Sierra Alloys Company, INC
5467 Ayon Ave, Irwindale, CA 91706
UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 1 SOURCE
Present in a source dataset, with no recent operating signal.
What they make
Rolled Steel Shape Manufacturing331221Where it is
34.11219, -117.92863 · CENSUS TIGER
COUNTY
ON GOOGLE MAPS
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Sierra Alloys Company | Irwindale | Rolled Steel Shape Manufacturing 331221 | ACTIVE | 0.0 KM |
| MPG US Irwindale | Irwindale | Steel Wire Drawing 331222 | LIKELY ACTIVE | 0.5 KM |
| Sierra Alloys Company | Azusa | Rolled Steel Shape Manufacturing 331221 | UNVERIFIED | 0.6 KM |
| Davis Wire CORP | Irwindale | Steel Wire Drawing 331222 | UNVERIFIED | 0.7 KM |
| Davis Wire CORP | Irwindale | Steel Wire Drawing 331222 | LIKELY ACTIVE | 1.9 KM |
Also at this address
4 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.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 6 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | JUN 2017 | JUN 2017 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | SEP 2026 |
| CITY | EPA FRS | SEP 2026 |
| COUNTY FIPS | EPA FRS | SEP 2026 |
| GEOM | EPA FRS | SEP 2026 |
| NAME | EPA FRS | SEP 2026 |
| STATE | EPA FRS | SEP 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.