Facility	City	Industry	Status	Distance
IntelliEPI-Allen	Allen	Semiconductor and Related Device Manufacturing 334413	LIKELY ACTIVE	0.2 KM
North Texas Epitaxy	Allen	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	0.5 KM
Reaction Technology Epi	Allen	Semiconductor and Related Device Manufacturing 334413	LIKELY ACTIVE	0.5 KM
Photronics Texas Allen, INC.	Allen	Photographic Film, Paper, Plate, Chemical, and Copy Toner Manufacturing 325992	ACTIVE	1.7 KM
Advanced Optical Components	Allen	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	1.7 KM

Every listed plant in Collin County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

IntelliEPI-Allen

Allen, TX

LIKELY ACTIVE334413EMP 20-99

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 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 BR, NPDES, RCRAINFO · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA ECHO	OPERATING	DEC 2024	DEC 2024
EPA FRS	EXISTENCE	JUN 2020	JUN 2020

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	SEP 2026
STATE	EPA FRS	JUL 2026

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

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