True Mfg Company INC
301 Cannonball Lane, O Fallon, MO 63366
Operating signal within 24 months, or from a single source.
What they make
Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing333415Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Kuenz Heating & Sheet Metal CO. | Saint Charles | Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing 333412 | UNVERIFIED | 9.3 KM |
| Corrpak | Chesterfield | Sheet Metal Work Manufacturing 332322 | LIKELY ACTIVE | 15.1 KM |
| Porta-fab CORP | Chesterfield | Prefabricated Metal Building and Component Manufacturing 332311 | ACTIVE | 15.4 KM |
| Donaldson Company, INC. | Chesterfield | Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing 333413 | ACTIVE | 15.6 KM |
| Cambridge Engineering, INC. | Chesterfield | Heating Equipment (except Warm Air Furnaces) Manufacturing 333414 | ACTIVE | 15.5 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
3 sources hold this plant, and 7 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 AIR, AIRS/AFS, BR, EIS, ICIS, MO-DNR, NCDB, RCRAINFO, TRIS · EPA site type STATIONARY.
- EPA Toxics Release InventoryOPERATINGfirst seen DEC 2023 · last seen DEC 2024
- EPA ECHO compliance recordsOPERATINGfirst seen OCT 2024 · last seen OCT 2024
- EPA Facility Registry ServiceEXISTENCERecord 110001470159 · first seen JUN 2017 · last seen JUN 2017
IN ST. CHARLES COUNTY3 other plants share this one’s industry (Ventilation, Heating, Air-Conditioning, and Commercial Refrigeration Equipment Manufacturing, NAICS 3334); 1 of them has 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: TRUE MFG COMPANY INC · OCT 2026
- Street address
- EPA: 301 CANNONBALL LANE · OCT 2026
- City
- EPA: O FALLON · OCT 2026
- State
- EPA: MO · OCT 2026
- County (FIPS code)
- EPA: 29183 · OCT 2026
- Coordinates
- EPA: 38.806961,-90.662819 · OCT 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: LQG · OCT 2026