Facility	City	Industry	Status	Distance
Mcdonnell-douglas	Monrovia	Other Electronic Component Manufacturing 334419	UNVERIFIED	1.1 KM
Vinyl Technology, LLC	Monrovia	Cut and Sew Apparel Contractors 315210	ACTIVE	1.0 KM
Silc Technologies INC	Los Angeles	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	1.1 KM
Photonics Foundries INC	Monrovia	Semiconductor and Related Device Manufacturing 334413	ACTIVE	1.1 KM
Mcdonnell Douglas Aerospace	Monrovia	Other Electronic Component Manufacturing 334419	UNVERIFIED	1.3 KM

Every listed plant in Los Angeles County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Coherent Advanced Solutions INC

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 6 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
EPA FRS	EXISTENCE	MAR 2023	MAR 2023

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	EPA FRS	JUL 2026
NAME	EPA FRS	JUL 2026
RCRA GENERATOR STATUS	EPA ECHO	AUG 2026
STATE	EPA FRS	JUL 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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