Facility	City	Industry	Status	Distance
Ultra Electronics Ocean Systems	Braintree	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	UNVERIFIED	0.0 KM
Ultra - Campanelli Drive	Braintree	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	LIKELY ACTIVE	0.1 KM
Ultra Electronics Ocean Systems INC.	Braintree	Ornamental and Architectural Metal Work Manufacturing 332323	LIKELY ACTIVE	0.4 KM
Ultra - Bay State Drive	Braintree	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	LIKELY ACTIVE	0.4 KM
Hazeltine CORP	Braintree	Other Electronic Component Manufacturing 334419	LIKELY ACTIVE	0.4 KM

Every listed plant in Norfolk 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.

Ultra Electronics Ocean Systems

Braintree, MA

UNVERIFIED334511

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

Source	Evidence	First seen	Last seen
EPA TRI	OPERATING	DEC 2023	DEC 2023
EPA FRS	EXISTENCE	DEC 2021	DEC 2021

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
STATE	EPA FRS	JUL 2026

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

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