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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

Recipient

Hms Technologies, Inc.

Martinsburg, WV | 5 awards | Top agency Department of Veterans Affairs | NAICS 541512

$25,881,163

Recipient

L3harris Global Communications, Inc.

Rochester, NY | 154 awards | Top agency Department of Defense | NAICS 334290

Recipient

Acuity INC

Reston, VA | 24 awards | Top agency Department of State | NAICS 541512

$3,579,418

Recipient

Alutiiq 3sg, LLC

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 541330

$372,505

Recipient

Tatitlek Training Services, Inc.

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 561210

$1,265,380

Recipient

Aleut Facilities Support Services, LLC

Colorado Springs, CO | 20 awards | Top agency Department of Defense | NAICS 561210

$1,063,361

Recipient

Cherokee Nation Technology Solutions LLC

Tulsa, OK | 20 awards | Top agency Department of Defense | NAICS 541620

$46,410,351

Recipient

Modern Technology Solutions, Inc.

Alexandria, VA | 285 awards | Top agency General Services Administration | NAICS 541712

$29,041,346

Recipient

Tetra Tech Ec, Inc.

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 562910

$5,398,541

Recipient

Odyssey Systems Consulting Group, Ltd.

Wakefield, MA | 257 awards | Top agency Department of Defense | NAICS 541712

$1,709

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Browse by dimension

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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