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 precision gears and machined parts for the aerospace, medical, instrumentation, and industrial sectors. The company performs gear cutting and CNC machining using equipment and software for engineering and inspection services. Marples Gears holds AS9100 and ITAR certifications.
SUMMARIZED FROM THE COMPANY’S OWN WEBSITE
CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE
- AS9100
- 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 |
|---|---|---|---|---|
| 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 |
|---|---|---|---|
| COMPANY SITE | OPERATING | JUL 2026 | AUG 2026 |
| SAM GOV | OPERATING | MAR 2026 | MAR 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 | MAR 2026 |
| CAGE CODE | SAM GOV | MAR 2026 |
| CITY | EPA FRS | JUL 2026 |
| CITY | SAM GOV | MAR 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| NAME | SAM GOV | MAR 2026 |
| REGISTRATION EXPIRATION | SAM GOV | MAR 2026 |
| STATE | EPA FRS | JUL 2026 |
| STATE | SAM GOV | MAR 2026 |
| WEBSITE | SAM GOV | MAR 2026 |
| YEAR ESTABLISHED | SITE YEAR | AUG 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.