Department of Homeland Security NAICS 541512 contractors

Computer Systems Design Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

142

Mapped obligations

$149,771,103,180

Visible recipients tied to Department of Homeland Security and NAICS 541512

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

Falls Church, VA | 5 awards | Top agency Department of Defense | NAICS 541330

Mantech Security Technologies Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541512

$23,451,181

Bluewater Federal Solutions, Inc.

Arlington, VA

Arlington, VA | 32 awards | Top agency Department of Defense | NAICS 541512

$255,941,494

Suvi Global Services LLC

Herndon, VA

Herndon, VA | 70 awards | Top agency Department of Justice | NAICS 541512

$50,593,145

Patriot LLC

Columbia, MD

Columbia, MD | 47 awards | Top agency Department of Health and Human Services | NAICS 541512

$200,817,782

Ellumen, Inc.

Silver Spring, MD

Silver Spring, MD | 52 awards | Top agency Department of Defense | NAICS 541512

$223,698,946

Systems Plus, Inc.

Rockville, MD

Rockville, MD | 56 awards | Top agency Department of Defense | NAICS 541330

$350,526,034

Ardent Management Consulting, LLC

Vienna, VA

Vienna, VA | 82 awards | Top agency Department of Homeland Security | NAICS 541511

$161,456,730

Tatitlek Government Services, LLC

Anchorage, AK

Anchorage, AK | 49 awards | Top agency Department of State | NAICS 541512

$26,896,146

Ho-chunk Shared Services Company

Winnebago, NE

Winnebago, NE | 50 awards | Top agency Department of Defense | NAICS 541611

$31,471,346

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