Refractory Service Corp.
4902 Calumet Ave., Hammond, IN 46327
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 1 SOURCE
Operating signal within 24 months, or from a single source.
What they make
Clay Building Material and Refractories Manufacturing327120Where it is
41.62459, -87.50889 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Rubicon Refractories Inc | Hammond | Clay Building Material and Refractories Manufacturing 327120 | UNVERIFIED | 0.8 KM |
| Resco Products INC | Hammond | Clay Building Material and Refractories Manufacturing 327120 | LIKELY ACTIVE | 4.1 KM |
| Refractory Service Corporation-East Chicago | East Chicago | Clay Building Material and Refractories Manufacturing 327120 | LIKELY ACTIVE | 6.3 KM |
| Hickman, Williams & CO of Kentucky | Chicago | All Other Petroleum and Coal Products Manufacturing 324199 | UNVERIFIED | 9.1 KM |
| Holland Manufacturing CORP | Dolton | Clay Building Material and Refractories Manufacturing 327120 | LIKELY ACTIVE | 9.2 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.