Department of Homeland Security NAICS 541690 contractors

Other Scientific and Technical Consulting Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$960,714,048

Visible recipients tied to Department of Homeland Security and NAICS 541690

Chenega Federal Systems, LLC

Bethesda, MD

Bethesda, MD | 20 awards | Top agency Department of Defense | NAICS 541330

$50,344,239

Caci Intelligence Solutions, LLC

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Defense | NAICS 541990

$167,469,698

Mantech Mission, Cyber And Technology Solutions, Inc.

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541690

$106,175,489

Noblis, Inc.

Reston, VA

Reston, VA | 372 awards | Top agency Department of Transportation | NAICS 541330

$94,243,367

Tatitlek Technologies, LLC

Anchorage, AK

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

$78,660,655

Akima Systems Engineering LLC

Herndon, VA

Herndon, VA | 233 awards | Top agency Department of Defense | NAICS 541512

$18,502,470

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Englewood, CO | 109 awards | Top agency Department of Defense | NAICS 541330

$188,201,905

Procentrix, LLC

Herndon, VA

Herndon, VA | 71 awards | Top agency Securities and Exchange Commission | NAICS 541519

$47,960

Integrated Finance And Accounting Solutions, Llc.

Washington, DC

Washington, DC | 193 awards | Top agency Department of State | NAICS 541219

$1,327,853

Goldbelt C6, LLC

Chesapeake, VA

Chesapeake, VA | 349 awards | Top agency Department of Health and Human Services | NAICS 541990

$23,285,818

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