Semco
5301 Old Baumgartner Rd, Saint Louis, MO 63129
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 1 SOURCE
Operating signal within 24 months, or from a single source.
What they make
All Other Plastics Product Manufacturing326199Where it is
38.46392, -90.35154 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Semco Plastic Company | Saint Louis | All Other Plastics Product Manufacturing 326199 | UNVERIFIED | 0.3 KM |
| Brennan Innovators LLC | Saint Louis | All Other Plastics Product Manufacturing 326199 | ACTIVE | 2.5 KM |
| Sinclair & Rush, INC. | Arnold | Unlaminated Plastics Profile Shape Manufacturing 326121 | ACTIVE | 2.8 KM |
| Swan Industries, INC | Saint Louis | All Other Plastics Product Manufacturing 326199 | LIKELY ACTIVE | 6.5 KM |
| Packaging Concepts INC. | Saint Louis | Paper Bag and Coated and Treated Paper Manufacturing 322222 | UNVERIFIED | 7.2 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 2 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 |
|---|---|---|---|
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | CENSUS GEOCODER | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.