Facility	City	Industry	Status	Distance
Hornet Acquisitionco, LLC	Anaheim	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	ACTIVE	0.0 KM
Advanced Thermal Sciences	Anaheim	Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing 333415	LIKELY ACTIVE	0.0 KM
Hornet Acquisitionco LLC Dba Onboard Systems	Anaheim	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	UNVERIFIED	0.1 KM
Hornet Acquisitionco, LLC	Anaheim	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	ACTIVE	0.4 KM
Hornet Acquisitionco LLC Dba Onboard Systems	Anaheim	Other Aircraft Parts and Auxiliary Equipment Manufacturing 336413	UNVERIFIED	0.4 KM

Every listed plant in Orange County

Also at this address

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

Hornet Acquisitionco, LLC

Anaheim, CA

ACTIVE336413

Advanced Thermal Sciences

Anaheim, CA

LIKELY ACTIVE333415EMP 20-99

Hornet Acquisitionco LLC Dba Onboard Systems

Anaheim, CA

UNVERIFIED336413

WHERE THIS RECORD COMES FROM — 1 FEDERAL SOURCE, 5 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 CARB-TCH · EPA site type STATIONARY.

Source	Evidence	First seen	Last seen
EPA FRS	EXISTENCE	AUG 2024	AUG 2024

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	EPA FRS	JUL 2026
CITY	EPA FRS	JUL 2026
GEOM	CENSUS GEOCODER	JUL 2026
NAME	EPA FRS	JUL 2026
STATE	EPA FRS	JUL 2026

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

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