Hermetic Seal Corporation
4232 Temple City Blvd, Rosemead, CA 91770
LIKELY ACTIVE3 SOURCESLAST SIGNAL DEC 2025
Operating signal within 24 months, or from a single source.
Location
ADDRESS
4232 Temple City Blvd
Rosemead, CA 91770
Rosemead, CA 91770
COORDINATES
34.08452, -118.05701
COUNTY
METRO AREA
Also at this address
1 other record shares 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.
Industry
PRIMARY NAICS
ALSO CLASSIFIED
EMPLOYMENT
Not reported
WEBSITE
Sources
| SOURCE | EVIDENCE | FIRST SEEN | LAST SEEN |
|---|---|---|---|
| CLAIMED | OPERATING | JUL 2026 | JUL 2026 |
| SAM GOV | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | JUN 2017 | JUN 2017 |
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | DEC 2025 |
| CAGE CODE | SAM GOV | DEC 2025 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | DEC 2025 |
| REGISTRATION EXPIRATION | SAM GOV | DEC 2025 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | DEC 2025 |
| WEBSITE | SAM GOV | DEC 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.