Energy Steel CORP Dba O'brien Iron Works
2043 Arnold Industrial Way, Concord, CA 94520
UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 1 SOURCE
Present in a source dataset, with no recent operating signal.
What they make
Machine Shops332710Where it is
38.00548, -122.03848 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Benchmark | Concord | Machine Shops 332710 | LIKELY ACTIVE | 0.7 KM |
| Benchmark Electronics INC Dba Precision Technologies | Concord | Precision Turned Product Manufacturing 332721 | LIKELY ACTIVE | 0.8 KM |
| Benchmark Electronics, INC. | Concord | Powder Metallurgy Part Manufacturing 332117 | LIKELY ACTIVE | 0.8 KM |
| Molenda Machining | Concord | Machine Shops 332710 | UNVERIFIED | 1.7 KM |
| Main Machine INC | Concord | Machine Shops 332710 | UNVERIFIED | 3.5 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 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.
EPA cross-references this facility in CA-CERS, CA-ENVIROVIEW · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA FRS | EXISTENCE | OCT 2015 | DEC 2018 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.