Gretener Prototype Engineering
2917 Union Rd., Paso Robles, CA 93446
Present in a source dataset, with no recent operating signal.
What they make
Metal Heat Treating332811Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Hogue, INC. | Paso Robles | Metal Kitchen Cookware, Utensil, Cutlery, and Flatware (except Precious) Manufacturing 332215 | ACTIVE | 3.0 KM |
| Shop | Paso Robles | Metal Coating, Engraving (except Jewelry and Silverware), and Allied Services to Manufacturers 332812 | LIKELY ACTIVE | 3.0 KM |
| Joslyn Sunbank CO LLC | Paso Robles | Hardware Manufacturing 332510 | LIKELY ACTIVE | 3.4 KM |
Also at this address
No other federal record shares this street address.
Where this record comes from
1 source holds this plant, and 5 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 OSHA-OIS.
- EPA Facility Registry ServiceEXISTENCERecord 110070316724 · first seen SEP 2018 · last seen SEP 2018
IN SAN LUIS OBISPO COUNTY6 other plants share this one’s industry (Coating, Engraving, Heat Treating, and Allied Activities, NAICS 3328); 1 of them has 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: GRETENER PROTOTYPE ENGINEERING · OCT 2026
- Street address
- EPA: 2917 UNION RD. · OCT 2026
- City
- EPA: PASO ROBLES · OCT 2026
- State
- EPA: CA · OCT 2026
- Coordinates
- Census geocoder: 35.63981561411,-120.64320826014 · JUL 2026