Green Circuits
San Jose EMS house for quick-turn PCB fabrication and assembly, prototype to production, with box build and wiring harnesses for aerospace, defense, and medical programs.
What they do
Green Circuits is a San Jose EMS house offering PCB fabrication, assembly, turnkey builds, box build and wiring harnesses.
It covers prototype and new product introduction through to full-scale production, with same-day turnaround available, and quotes returned in 4 hours.
Its quality system holds AS9100D, ISO 9001:2015, ISO 13485:2016, J-STD-001 and IPC-A-610 Class 3, with CMMC Level 2, and the company states it is ITAR certified.
Other processes stated on their site
Capabilities
PCB fabrication
PCB fabrication for quick-turn prototypes through production.
PCB assembly
PCB assembly from prototype and NPI to full-scale production.
PCB turnkey
Turnkey PCB assembly including fabrication, assembly and box build.
Wiring harness
Cable assemblies and wiring harnesses under system and box build.
Commercial terms
Cost tier $$$$ of $$$$, ProductFlo classification
San Jose EMS house for aerospace, defense and medical programs with AS9100D, ISO 13485 and ITAR registration.
Alternatives
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Tier 1 online PCB platform combining fabrication and assembly with CNC, sheet metal and 3D printing.
- AISLER
Tier 2 online prototype PCB and assembly platform with boards manufactured in Europe.
- Imagineering
Tier 3 Texas-headquartered PCB fabrication and turnkey assembly provider.
- Bay Area Circuits
Tier 3 Fremont, California quick-turn PCB fabricator offering design, fabrication and turnkey assembly.
- Sierra Circuits
Tier 4 Silicon Valley PCB fabricator and assembler offering online-quoted standard boards and turnkey builds.
Sources
Not verified
- MOQ
Last verified November 7, 2026. Listings are informational and are not endorsements. Cost tiers are ProductFlo's classification, not quotes: confirm pricing, lead time and capability with the vendor.