Facility	City	Industry	Status	Distance
Cooper B-line INC	Troy	Fabricated Structural Metal Manufacturing 332312	UNVERIFIED	10.2 KM
Stripmasters of Illinois	Granite City	All Other Miscellaneous Fabricated Metal Product Manufacturing 332999	UNVERIFIED	14.8 KM
Olin CORP Oxford Operations	East Alton	Explosives Manufacturing 325920	LIKELY ACTIVE	17.9 KM
Mayco Mfg LLC	Granite City	Nonferrous Metal (except Aluminum) Smelting and Refining 331410	LIKELY ACTIVE	15.9 KM
Olin Winchester LLC	East Alton	Copper Rolling, Drawing, Extruding, and Alloying 331420	LIKELY ACTIVE	17.8 KM

Every listed plant in Madison County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 8 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.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record FKEPD4VDRKK8 · first seen MAY 2026 · last seen MAY 2026

IN MADISON COUNTY4 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 1 of them has 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: SAM.gov: THEIS DEFENSE LLC · MAY 2026
Street address: SAM.gov: 204 MERIDIAN OAKS DR · MAY 2026
City: SAM.gov: GLEN CARBON · MAY 2026
State: SAM.gov: IL · MAY 2026
Coordinates: Census geocoder: 38.759236528166,-89.991739585055 · JUL 2026
Website: SAM.gov: https://theisdefense.com/ · MAY 2026
CAGE code: SAM.gov: 138F5 · MAY 2026
SAM registration expires: SAM.gov: 2027-05-12 · MAY 2026

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