Knox Machine CO
936 Eastern Rd, Warren, ME 04864
Operating signal within 12 months from two or more independent sources.
What they make
Machine Shops332710Knox Machine Company manufactures precision machined parts, mechanical sub-assemblies, and pre-packaged component kits. It provides The company provides close tolerance machining and serves the defense, aircraft/aerospace, power generation, communications, oil & gas, if ISO 9001 CERTIFIED and ITAR REGISTERED, Knox Machine Company has been operating since 1977. It supplies industries including defense, aircraft/ only explicitly naming oil
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- AS9100
- ISO 9001
- ITAR registered
Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.
Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| A & B Welding, LLC | Union | Machine Shops 332710 | UNVERIFIED | 8.5 KM |
| Toby W Kenniston | Rockland | Machine Shops 332710 | LIKELY ACTIVE | 11.3 KM |
| Masters Machine Company | Bristol | Machine Shops 332710 | ACTIVE | 30.1 KM |
| Round Pond | Bristol | Precision Turned Product Manufacturing 332721 | LIKELY ACTIVE | 30.1 KM |
| Masters Machine Company | Round Pond | Reconstituted Wood Product Manufacturing 321219 | LIKELY ACTIVE | 30.1 KM |
Also at this address
No other federal record shares this street address.
WHERE THIS RECORD COMES FROM — 4 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 BR, OSHA-OIS, RCRAINFO, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | AUG 2025 | AUG 2026 |
| OSHA ITA | OPERATING | DEC 2025 | DEC 2025 |
| EPA FRS | EXISTENCE | DEC 2015 | DEC 2015 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | AUG 2026 |
| CAGE CODE | SAM GOV | AUG 2026 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | AUG 2026 |
| EMPLOYEE BAND | OSHA ITA | DEC 2025 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | AUG 2026 |
| REGISTRATION EXPIRATION | SAM GOV | AUG 2026 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | AUG 2026 |
| WEBSITE | COMPANY SITE | JUL 2026 |
| WEBSITE | SAM GOV | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.