Vishay Spectrol
4051 Greystone Dr, Ontario, CA 91761
Operating signal within 24 months, or from a single source.
What they make
Computer and Electronic Product Manufacturing334000Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Lockheed Martin Electro Optical | Pomona | Computer and Electronic Product Manufacturing 334000 | UNVERIFIED | 17.8 KM |
| Vm Services INC | Anaheim | Computer and Electronic Product Manufacturing 334000 | REPORTED CLOSED | 38.3 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
Where this record comes from
3 sources hold this plant, and 8 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 HWTS-DATAMART, NPDES, RCRAINFO, TRIS · EPA site type STATIONARY.
- OSHA injury and illness reportsOPERATINGRecord 1430521 · first seen DEC 2025 · last seen DEC 2025
- EPA ECHO compliance recordsOPERATINGfirst seen JAN 2022 · last seen JAN 2022
- EPA Facility Registry ServiceEXISTENCERecord 110019006225 · first seen JUN 2017 · last seen JUN 2017
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: VISHAY SPECTROL · OCT 2026
- Street address
- EPA: 4051 GREYSTONE DR · OCT 2026
- City
- EPA: ONTARIO · OCT 2026
- State
- EPA: CA · OCT 2026
- County (FIPS code)
- EPA: 06071 · OCT 2026
- Coordinates
- EPA: 34.02773,-117.56511 · OCT 2026
- Employees (band)
- OSHA: 20-99 · DEC 2025
- Hazardous waste generator (RCRA)
- EPA ECHO: VSQG · OCT 2026