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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

301

Recipient

Sault Ste Marie Tribe Of

Baie De Wasai, MI | 20 awards | Top agency Department of Health and Human Services | NAICS 238330

$240,999,650

302

Recipient

Yavapai Apache Nation

Camp Verde, AZ | 48 awards | Top agency Department of the Interior | NAICS 531120

$35,260,703

303

Recipient

Freese And Nichols, Inc.

Fort Worth, TX | 5 awards | Top agency Department of Transportation | NAICS 541330

$231,710

304

Recipient

Ilisagvik College

Barrow, AK | 37 awards | Top agency Department of Education | NAICS 611210

$21,242,870

305

Recipient

Msmm Huitt-zollars A Joint Venture LLC

New Orleans, LA | 18 awards | Top agency Department of Defense | NAICS 541330

$1,024,505

306

Recipient

Icf Incorporated

Fairfax, VA | 5 awards | Top agency Department of Health and Human Services | NAICS 541611

$324,724,140

307

Recipient

Koniag Advisory And Business Solutions, LLC

Anchorage, AK | 31 awards | Top agency Department of State | NAICS 541611

$469,554

308

Recipient

Tanadgusix Corporation

Anchorage, AK | 2 awards | Top agency Department of the Treasury | NAICS 531190

$1,089,438

309

Recipient

Pueblo Of Sandia

Bernalillo, NM | 35 awards | Top agency Department of the Treasury | NAICS 621999

$15,024,731

310

Recipient

Zantech It Services, Inc.

Reston, VA | 51 awards | Top agency Department of Homeland Security | NAICS 541611

$48,664,905

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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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