Winchester Interconnect Cm Ca, INC.

1810 Diamond St, San Marcos, CA 92078

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

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

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Homepage of Winchester Interconnect Cm Ca, INC.

Their homepage, crawled AUG 2026

What they make

Other Communication and Energy Wire Manufacturing335929

Products

Sold by WINCHESTER INTERCONNECT CM CA, INC. · 3

Cable, Cord, And Wire Assemblies: Communication Equipment · Fiber Optic Cables · Wire And Cable, Electrical

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

3 from usaspending_psc · Federal registry

Supplied under federal award SPE4A622F6066 (2021-12-30), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

Where it is

33.10522, -117.21662 · CENSUS TIGER

COUNTY

San Diego County

METRO AREA

San Diego-Chula Vista-Carlsbad, CA

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STREET VIEW

Open street-level view — SEP 2025

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Every listed plant in San Diego County

Also at this address

2 other records share this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Aptiv Services 3 (us), LLC

Where this record comes from

4 sources hold this plant, and 10 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 RCRAINFO · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record NX92NGPT5UA3 · first seen AUG 2025 · last seen AUG 2026
OSHA injury and illness reportsOPERATING
Record 1023793 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110071845119 · first seen OCT 2024 · last seen OCT 2024

ALSO RECORDED ASWinchester Interconnect

IN SAN DIEGO COUNTY82 other plants share this one’s industry (Other Electrical Equipment and Component Manufacturing, NAICS 3359); 19 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: WINCHESTER INTERCONNECT CM CA INC · JUL 2026 · ON THIS PAGE; SAM.gov: WINCHESTER INTERCONNECT CM CA, INC. · AUG 2026 · ON THIS PAGE
Street address: EPA: 1810 DIAMOND ST · JUL 2026 · ON THIS PAGE; SAM.gov: 1810 DIAMOND ST · AUG 2026 · ON THIS PAGE
City: EPA: SAN MARCOS · JUL 2026 · ON THIS PAGE; SAM.gov: SAN MARCOS · AUG 2026 · ON THIS PAGE
State: EPA: CA · JUL 2026 · ON THIS PAGE; SAM.gov: CA · AUG 2026 · ON THIS PAGE
County (FIPS code): EPA: 06073 · SEP 2026
Coordinates: Census geocoder: 33.105144959444,-117.216840769913 · JUL 2026 · ON THIS PAGE; EPA: 33.105221,-117.21662 · JUL 2026 · ON THIS PAGE
Employees (band): OSHA: 20-99 · DEC 2025
Website: SAM.gov: https://www.winconn.com/ · AUG 2026
CAGE code: SAM.gov: 55944 · AUG 2026
SAM registration expires: SAM.gov: 2027-07-29 · AUG 2026

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