Therm-o-disc INC.
851 E Porter Rd, Norton Shores, MI 49441
Present in a source dataset, with no recent operating signal.
What they make
Capacitor, Resistor, Coil, Transformer, and Other Inductor Manufacturing334416Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Patrick Industries, Inc. d/b/a Medallion Instrumentation Systems | Spring Lake | Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418 | LIKELY ACTIVE | 5.4 KM |
| Oleco, INC. | Spring Lake | Current-Carrying Wiring Device Manufacturing 335931 | ACTIVE | 5.8 KM |
| Sintel INC | Spring Lake | Plate Work Manufacturing 332313 | ACTIVE | 6.2 KM |
| Camcar Plastics LLC | Muskegon | All Other Plastics Product Manufacturing 326199 | ACTIVE | 7.6 KM |
| Macro Magnetics LLC | Grand Haven | Power, Distribution, and Specialty Transformer Manufacturing 335311 | ACTIVE | 11.8 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
2 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 NPDES, RCRAINFO · EPA site type STATIONARY.
- EPA ECHO compliance recordsOPERATINGfirst seen SEP 2022 · last seen SEP 2022
- EPA Facility Registry ServiceEXISTENCERecord 110011125683 · first seen AUG 2015 · last seen AUG 2015
IN MUSKEGON COUNTY1 other plant shares this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 0 of them have 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: THERM-O-DISC INC. · NOV 2026
- Street address
- EPA: 851 E PORTER RD · NOV 2026
- City
- EPA: NORTON SHORES · NOV 2026
- State
- EPA: MI · NOV 2026
- County (FIPS code)
- EPA: 26121 · NOV 2026
- Coordinates
- EPA: 43.1582,-86.22474 · NOV 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: VSQG · NOV 2026