Sierra Precision Optics INC
12830 Earhart Ave, Auburn, CA 95602
Operating signal within 12 months from two or more independent sources.
What they make
Other Pressed and Blown Glass and Glassware Manufacturing327212Sierra Precision Optics manufactures optics products and serves the aerospace, defense, imaging, industrial, medical lifescience, semiconductor, and laser industries.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Jim Wong | Lincoln | Glass Product Manufacturing Made of Purchased Glass 327215 | LIKELY ACTIVE | 17.6 KM |
| International Wafer Service, INC | Colfax | Semiconductor and Related Device Manufacturing 334413 | ACTIVE | 20.0 KM |
| Farlows Scientific Glassblowing INC | Grass Valley | Glass Product Manufacturing Made of Purchased Glass 327215 | UNVERIFIED | 30.7 KM |
| Demtech Services INC | Diamond Springs | Other Pressed and Blown Glass and Glassware Manufacturing 327212 | UNVERIFIED | 35.9 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 9 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 RCRAINFO · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | JAN 2019 | JAN 2019 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | DEC 2025 |
| CAGE CODE | SAM GOV | DEC 2025 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | DEC 2025 |
| REGISTRATION EXPIRATION | SAM GOV | DEC 2025 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | DEC 2025 |
| WEBSITE | SAM GOV | DEC 2025 |
| YEAR ESTABLISHED | SITE YEAR | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.