Department of Homeland Security NAICS 541519 contractors

Other Computer Related Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

129

Mapped obligations

$62,629,111,568

Visible recipients tied to Department of Homeland Security and NAICS 541519

Bowhead Program Management & Operations, LLC

Springfield, VA

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

$6,695,416

Tyonek Worldwide Services INC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 336412

$5,262,723

General Dynamics One Source LLC

Falls Church, VA

Falls Church, VA | 158 awards | Top agency Department of Defense | NAICS 541512

$414,147,474

Pinnacle Solutions, LLC

Huntsville, AL

Huntsville, AL | 31 awards | Top agency Department of Defense | NAICS 336413

$14,584,474

Mantech Mbi Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Commerce | NAICS 541519

$65,948,038

Macaulay-brown, Inc.

Dayton, OH

Dayton, OH | 5 awards | Top agency General Services Administration | NAICS 541511

$2,957,874

Tatitlek Technologies, LLC

Anchorage, AK

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

$31,647,902

Karsun Solutions LLC

Herndon, VA

Herndon, VA | 125 awards | Top agency Department of Transportation | NAICS 541519

$539,483,103

Semanticbits LLC

Reston, VA

Reston, VA | 54 awards | Top agency Department of Health and Human Services | NAICS 541519

$868,366,004

Alpha Omega Integration LLC

Vienna, VA

Vienna, VA | 93 awards | Top agency Department of Homeland Security | NAICS 541512

$17,524,873

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