Department of Homeland Security NAICS 541990 and PSC R408 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541990 · PSC R408

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$14,034,328,972

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC R408

Olgoonik Worldwide Services LLC

Anchorage, AK

Anchorage, AK | 139 awards | Top agency Department of State | NAICS 493110

$35,242,289

Cape Fox Federal Integrators, LLC

Chantilly, VA

Chantilly, VA | 32 awards | Top agency Department of Defense | NAICS 541330

$66,514,694

Ellumen, Inc.

Silver Spring, MD

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

$74,750,068

Tatitlek Government Services, LLC

Anchorage, AK

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

$26,519,873

Bowhead Mission Solutions, LLC

Springfield, VA

Springfield, VA | 47 awards | Top agency General Services Administration | NAICS 541330

$94,033,232

Analytica LLC

Bethesda, MD

Bethesda, MD | 103 awards | Top agency Department of the Treasury | NAICS 541512

$29,302,556

Knowesis, Inc.

Fairfax, VA

Fairfax, VA | 39 awards | Top agency Department of Defense | NAICS 541611

$47,372,925

Bluepath Labs LLC

Washington, DC

Washington, DC | 104 awards | Top agency Department of Energy | NAICS 541990

$26,473,953

Veritas Management Group, Inc.

Alpharetta, GA

Alpharetta, GA | 34 awards | Top agency Department of Health and Human Services | NAICS 541990

$27,897,179

Venesco LLC

Chantilly, VA

Chantilly, VA | 64 awards | Top agency Department of Defense | NAICS 541330

$52,463,330

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