Department of the Interior

Department of the Interior accounts for $4,480,142,612 in federal contract obligations across 1,035 ingested contract award records.

Quick answer

Department of the Interior has $4,480,142,612 in ingested federal contract obligations across 1,035 award records in this agency profile.

Agency Snapshot

Total obligations$4,480,142,612
Award records1,035
Entity code014
Data updatedMay 7, 2026
Top relationshipGUIDEHOUSE INC.
Top category541512 - COMPUTER SYSTEMS DESIGN SERVICES

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

Market Analysis

Department of the Interior has $4,480,142,612 across 1,035 ingested award records, with the analysis below generated only from visible tables on this page.

Trend Direction

Department of the Interior decreased from FY2025 to FY2026, moving from $244,344,684 to $130,907,147 in the ingested records.

  • Latest: $130,907,147
  • Previous: $244,344,684

Concentration

GUIDEHOUSE INC. accounts for 9.0% of Department of the Interior's visible obligations in this slice, which is the first concentration signal to review before treating the market as broad or fragmented.

  • Top relationship: GUIDEHOUSE INC.
  • Top value: $402,840,394

Buyer And Category Mix

541512 - COMPUTER SYSTEMS DESIGN SERVICES is the largest visible secondary category at $899,038,321. Use this alongside the relationship table to separate one-off award activity from repeat market exposure.

  • Largest secondary category: 541512 - COMPUTER SYSTEMS DESIGN SERVICES
  • Category value: $899,038,321

Recent Award Signal

The latest displayed award is 140D0423F0882 from FY2023 with $402,840,394 in obligations. Recent rows help identify whether the profile is still active in current procurement data.

  • Award date: Not listed
Source caveats
  • USAspending records can be revised after initial publication.
  • Negative obligations and deobligations may affect totals in narrow slices.

Spending by Fiscal Year

FY202675 awards$130,907,147
FY2025264 awards$244,344,684
FY2024137 awards$195,413,471
FY2023168 awards$1,037,332,276
FY202262 awards$137,802,670
FY2021329 awards$2,734,342,364

Top Contractors

GUIDEHOUSE INC.1 awards$402,840,394
CDM CONSTRUCTORS INC1 awards$357,815,218
BOOZ ALLEN HAMILTON INC11 awards$301,165,928
LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.1 awards$230,177,154
PLANET TECHNOLOGIES, INC.1 awards$200,796,291
ICF INCORPORATED, L.L.C.13 awards$140,562,875
NW CONSTRUCTION, INC2 awards$138,390,488
CENTERPOINT LLC1 awards$126,561,579
SMARTRONIX, LLC1 awards$111,052,172
KREW HEAVY CIVIL LLC1 awards$108,991,096

Top NAICS Codes

541512 - COMPUTER SYSTEMS DESIGN SERVICES21 awards$899,038,321
541519 - OTHER COMPUTER RELATED SERVICES42 awards$641,562,164
237110 - WATER AND SEWER LINE AND RELATED STRUCTURES CONSTRUCTION9 awards$499,823,724
237990 - OTHER HEAVY AND CIVIL ENGINEERING CONSTRUCTION12 awards$498,409,735
541611 - ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES34 awards$353,896,312
236220 - COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION31 awards$343,357,915
517110 - WIRED TELECOMMUNICATIONS CARRIERS5 awards$289,658,162
541511 - CUSTOM COMPUTER PROGRAMMING SERVICES18 awards$181,104,585
541690 - OTHER SCIENTIFIC AND TECHNICAL CONSULTING SERVICES25 awards$91,653,428
541330 - ENGINEERING SERVICES27 awards$84,334,925

Recent Awards

AwardRecipientFiscal yearObligationsDate
140D0423F0882GUIDEHOUSE INC.2023$402,840,394Not available
INR17PC00023CDM CONSTRUCTORS INC2021$357,815,218Not available
IND15PD01062BOOZ ALLEN HAMILTON INC2021$244,961,186Not available
140D0419F0326LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.2021$230,177,154Not available
140D0419F0183PLANET TECHNOLOGIES, INC.2021$200,796,291Not available
140D0420F0335CENTERPOINT LLC2021$126,561,579Not available
140D0418F0366SMARTRONIX, LLC2021$111,052,172Not available
140R6018C0015KREW HEAVY CIVIL LLC2021$108,991,096Not available
140D0420F0343MAXIMUS FEDERAL CONSULTING, LLC2021$106,321,581Not available
140R2025C0006NW CONSTRUCTION, INC2025$93,380,730Not available
Citation facts

Department of the Interior has $4,480,142,612 in ingested federal contract obligations across 1,035 award records in this agency profile.

Source
USAspending.gov procurement award records
Data updated
May 7, 2026
Canonical URL
https://www.govspending.us/agency/department-of-the-interior

Federal Contract Questions

How much federal contract spending is associated with Department of the Interior?

Department of the Interior has $4,480,142,612 in ingested contract obligations across 1,035 award records.

Which relationships matter most for Department of the Interior?

GUIDEHOUSE INC. is the largest listed relationship in this profile at $402,840,394.

Which industries or buyers are most visible?

541512 - COMPUTER SYSTEMS DESIGN SERVICES is the largest listed secondary category at $899,038,321.

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

Methodology