Dart Container Mason Cup Mfg.
432 Hogsback Rd, Mason, MI 48854
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 1 SOURCE
Operating signal within 24 months, or from a single source.
What they make
Polystyrene Foam Product Manufacturing326140Where it is
42.59589, -84.46758 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Dart Container Corporation of Michigan | Mason | Polystyrene Foam Product Manufacturing 326140 | UNVERIFIED | 0.1 KM |
| Dart Container of Michigan LLC | Mason | Polystyrene Foam Product Manufacturing 326140 | LIKELY ACTIVE | 0.1 KM |
| Mantissa Industries INC | Holt | Machine Shops 332710 | LIKELY ACTIVE | 7.1 KM |
| Molded Plastic Industries, INC. | Holt | Laminated Plastics Plate, Sheet (except Packaging), and Shape Manufacturing 326130 | ACTIVE | 7.2 KM |
| Zepolla Innovations, L.L.C. | Lansing | All Other Plastics Product Manufacturing 326199 | UNVERIFIED | 12.8 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
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.