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Department of the Interior top contractors and award recipients

Abbreviation DOTI | 431 recipients | $33,467,029,400 mapped obligations | 4 active categories | Updated April 20, 2026

Abbreviation: DOTI

Last updated: April 20, 2026

431 visible recipients are connected to this agency profile.

$33,467,029,400 in mapped obligations are visible across the recipient set tied to this buyer.

4 high-signal NAICS lanes are attached to this agency page.

Visible recipients

431

Mapped obligations

$33,467,029,400

Active categories

Top recipients

Most visible recipients in this buyer context

141

Recipient

Osage Nation

Pawhuska, OK | 211 awards | Top agency Department of Health and Human Services | NAICS 562910

$112,240,713

142

Recipient

Spokane Tribe Of The Spokane Reservation

Wellpinit, WA | 103 awards | Top agency Department of the Interior | NAICS 541620

$279,420,584

143

Recipient

The Whitestone Group, Inc.

Reynoldsburg, OH | 67 awards | Top agency Department of Transportation | NAICS 561612

$46,095,461

144

Recipient

Flexion INC

Madison, WI | 66 awards | Top agency Department of Health and Human Services | NAICS 541511

$51,760,530

145

Recipient

Winnebago Tribe Of Nebraska

Winnebago, NE | 20 awards | Top agency Department of Health and Human Services | NAICS 622110

$128,088,545

146

Recipient

Cdm Constructors Inc.

Boston, MA | 31 awards | Top agency Department of Defense | NAICS 237110

$358,068,708

147

Recipient

Ntt Data Federal Services, Inc.

Herndon, VA | 123 awards | Top agency Department of Justice | NAICS 541511

$38,249,482

148

Recipient

Chickasaw Nation Industries, INC

Norman, OK | 20 awards | Top agency Department of Defense | NAICS 541618

$5,066,765

149

Recipient

Accelgov LLC

Bethesda, MD | 89 awards | Top agency Department of Justice | NAICS 541614

$6,344,626

150

Recipient

Confederated Tribes Of Warm Springs Reservation Of Oregon

Warm Springs, OR | 105 awards | Top agency Department of Energy | NAICS 921150

$243,148,547

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State, industry, and service paths

States

Arizona

21 recipients · $15,262,564,994

Virginia

81 recipients · $10,447,770,800

Alaska

51 recipients · $4,752,935,687

California

35 recipients · $3,944,485,061

Texas

11 recipients · $2,682,797,920

Oklahoma

15 recipients · $2,569,091,446

NAICS

NAICS 541330

114 recipients · $39,781,929,483

NAICS 541712

33 recipients · $33,105,685,331

NAICS 336992

4 recipients · $31,674,931,995

NAICS 336411

5 recipients · $24,504,233,826

NAICS 541512

65 recipients · $23,928,201,577

NAICS 236220

69 recipients · $23,131,399,845

PSC

PSC R425

64 recipients · $37,456,056,091

PSC R499

127 recipients · $18,682,125,742

PSC 1550

2 recipients · $14,997,288,622

PSC J015

4 recipients · $14,639,619,197

PSC Y1PZ

8 recipients · $9,083,894,385

PSC D399

46 recipients · $8,218,966,973

Explore rankings

Ranking paths for Department of the Interior

Top Recipients Top Awards Top States Top NAICS Top PSC Arizona view Arizona + NAICS 541330 Arizona + PSC R425 NAICS 541330 + PSC R425 Arizona top NAICS Arizona top PSC NAICS 541330 → PSC PSC R425 → NAICS

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