Facility	City	Industry	Status	Distance
Tricast/presfore CORP	Crystal Lake	Iron and Steel Mills and Ferroalloy Manufacturing 331110	UNVERIFIED	11.2 KM
Techalloy CO INC	Union	Iron and Steel Mills and Ferroalloy Manufacturing 331110	LIKELY ACTIVE	22.7 KM
Round Ground Metals, INC.	Hanover Park	Iron and Steel Mills and Ferroalloy Manufacturing 331110	ACTIVE	39.1 KM
Kor-pak Corporation	Lake Forest	Relay and Industrial Control Manufacturing 335314	ACTIVE	31.2 KM
Arlington Structural Steel	Arlington Heights	Iron and Steel Mills and Ferroalloy Manufacturing 331111	LIKELY ACTIVE	36.9 KM

Every listed plant in McHenry County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 7 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, OSHA-OIS · EPA site type STATIONARY.

OSHA injury and illness reportsOPERATING
Record 1427277 · first seen DEC 2025 · last seen DEC 2025
EPA Facility Registry ServiceEXISTENCE
Record 110018459210 · first seen DEC 2014 · last seen DEC 2014

ALSO RECORDED ASMS-ACTION MACHINING CORP

IN MCHENRY COUNTY4 other plants share this one’s industry (Iron and Steel Mills and Ferroalloy Manufacturing, NAICS 3311); 0 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: MS-ACTION MACHINING CORP · JUL 2026
Street address: EPA: 4061 DAYTON ST · JUL 2026
City: EPA: MCHENRY · JUL 2026
State: EPA: IL · JUL 2026
County (FIPS code): EPA: 17111 · SEP 2026
CoordinatesSOURCES DISAGREE: Census geocoder: 42.310309796036,-88.276199714447 · JUL 2026 · ON THIS PAGE; EPA: 42.31038,-88.27706 · JUL 2026
Employees (band): OSHA: 20-99 · DEC 2025

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