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Hughes Circuits, INC.

540 S Pacific St, San Marcos, CA 92078

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 5 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Hughes Circuits, INC.
Their homepage, crawled JUL 2026

What they make

Bare Printed Circuit Board Manufacturing334412
  • PCB layout
  • metal fabrication
  • KLA Precise AOS 800X
  • HAAS sMiniMill
  • HAAS VF-4
  • military
  • Hand Soldering Technician Assembly
  • Process Operator
  • Level 1

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

CAREERS
Careers page — seen SEP 8, 2026

CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE

  • AS9100
  • ITAR registered

Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.

Where it is

33.13396, -117.19760 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
Hughes Circuits INCSan MarcosBare Printed Circuit Board Manufacturing
334412
 LIKELY ACTIVE0.7 KM
Accu-tech Laser Processing, INC.San MarcosSemiconductor and Related Device Manufacturing
334413
 LIKELY ACTIVE0.7 KM
General Electronic Devices, INC.San MarcosOther Electronic Component Manufacturing
334419
 LIKELY ACTIVE1.2 KM
Win Column LLCSan MarcosAir and Gas Compressor Manufacturing
333912
 ACTIVE1.6 KM
Sumitomo Electric Interconnect Products, INC.San MarcosCustom Compounding of Purchased Resins
325991
 ACTIVE1.8 KM

Every listed plant in San Diego County

Also at this address

No other federal record shares this street address.

Where this record comes from

5 sources hold this plant, and 11 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in BR, CA-ENVIROVIEW, HWTS-DATAMART, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

  • The company’s own websiteOPERATING
    first seen JUL 2026 · last seen OCT 2026
  • SAM.gov entity registrationOPERATING
    Record TB74HBR5ABD6 · first seen FEB 2026 · last seen OCT 2026
  • OSHA injury and illness reportsOPERATING
    Record 1113992 · first seen DEC 2025 · last seen DEC 2025
  • EPA Toxics Release InventoryOPERATING
    first seen DEC 2023 · last seen DEC 2024
  • EPA Facility Registry ServiceEXISTENCE
    Record 110012222264 · first seen OCT 2016 · last seen OCT 2016

IN SAN DIEGO COUNTY187 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 46 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name
EPA: HUGHES CIRCUITS INC · JUL 2026 · ON THIS PAGE
SAM.gov: HUGHES CIRCUITS, INC. · ON THIS PAGE
Street address
EPA: 540 S PACIFIC ST · JUL 2026 · ON THIS PAGE
SAM.gov: 540 S PACIFIC ST · ON THIS PAGE
City
EPA: SAN MARCOS · JUL 2026 · ON THIS PAGE
SAM.gov: SAN MARCOS · ON THIS PAGE
State
EPA: CA · JUL 2026 · ON THIS PAGE
SAM.gov: CA · ON THIS PAGE
County (FIPS code)
EPA: 06073 · SEP 2026
CoordinatesSOURCES DISAGREE
Census geocoder: 33.13395695291,-117.197598224847 · JUL 2026 · ON THIS PAGE
EPA: 33.13551,-117.19955 · JUL 2026
Employees (band)
OSHA: 100-499 · DEC 2025
Website
SAM.gov: http://www.hughescircuits.com
Year established
Company website: 1999 · AUG 2026
CAGE code
SAM.gov: 1KXU6
SAM registration expires
SAM.gov: 2027-02-20

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