Proof Research INC.

10 Western Village Ln, Columbia Falls, MT 59912

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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Their homepage, crawled AUG 2026

What they make

Small Arms, Ordnance, and Ordnance Accessories Manufacturing332994

rifles
stocks
carbon fiber barrels
complete rifle systems
steel
patented process

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Products

Sold by PROOF RESEARCH INC. · 1

Guns, Through 30mm

Recorded against the company rather than this address. Federal award and drug records name the company, not the plant, so we cannot say which of its sites makes these.

Where these came from

1 from usaspending_psc · Federal registry

Supplied under federal award 70CMSW24P00000010 (2024-06-06), PSC . An award shows what the government bought from this company; it does not establish which of its sites made it.

CAREERS

Careers page — seen SEP 8, 2026

Where it is

48.34093, -114.24138 · CENSUS TIGER

COUNTY

Flathead County

METRO AREA

Kalispell, MT

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Open this address

Other plants nearby

Facility	City	Industry	Status	Distance
Baiar Industries INC	Columbia Falls	Machine Shops 332710	ACTIVE	4.3 KM
Acutech Limited Liability CO	Columbia Falls	Machine Shops 332710	ACTIVE	4.3 KM
Defiance Machine INC	Columbia Falls	Small Arms, Ordnance, and Ordnance Accessories Manufacturing 332994	LIKELY ACTIVE	4.5 KM
Mono Machines LLC	Whitefish	Office Supplies (except Paper) Manufacturing 339940	ACTIVE	5.6 KM
Sonju Industrial Coatings, INC.	Kalispell	Machine Shops 332710	ACTIVE	11.5 KM

Every listed plant in Flathead 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 NPDES, OSHA-OIS, RCRAINFO · EPA site type STATIONARY.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record MLM3UE3DGVE9 · first seen SEP 2025 · last seen AUG 2026
EPA Facility Registry ServiceEXISTENCE
Record 110058889065 · first seen MAY 2015 · last seen MAY 2015

IN FLATHEAD COUNTY14 other plants share this one’s industry (Other Fabricated Metal Product Manufacturing, NAICS 3329); 4 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: PROOF RESEARCH INC · JUL 2026 · ON THIS PAGE; SAM.gov: PROOF RESEARCH INC. · AUG 2026 · ON THIS PAGE
Street address: EPA: 10 WESTERN VILLAGE LN · JUL 2026 · ON THIS PAGE; SAM.gov: 10 WESTERN VILLAGE LN · AUG 2026 · ON THIS PAGE
City: EPA: COLUMBIA FALLS · JUL 2026 · ON THIS PAGE; SAM.gov: COLUMBIA FALLS · AUG 2026 · ON THIS PAGE
State: EPA: MT · JUL 2026 · ON THIS PAGE; SAM.gov: MT · AUG 2026 · ON THIS PAGE
County (FIPS code): EPA: 30029 · SEP 2026
Coordinates: EPA: 48.34093,-114.24138 · JUL 2026
Website: SAM.gov: http://www.proofresearch.com · AUG 2026
CAGE code: SAM.gov: 6E216 · AUG 2026
SAM registration expires: SAM.gov: 2027-08-11 · AUG 2026

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