Facility	City	Industry	Status	Distance
Berg Engineering & Sales Co., INC.	Rolling Meadows	Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515	ACTIVE	0.2 KM
Northrop Grumman Systems CORP	Rolling Meadows	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	0.4 KM
Electro	Rolling Meadows	Semiconductor and Related Device Manufacturing 334413	UNVERIFIED	0.4 KM
Northrop Grumman Systems CORP	Rolling Meadows	Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing 334220	UNVERIFIED	0.8 KM
Northrop Grumman Systems Corporation	Rolling Meadows	Other Electronic Component Manufacturing 334419	REPORTED CLOSED	3.1 KM

Every listed plant in Cook County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 2 FEDERAL SOURCES, 8 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.

Source	Evidence	First seen	Last seen
DEAD SITE	EXISTENCE	AUG 2026	AUG 2026
SAM GOV	OPERATING	APR 2026	APR 2026

FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT

FIELD	SOURCE	SIGNAL
ADDRESS LINE1	SAM GOV	APR 2026
CAGE CODE	SAM GOV	APR 2026
CITY	SAM GOV	APR 2026
GEOM	CENSUS GEOCODER	JUL 2026
NAME	SAM GOV	APR 2026
REGISTRATION EXPIRATION	SAM GOV	APR 2026
STATE	SAM GOV	APR 2026
WEBSITE	SAM GOV	APR 2026

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

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