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Department of State NAICS 541611 contractors

Administrative Management and General Management Consulting Services. Contractors in this NAICS lane under Department of State.

Agency: Department of State

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$8,914,557,953

Visible recipients tied to Department of State and NAICS 541611

Mantech Information Systems & Technology Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Justice | NAICS 541611

$67,405,484

Guidehouse LLP

Mc Lean, VA

Mc Lean, VA | 134 awards | Top agency Department of State | NAICS 541611

$1,830,311,801

Tetra Tech, Inc.

Pasadena, CA

Pasadena, CA | 260 awards | Top agency Department of Defense | NAICS 541330

$158,362,336

Esimplicity INC

Silver Spring, MD

Silver Spring, MD | 101 awards | Top agency Department of Health and Human Services | NAICS 541512

$160,103

Bering Straits Professional Services, LLC

Anchorage, AK

Anchorage, AK | 142 awards | Top agency Department of Defense | NAICS 561612

$11,494,804

Bowhead Program Management & Operations, LLC

Springfield, VA

Springfield, VA | 251 awards | Top agency Department of Defense | NAICS 541330

$45,435,704

Koniag It Systems, LLC

Anchorage, AK

Anchorage, AK | 87 awards | Top agency Department of Defense | NAICS 541519

$10,484,559

Tatitlek Technologies, LLC

Anchorage, AK

Anchorage, AK | 238 awards | Top agency Department of State | NAICS 561210

$49,748,980

Koniag Data Solutions LLC

Anchorage, AK

Anchorage, AK | 129 awards | Top agency Department of Defense | NAICS 541519

$16,850,982

Tatitlek Federal Services LLC

Anchorage, AK

Anchorage, AK | 230 awards | Top agency Department of State | NAICS 541611

$248,752,532

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