What does Department Of The Interior (doi) do?

Department Of The Interior (doi) is a government agency (014) involved in federal procurement and contracting. Visit the agency's overview tab for detailed information about its mission, structure, and procurement activities.

What contracts does Department Of The Interior (doi) award?

Department Of The Interior (doi) has awarded 24,750 contracts in the last 12 months, totaling $26,385,340,366 in obligations across 9,119 contractors. Top procurement categories include SUPPORT ACTIVITIES FOR FORESTRY, OTHER COMPUTER RELATED SERVICES, ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES. Browse all contracts .

How do I do business with Department Of The Interior (doi)?

To do business with Department Of The Interior (doi), start by registering in SAM.gov and obtaining a UEI number. Then search for contract opportunities from this agency on CLEATUS. Review the agency's procurement history, identify relevant NAICS codes, and prepare competitive proposals. The contractors tab shows companies that have won contracts from this agency.

What is Department Of The Interior (doi)'s annual contract spend?

Department Of The Interior (doi) has obligated $26,385,340,366 in contract awards over the last 12 months. This includes 24,750 contract actions to 9,119 unique contractors. The agency currently has 428 active contract opportunities.

What NAICS codes does Department Of The Interior (doi) use?

Department Of The Interior (doi) primarily uses the following NAICS codes: 115310 (SUPPORT ACTIVITIES FOR FORESTRY), 541519 (OTHER COMPUTER RELATED SERVICES), 541990 (ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES), 236220 (COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION), 481211 (NONSCHEDULED CHARTERED PASSENGER AIR TRANSPORTATION). These represent the most common industry classifications for contracts awarded by this agency in the last 12 months.

Who are the top contractors for Department Of The Interior (doi)?

View the full list of contractors who have won awards from Department Of The Interior (doi) in the contractors tab . You can filter by contract value, NAICS code, and set-aside type to find relevant competitors and potential teaming partners.

What set-aside programs does Department Of The Interior (doi) use?

Department Of The Interior (doi) uses 9 different set-aside programs, including Total Small Business Set-Aside (FAR 19.5), Indian Small Business Economic Enterprise (ISBEE) Set-Aside, 8(a) Sole Source (FAR 19.8), and Indian Economic Enterprise (IEE) Set-Aside. These programs reserve a portion of contracts for qualifying businesses. View the set-aside breakdown on the agency overview.

What are the sub-agencies of Department Of The Interior (doi)?

Department Of The Interior (doi) has 17 sub-agencies that award contracts independently. Each sub-agency has its own procurement activity, NAICS codes, and contractor relationships. View the full list on the agency overview.

What does Department Of The Interior (doi) do?

Department Of The Interior (doi) is a (014) government agency involved in federal procurement and contracting activities. View detailed contract data, procurement history, and contractor information on CLEATUS.

How do I find contracts from Department Of The Interior (doi)?

You can find contracts from Department Of The Interior (doi) on CLEATUS by visiting the agency's contracts tab. Search and filter by contract type, NAICS code, set-aside, and more. CLEATUS aggregates data from SAM.gov, FPDS, USASpending.gov, and state procurement systems.

How much does Department Of The Interior (doi) spend on contracts?

In the last 12 months, Department Of The Interior (doi) has obligated $26,385,340,366 across 24,750 contract awards to 9,119 contractors. The agency currently has 428 active contract opportunities.

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Federal Agency· 014

Department Of The Interior (doi)

Federal Government Agency

Department Of The Interior (doi) is a government agency with procurement activity across contracts, awards, and contractors. Over the last 12 months, Department Of The Interior (doi) has obligated $26,385,340,366, issued 24,750 awards, and worked with 9,119 contractors. It currently has 428 open contract opportunities. Procurement is concentrated in SUPPORT ACTIVITIES FOR FORESTRY, OTHER COMPUTER RELATED SERVICES, and ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES.

428

Active Contracts

$26.4B

Total Obligations (12mo)

Top

Agency Contracting Overview

Spending trends, top contractors, industry breakdown, and recent contract activity.

Procurement Analytics

Where Department Of The Interior (doi) directs its contract spending, by industry and small-business set-aside program.

Procurement by Industry

115310 - SUPPORT ACTIVITIES FOR FORESTRY1,0304.2%541519 - OTHER COMPUTER RELATED SERVICES6272.6%541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICES5462.2%236220 - COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION5162.1%481211 - NONSCHEDULED CHARTERED PASSENGER AIR TRANSPORTATION5052.1%334111 - ELECTRONIC COMPUTER MANUFACTURING4401.8%541330 - ENGINEERING SERVICES4221.7%238220 - PLUMBING, HEATING, AND AIR-CONDITIONING CONTRACTORS3501.4%

Set-Aside Programs

SBA - Total Small Business Set-Aside (FAR 19.5)89390.5%ISBEE - Indian Small Business Economic Enterprise (ISBEE) Set-Aside404.1%8AN - 8(a) Sole Source (FAR 19.8)242.4%IEE - Indian Economic Enterprise (IEE) Set-Aside121.2%8A - 8(a) Set-Aside (FAR 19.8)111.1%WOSB - Women-Owned Small Business (WOSB) Program Set-Aside (FAR 19.15)30.3%ISBEE - Indian Small Business Economic Enterprise (ISBEE) Set-Aside (specific to Department of Interior and Indian Health Services)20.2%SBP - Partial Small Business Set-Aside (FAR 19.5)10.1%

Organizational divisions and offices within Department Of The Interior (doi) that manage their own procurement activities.

