities as a first-pass filter, then require each shortlisted supplier to confirm that the relevant process is performed in-house, on suitable equipment, at the required scale.

Supplier locations

  • Anaheim2
  • Fremont2
  • Milpitas2
  • Brisbane1
  • Carson1
  • Hesperia1
  • Huntington Beach1
  • Monterey Park1

Commonly listed capabilities

  • PCB Assembly12
  • PCB Fabrication5
  • SMT Assembly4
  • PCB Manufacturing3
  • PCB Prototyping3
  • BGA Assembly2
  • Box Build Assembly2
  • PCB Design2

Industries represented

  • Electronics16
  • Automotive1
  • Machinery1
  • Other1

Materials and credentials listed

  • FR42
  • Aluminum1
  • Connectors1
  • Copper1
  • Electronic Components1
  • PCB1
  • PCB Materials1
  • Polyimide1

This California market view is calculated from published UNITEMFG profiles whose process labels map to the PCB & Electronics Assembly cluster. Counts describe directory coverage, not independently audited capacity, quality, or availability.

How to source PCB & Electronics Assembly in California

Use electronics-assembly suppliers for controlled SMT, through-hole, box-build, programming, and test work where component traceability and process validation are essential.

Include in the RFQ

  • Gerbers, BOM, centroid, and assembly drawings
  • approved component substitutions and sourcing rules
  • IPC workmanship class
  • programming, test, and inspection requirements
  • forecast, lot size, packaging, and traceability

Questions that separate suppliers

  • Which assembly and inspection steps are performed in-house?
  • How are moisture-sensitive and counterfeit-risk parts controlled?
  • What yield, test, and traceability records are delivered?

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