Neptec Os, INC.
454 Kato Ter, Fremont, CA 94539
Operating signal within 24 months, or from a single source.
What they make
Fiber Optic Cable Manufacturing335921Neptec manufactures fiber optic cables and assemblies, as well as passive optical components and field tools. They work with materials including armored furcation tubing, plastic split conduit, and various fiber types such as large core and polarization maintaining cable. The company produces couplers, splitters, and wavelength division multiplexing components, and offers products designated as Cable-IP68 and Cable-Military.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Tenergy CORP | Fremont | Battery Manufacturing 335910 | ACTIVE | 0.1 KM |
| Finisar Corporation | Fremont | Printed Circuit Assembly (Electronic Assembly) Manufacturing 334418 | ACTIVE | 0.3 KM |
| International Microsystems INC | Fremont | All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999 | ACTIVE | 0.4 KM |
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Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 8 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.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | SEP 2026 | SEP 2026 |
| SAM GOV | OPERATING | OCT 2025 | OCT 2025 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | SAM GOV | OCT 2025 |
| CAGE CODE | SAM GOV | OCT 2025 |
| CITY | SAM GOV | OCT 2025 |
| GEOM | CENSUS GEOCODER | SEP 2026 |
| NAME | SAM GOV | OCT 2025 |
| REGISTRATION EXPIRATION | SAM GOV | OCT 2025 |
| STATE | SAM GOV | OCT 2025 |
| WEBSITE | SAM GOV | OCT 2025 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

