Facility	City	Industry	Status	Distance
Adtech Optics, INC	Industry	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	0.3 KM
Adtech Photonics, INC.	City of Industry	Semiconductor and Related Device Manufacturing 334413	ACTIVE	0.3 KM
Nelson Name Plate Company	City of Industry	Commercial Screen Printing 323113	ACTIVE	2.0 KM
Lasermate Group, INC.	Walnut	Semiconductor and Related Device Manufacturing 334413	LIKELY ACTIVE	3.4 KM
Unicom Electric INC	Walnut	Other Electronic Component Manufacturing 334419	ACTIVE	5.0 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

2 sources hold 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 CA-ENVIROVIEW, NPDES, RCRAINFO · EPA site type STATIONARY.

EPA Facility Registry ServiceEXISTENCE
Record 110065581365 · first seen MAY 2019 · last seen MAY 2019
EPA ECHO compliance recordsOPERATING
first seen FEB 2018 · last seen FEB 2018

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: D-TECH OPTOELECTRONICS · OCT 2026
Street address: EPA: 18062 ROWLAND ST · OCT 2026
City: EPA: ROWLAND HEIGHTS · OCT 2026
State: EPA: CA · OCT 2026
County (FIPS code): EPA: 06037 · OCT 2026
Coordinates: EPA: 34.000884,-117.909629 · OCT 2026
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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