Proponent, INC.

What they make

Products

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Aerospace Engineering, LLC	Brea	Machine Shops 332710	● ACTIVE	0.7 KM
PMPhillip's Machine and Welding Company, INC.	Brea	Electronic Computer Manufacturing 334111	● ACTIVE	2.1 KM
BIBristol Industries, LLC	Brea	Bolt, Nut, Screw, Rivet, and Washer Manufacturing 332722	◐ LIKELY ACTIVE	3.0 KM
Kirkhill, INC.	Brea	Synthetic Rubber Manufacturing 325212	● ACTIVE	3.8 KM
Ram Aerospace, INC	Brea	Machine Shops 332710	● ACTIVE	4.4 KM

Every listed plant in Orange County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 8 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

• SAM.gov entity registrationOPERATING
  Record FZB5J3HJLEH8 · first seen MAY 2026 · last seen JUL 2026

IN ORANGE COUNTY209 other plants share this one’s industry (Aerospace Product and Parts Manufacturing, NAICS 3364); 57 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name

SAM.gov: PROPONENT, INC. · JUL 2026

Street address

SAM.gov: 3120 ENTERPRISE ST · JUL 2026

City

SAM.gov: BREA · JUL 2026

State

SAM.gov: CA · JUL 2026

Coordinates

Census geocoder: 33.916500768788,-117.854906107319 · JUL 2026

Website

SAM.gov: http://www.proponent.com · JUL 2026

CAGE code

SAM.gov: 59789 · JUL 2026

SAM registration expires

SAM.gov: 2027-07-01 · JUL 2026