Hayward Quartz Technology INC
4190 Technology Dr., Fremont, CA 94538
LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 2 SOURCES
Operating signal within 24 months, or from a single source.
What they make
Other Pressed and Blown Glass and Glassware Manufacturing327212Where it is
37.50879, -121.95401 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Transcend Technology INC | Fremont | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | UNVERIFIED | 0.0 KM |
| 4010 Business Center Drive | Fremont | Glass Product Manufacturing Made of Purchased Glass 327215 | LIKELY ACTIVE | 0.3 KM |
| Hoya Corporation USA | Fremont | Flat Glass Manufacturing 327211 | UNVERIFIED | 0.7 KM |
| Trulite Wsg LLC | Fremont | Glass Product Manufacturing Made of Purchased Glass 327215 | UNVERIFIED | 1.3 KM |
| Heraeus Amersil INC | Fremont | Glass Product Manufacturing Made of Purchased Glass 327215 | UNVERIFIED | 1.9 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 — 2 FEDERAL SOURCES, 7 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.
EPA cross-references this facility in CA-CERS, CA-ENVIROVIEW, RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | OCT 2015 | OCT 2015 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| RCRA GENERATOR STATUS | EPA ECHO | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.