Departmental Offices245contracts

National Park Service85contracts

Bureau of Reclamation43contracts

Bureau of Land Management24contracts

Bureau Of Indian Affairs18contracts

Reclamation And Enforcement Office Of Surface Mining8contracts

Bureau Of Safety And Environmental Enforcement5contracts

Office Of The Solicitor0contracts

National Indian Gaming Commission0contracts

Insular Affairs0contracts

Recent Department Of The Interior (doi) Contracts

The latest contract opportunities posted by Department Of The Interior (doi), including active solicitations and recent awards.

View all Department Of The Interior (doi) contracts

FederalNEW

Z--OR-FWS SHELDON NWR-INSTALL WOOD STOVE

Fws Contracting Activity

NAICS

238290

Posted date

Oct 27, 2026

140FF027Q0043

10d left

FederalNEW

Dash 8 Aircraft Maintenance and Airworthiness Support

Ibc Acq Svcs Directorate (00004)

NAICS

486110

Posted date

Oct 27, 2026

SBA

36d left

FederalNEW

Dash 8 Aircraft Provision and Flight Operations

Ibc Acq Svcs Directorate (00004)

NAICS

481111

Posted date

Oct 27, 2026

SBA

36d left

FederalNEW

Smokejumper Instructor Pilot (SMJ IP) Services

Ibc Acq Svcs Directorate (00004)

NAICS

611512

Posted date

Oct 27, 2026

SBA

36d left

FederalNEW

Aviation Fuel Supply (Ft. Wainwright / Boise)

Ibc Acq Svcs Directorate (00004)

NAICS

424720

Posted date

Oct 27, 2026

SBA

36d left

FederalNEW

Supply of HEPA Vacuums and Industrial Floor Care Equipment

Reclamation Contracting Activity

NAICS

423850

Posted date

Oct 27, 2026

13d left

FederalNEW

Janitorial and Custodial Services (Estes & Marys Lake Powerplants)

Reclamation Contracting Activity

NAICS

561720

Posted date

Oct 27, 2026

13d left

FederalNEW

Rain Gutter Installation Services

Fws Contracting Activity

NAICS

238990

Posted date

Oct 27, 2026

20d left

FederalNEW

Type I Helicopter Maintenance and Airworthiness Services

Ibc Acq Svcs Directorate (00004)

NAICS

486210

Posted date

Oct 27, 2026

SBA

34d left

FederalNEW

Type I Heavy Helicopter Flight Services

Ibc Acq Svcs Directorate (00004)

NAICS

611512

Posted date

Oct 27, 2026

SBA

34d left

Top Contractors

Companies with the highest total award amounts from this agency, ranked by contract value.

View all Department Of The Interior (doi) contractors

Ranked by total awards

Company	Total Awards	Contracts
NAVAJO NATION TRIBAL GOVERNMENT	$2.1B	217
PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION	$2.1B	64
BOOZ ALLEN HAMILTON INC	$2.0B	978
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.	$1.8B	208
MHN GOVERNMENT SERVICES LLC	$1.7B	13
WEST VIRGINIA DEPARTMENT OF ENVIRONMENTAL PROTECTION	$1.5B	69
FSM NATIONAL GOVERNMENT	$1.5B	426
CHEROKEE NATION	$1.5B	72
REPUBLIC OF THE MARSHALL ISLANDS - MINISTRY OF FINANCE	$1.4B	389
DEPARTMENT OF NATURAL RESOURCES ILLINOIS	$1.3B	1,000

Top Contracting Offices

Contracting offices ("desks") within this agency, ranked by total award value. This is where deals are actually signed.

Ranked by total awards

Office	Total Awards	Contracts
IBC ACQ SVCS DIRECTORATE (00004)140D04	$36.0B	30,602
Rocky Mountain Region00004	$11.2B	56,585
OFFICE OF SELF GOVERNANCE140A20	$9.0B	1,969
SCHOOL OPERATIONS140AED	$7.5B	1,063
DSC CONTRACTING SERVICES DIVISION140P20	$6.9B	5,725
FWS HEADQUARTERS140F09	$6.6B	17,679
BUREAU OF INDIAN AFFAIRS140A16	$4.6B	5,756
APPALACHIAN REGIONAL OFFICE140S02	$4.4B	804
Nbc Acquisition Services Division00063	$4.4B	7,606
OFC OF ACQUSITION GRANTS-NATIONAL140G01	$4.0B	15,433

Leadership and vacancies

Senate-confirmed and senior-executive posts at Department Of The Interior (doi) and its sub-agencies, as published in the OPM Plum Book. These are leadership positions, not total employees.

Source: OPM Plum Book · Last confirmed 10/26/2026

Leadership posts

1,174

Filled

574

Vacant

600

51% of posts

Acting officials

Showing the 50 most senior of 1,174 posts

Posts of Department Of The Interior (doi)

		Status		Appointment	Pay grade	Salary	Location
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	Jan 2025	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	--	PAS	EX-IV	--	Washington, DC
Department Of The Interior (doi)	--	Vacant	Dec 2025	PAS	EX-IV	--	Washington, DC

Top Department Of The Interior (doi) Contractors

Companies with the highest total award amounts from this agency, ranked by contract value.

Company	Total Awards	Contracts
NAVAJO NATION TRIBAL GOVERNMENT	$2.1B	217
PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL PROTECTION	$2.1B	64
BOOZ ALLEN HAMILTON INC	$2.0B	978
GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.	$1.8B	208
MHN GOVERNMENT SERVICES LLC	$1.7B	13
WEST VIRGINIA DEPARTMENT OF ENVIRONMENTAL PROTECTION	$1.5B	69
FSM NATIONAL GOVERNMENT	$1.5B	426
CHEROKEE NATION	$1.5B	72
REPUBLIC OF THE MARSHALL ISLANDS - MINISTRY OF FINANCE	$1.4B	389
DEPARTMENT OF NATURAL RESOURCES ILLINOIS	$1.3B	1,000