Hermetic Seal Corporation

4232 Temple City Blvd, Rosemead, CA 91770

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

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

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Their homepage, crawled JUL 2026

What they make

Electroplating, Plating, Polishing, Anodizing, and Coloring332813

Products

Sold by HERMETIC SEAL CORPORATION · 2

Connectors, Electrical · Hardware, Commercial

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

2 from usaspending_psc · Federal registry

Supplied under federal award N6660425P0423 (2025-09-05), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

CAREERS

Careers page — seen SEP 8, 2026

Where it is

34.08452, -118.05701 · CENSUS TIGER

COUNTY

Los Angeles County

METRO AREA

Los Angeles-Long Beach-Anaheim, CA

ON GOOGLE MAPS

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STREET VIEW

Open street-level view — OCT 2025

Other plants nearby

Facility	City	Industry	Status	Distance
Crown City Plating CO	El Monte	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	UNVERIFIED	0.2 KM
Miller Dial Corporation	El Monte	Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812	UNVERIFIED	0.3 KM
Navcom Defense Electronics INC	El Monte	Forging and Stamping 332116	UNVERIFIED	1.2 KM
Supreme Steel Treating	South El Monte	Metal Heat Treating 332811	LIKELY ACTIVE	3.1 KM
Santoshi Corporation dba Alum A Coat	South El Monte	Electroplating, Plating, Polishing, Anodizing, and Coloring 332813	LIKELY ACTIVE	3.1 KM

Every listed plant in Los Angeles County

Also at this address

No other federal record shares this street address.

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 BR, CA-CERS, CA-ENVIROVIEW, EIS, HWTS-DATAMART, ICIS, NCDB, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
OSHA injury and illness reportsOPERATING
Record 1116853 · first seen DEC 2025 · last seen DEC 2025
SAM.gov entity registrationOPERATING
Record MSPRB8SXX5L4 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110000478359 · first seen JUN 2017 · last seen JUN 2017

ALSO RECORDED ASCA84 INTERCONNECTS - HERMETIC SEAL; HERMETIC SEAL CORP

IN LOS ANGELES COUNTY562 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 95 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.

NameSOURCES DISAGREE: EPA: HERMETIC SEAL CORP · JUL 2026; SAM.gov: HERMETIC SEAL CORPORATION · DEC 2025 · ON THIS PAGE
Street address: EPA: 4232 TEMPLE CITY BLVD · JUL 2026 · ON THIS PAGE; SAM.gov: 4232 TEMPLE CITY BLVD · DEC 2025 · ON THIS PAGE
City: EPA: ROSEMEAD · JUL 2026 · ON THIS PAGE; SAM.gov: ROSEMEAD · DEC 2025 · ON THIS PAGE
State: EPA: CA · JUL 2026 · ON THIS PAGE; SAM.gov: CA · DEC 2025 · ON THIS PAGE
County (FIPS code): EPA: 06037 · SEP 2026
Coordinates: Census geocoder: 34.084560960446,-118.056909591358 · JUL 2026 · ON THIS PAGE; EPA: 34.08452,-118.05701 · JUL 2026 · ON THIS PAGE
Employees (band): OSHA: 100-499 · DEC 2025
Website: SAM.gov: www.ametek.com · DEC 2025
CAGE code: SAM.gov: 04820 · DEC 2025
SAM registration expires: SAM.gov: 2026-12-18 · DEC 2025

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