Ameren Missouri Dorsett Complex
12121 Dorsett Rd, Maryland Heights, MO 63043
LIKELY ACTIVELAST SEEN IN FEDERAL DATA — · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Machine Shops332710Where it is
38.72140, -90.44491 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Evans Production Engineering Co. | Saint Louis | Machine Shops 332710 | LIKELY ACTIVE | 2.0 KM |
| Hydromat, INC | Maryland Heights | All Other Miscellaneous Fabricated Metal Product Manufacturing 332999 | ACTIVE | 2.0 KM |
| Waterjet Tech, INC | Bridgeton | All Other Miscellaneous Manufacturing 339999 | ACTIVE | 3.9 KM |
| Quest Specialty Products INC | Bridgeton | Machine Shops 332710 | ACTIVE | 6.3 KM |
| Cf Techworx LLC | Saint Ann | Hardware Manufacturing 332510 | ACTIVE | 5.6 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 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.
EPA cross-references this facility in AIR, AIRS/AFS, MO-DNR, NCDB, NPDES, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA ECHO | OPERATING | NOV 2025 | NOV 2025 |
| EPA FRS | EXISTENCE | JUL 2016 | JUL 2016 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.