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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

281

Recipient

Kickapoo Tribe In Kansas

Horton, KS | 82 awards | Top agency Department of Health and Human Services | NAICS 237110

$26,205,468

282

Recipient

Interactive Government Holdings, Inc.

Springfield, VA | 32 awards | Top agency Department of Defense | NAICS 561110

$6,288,887

283

Recipient

Wsp USA Buildings INC

New York, NY | 5 awards | Top agency Department of Defense | NAICS 541330

$6,500

284

Recipient

Tutor Perini Corporation

Sylmar, CA | 38 awards | Top agency Department of Defense | NAICS 236220

$110,579,977

285

Recipient

Mckinstry CO LLC

Seattle, WA | 5 awards | Top agency General Services Administration | NAICS 238220

$319,109

286

Recipient

Shakopee Mdewakanton Sioux Community

Prior Lake, MN | 39 awards | Top agency Department of the Treasury | NAICS 541690

$7,315,738

287

Recipient

Olgoonik Oilfield Services, LLC

Anchorage, AK | 6 awards | Top agency Department of the Interior | NAICS 213112

$51,635,138

288

Recipient

Salt River Pima-maricopa India

Tempe, AZ | 20 awards | Top agency Department of Health and Human Services | NAICS 923120

$377,085,178

289

Recipient

Cher-ae Heights Indian Community Of The Trinidad Rancheria

Trinidad, CA | 35 awards | Top agency Department of the Interior | NAICS 541990

$18,298,788

290

Recipient

Pacific Tech Construction INC

Kelso, WA | 130 awards | Top agency Department of Defense | NAICS 238160

$40,459,896

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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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