Top NAICS Codes in Montana FY2023

Industries ranked by place-of-performance federal contract obligations in Montana during fiscal year 2023.

Quick answer

NAICS 237990, OTHER HEAVY AND CIVIL ENGINEERING CONSTRUCTION, leads Montana in FY2023 with $45,009,758 in ingested obligations.

Market Snapshot

Ranked contractors11
Top obligations$45,009,758
RankNAICSNAICS industryObligationsAwards
1237990OTHER HEAVY AND CIVIL ENGINEERING CONSTRUCTION$45,009,7581
2238990ALL OTHER SPECIALTY TRADE CONTRACTORS$1,653,9001
3541620ENVIRONMENTAL CONSULTING SERVICES$725,2171
4541330ENGINEERING SERVICES$671,3901
5541360GEOPHYSICAL SURVEYING AND MAPPING SERVICES$381,5171
6561210FACILITIES SUPPORT SERVICES$306,4721
7332992SMALL ARMS AMMUNITION MANUFACTURING$249,6041
8562991SEPTIC TANK AND RELATED SERVICES$193,7181
9561720JANITORIAL SERVICES$76,7821
10541380TESTING LABORATORIES AND SERVICES$67,0231
11562111SOLID WASTE COLLECTION$33,8381

Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.