Hamrock INC
12521 Los Nietos Rd, Santa Fe Springs, CA 90670
Present in a source dataset, with no recent operating signal.
- Layoff notice effective OCT 9, 2020 · 80 employees · filed OCT 16, 2020 · Layoff Permanent — recorded; a layoff does not change the status
Notices filed with the state under the federal WARN Act, as the state publishes them, collected by the WARN Act notices feed (CC BY 4.0). A notice records what the employer told the state; it is not by itself proof that the plant closed.
What they make
Steel Wire Drawing331222Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Green's Metal Cut-off CORP | Santa Fe Springs | Iron and Steel Pipe and Tube Manufacturing from Purchased Steel 331210 | ACTIVE | 1.6 KM |
| Cji Process Systems, INC. | Santa Fe Springs | Fabricated Structural Metal Manufacturing 332312 | ACTIVE | 1.9 KM |
| Gerdau Reinforcing Steel | Santa Fe Springs | Rolled Steel Shape Manufacturing 331221 | UNVERIFIED | 2.1 KM |
| Tns Industries, INC. | Santa Fe Springs | Motor Vehicle Electrical and Electronic Equipment Manufacturing 336320 | ACTIVE | 3.3 KM |
| Brown-pacific, INC. | Santa Fe Springs | Steel Wire Drawing 331222 | ACTIVE | 5.4 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 sources hold this plant, and 6 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 CARB-TCH, EIS · EPA site type STATIONARY.
- EPA Facility Registry ServiceEXISTENCERecord 110071778606 · first seen AUG 2024 · last seen AUG 2024
- State WARN plant-closing and layoff noticesEXISTENCEfirst seen OCT 2020 · last seen OCT 2020
IN LOS ANGELES COUNTY61 other plants share this one’s industry (Steel Product Manufacturing from Purchased Steel, NAICS 3312); 15 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: HAMROCK INC · OCT 2026
- Street address
- EPA: 12521 LOS NIETOS RD · OCT 2026
- City
- EPA: SANTA FE SPRINGS · OCT 2026
- State
- EPA: CA · OCT 2026
- County (FIPS code)
- EPA: 06037 · OCT 2026
- Coordinates
- EPA: 33.950495,-118.061248 · OCT 2026