Department of the Interior
Federal contract awards and spending data. Powered by USASpending.gov.
Current FY Contract Spending$4,023,689,088
Agency CodeDOI
Quarterly Contract Spending
24Q1
24Q2
24Q3
24Q4
25Q1
25Q2
25Q3
25Q4
26Q1
26Q2
26Q3
26Q4
Top Contractors
AMES FEDERAL CONTRACTING GROUP LLC$132.4M
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$131.7M
RECORD STEEL AND CONSTRUCTION, INC.$129.2M
NW CONSTRUCTION, INC$125.9M
G.S.E. CONSTRUCTION COMPANY, INC.$109.5M
KIEWIT INFRASTRUCTURE WEST CO.$103.8M
GUIDEHOUSE INC.$85.2M
FLATLAND ENERGY SERVICES LLC$75.5M
PERINI MANAGEMENT SERVICES, INC.$70.8M
OLSSON INDUSTRIAL ELECTRIC, INC$68.7M
Top Industry Categories (NAICS)
237110Water and Sewer Line and Related Structures Construction
$585.1M237990Other Heavy and Civil Engineering Construction
$383.7M541512Computer Systems Design Services
$327.3M541519Other Computer Related Services
$301.2M236220Commercial and Institutional Building Construction
$285.8M541611Administrative Management and General Management Consulting Services
$175.5M115310Support Activities for Forestry
$135.4M541511Custom Computer Programming Services
$119.6M541330Engineering Services
$107.3M541513Computer Facilities Management Services
$77.5MTrack Department of the Interior Contracts
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