Marples Gears, INC.
1310 Mountain View Cir, Azusa, CA 91702
Operating signal within 12 months from two or more independent sources.
What they make
Speed Changer, Industrial High-Speed Drive, and Gear Manufacturing333612Marples Gears manufactures gears and serves aunless that exact term appears in the HOMEPAGE TEXT below. If it names none, say nothing at all about certifications. Do not guess from the industry: most companies hold none, and a wrong one is worse than silence because it is published as fact about a companyMars Rover Spirit & Opportunity. The company utilizes gear cutting and CNC machining, and serves the aerospace, medical, instrumentation and
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 September 11, 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 |
|---|---|---|---|---|
| Gale Banks Engineering | Azusa | Other Engine Equipment Manufacturing 333618 | ACTIVE | 3.4 KM |
| Banks Technologies | Azusa | Other Engine Equipment Manufacturing 333618 | ACTIVE | 3.5 KM |
| Composites Horizons, LLC | Covina | All Other Plastics Product Manufacturing 326199 | ACTIVE | 5.9 KM |
| Millifab INC. | Covina | Machine Shops 332710 | LIKELY ACTIVE | 6.0 KM |
| Linear Industries, LTD. | Monrovia | Ball and Roller Bearing Manufacturing 332991 | LIKELY ACTIVE | 6.0 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 |
|---|---|---|---|
| SAM GOV | OPERATING | MAR 2026 | SEP 2026 |
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| EPA FRS | EXISTENCE | SEP 2023 | SEP 2023 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| ADDRESS LINE1 | SAM GOV | — |
| CAGE CODE | SAM GOV | — |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | — |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | — |
| REGISTRATION EXPIRATION | SAM GOV | — |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | — |
| WEBSITE | SAM GOV | — |
| YEAR ESTABLISHED | SITE YEAR | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.