Facility	City	Industry	Status	Distance
MGC Industrial Inc.	El Monte	Semiconductor and Related Device Manufacturing 334413	LIKELY ACTIVE	0.1 KM
Signet Scientific CO	El Monte	Other Electronic Component Manufacturing 334419	UNVERIFIED	0.7 KM
Pearson Engineering CORP.	South El Monte	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	ACTIVE	1.5 KM
Fabricast, INC	South El Monte	All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999	ACTIVE	1.5 KM
Roselm Industries, INC.	South El Monte	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	REPORTED CLOSED	1.5 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

1 source holds this plant, and 7 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 RCRAINFO · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110071455779 · first seen SEP 2023 · last seen SEP 2023

IN LOS ANGELES COUNTY345 other plants share this one’s industry (Semiconductor and Other Electronic Component Manufacturing, NAICS 3344); 78 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: ATI INDUSTRIAL AUTOMATION INC · NOV 2026
Street address: EPA: 9530 TELSTAR AVE · NOV 2026
City: EPA: EL MONTE · NOV 2026
State: EPA: CA · NOV 2026
County (FIPS code): EPA: 06037 · NOV 2026
Coordinates: EPA: 34.068903,-118.061359 · NOV 2026
Hazardous waste generator (RCRA): EPA ECHO: none · NOV 2026

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