Facility	City	Industry	Status	Distance
Itw Switches	Harwood Heights	All Other Miscellaneous General Purpose Machinery Manufacturing 333998	UNVERIFIED	0.7 KM
Woodward Controls INC	Niles	Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding 331491	UNVERIFIED	6.3 KM
Inglot Electronics CORP	Chicago	Power, Distribution, and Specialty Transformer Manufacturing 335311	LIKELY ACTIVE	5.1 KM
Littelfuse, INC.	Rosemont	All Other Miscellaneous Electrical Equipment and Component Manufacturing 335999	LIKELY ACTIVE	5.4 KM
Forest Electric CO	Melrose Park	Commercial Screen Printing 323113	UNVERIFIED	6.8 KM

Every listed plant in Cook County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 9 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in ACES, AIR, AIRS/AFS, EIS, RCRAINFO · EPA site type STATIONARY.

DOL Form 5500 retirement plan filingsOPERATING
Record 362131400|IL|60706|7051 w wilson ave · first seen DEC 2024 · last seen DEC 2024
EPA Facility Registry ServiceEXISTENCE
Record 110005813361 · first seen JUN 2017 · last seen JUN 2017
EPA ECHO compliance recordsOPERATING
first seen SEP 2004 · last seen SEP 2004

IN COOK COUNTY33 other plants share this one’s industry (Electrical Equipment Manufacturing, NAICS 3353); 11 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name: EPA: TRANSFORMER MFG INC · OCT 2026
Street address: EPA: 7051 WEST WILSON AVENUE · OCT 2026
City: EPA: NORRIDGE · OCT 2026
State: EPA: IL · OCT 2026
County (FIPS code): EPA: 17031 · OCT 2026
Coordinates: EPA: 41.96468,-87.803231 · OCT 2026
Employees (band): DOL: 1-19 · DEC 2024
Retirement plan filing (Form 5500): DOL: 3 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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