Facility	City	Industry	Status	Distance
Engineering Design Industries, INC.	S El Monte	Machine Shops 332710	ACTIVE	0.1 KM
Mikes Micro Parts INC	South El Monte	Cutlery and Handtool Manufacturing 332214	LIKELY ACTIVE	0.2 KM
Cal-disc Grinding CO	South El Monte	Machine Shops 332710	LIKELY ACTIVE	0.4 KM
S&h Melkes	South El Monte	Machine Shops 332710	LIKELY ACTIVE	0.5 KM
Amro Fabricating CORP	South El Monte	Custom Roll Forming 332114	ACTIVE	0.7 KM

Every listed plant in Los Angeles County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 10 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.

EPA cross-references this facility in CA-CERS, CA-ENVIROVIEW, HWTS-DATAMART, RCRAINFO · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record UBLYC66GLX37 · first seen APR 2026 · last seen APR 2026
EPA Facility Registry ServiceEXISTENCE
Record 110002777558 · first seen OCT 2015 · last seen OCT 2015

IN LOS ANGELES COUNTY478 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 149 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: EPA: HOEFNER CORPORATION · JUL 2026 · ON THIS PAGE; SAM.gov: HOEFNER CORPORATION · APR 2026 · ON THIS PAGE
Street addressSOURCES DISAGREE: EPA: 9722 E RUSH · JUL 2026; SAM.gov: 9722 RUSH ST · APR 2026 · ON THIS PAGE
City: EPA: SOUTH EL MONTE · JUL 2026 · ON THIS PAGE; SAM.gov: SOUTH EL MONTE · APR 2026 · ON THIS PAGE
State: EPA: CA · JUL 2026 · ON THIS PAGE; SAM.gov: CA · APR 2026 · ON THIS PAGE
County (FIPS code): EPA: 06037 · SEP 2026
Coordinates: EPA: 34.05183,-118.057304 · JUL 2026
Website: SAM.gov: http://www.hoefnercorp.com · APR 2026
Year established: Company website: 1946 · AUG 2026
CAGE code: SAM.gov: 19041 · APR 2026
SAM registration expires: SAM.gov: 2027-03-30 · APR 2026

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