Department of the Interior NAICS 541512 and PSC R499 contractors

Computer Systems Design Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541512 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$28,092,388,574

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541512 and PSC R499

T And T Consulting Services Inc.

Falls Church, VA

Falls Church, VA | 73 awards | Top agency Department of Defense | NAICS 541511

$132,460,693

Ardent Management Consulting, LLC

Vienna, VA

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

$203,228,669

Goldbelt Nighthawk, LLC

Newport News, VA

Newport News, VA | 28 awards | Top agency Department of Defense | NAICS 541519

$59,714,824

Netimpact Strategies INC

Herndon, VA

Herndon, VA | 45 awards | Top agency Department of Defense | NAICS 541519

$167,952,706

West 4th Strategy, LLC

Mc Lean, VA

Mc Lean, VA | 90 awards | Top agency Department of Justice | NAICS 541611

$17,616,242

Credence Dynamo Technologies LLC

Vienna, VA

Vienna, VA | 13 awards | Top agency Department of Defense | NAICS 541512

$27,007,042

Icf Incorporated

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Health and Human Services | NAICS 541611

$2,206,496,360

Noblis Nsp, LLC

Annapolis Junction, MD

Annapolis Junction, MD | 5 awards | Top agency Department of Defense | NAICS 541511

$814,412

Koniag Services, Inc.

Anchorage, AK

Anchorage, AK | 17 awards | Top agency Social Security Administration | NAICS 541512

$187,213,531

Intelligent Decisions Global Procurement

Ashburn, VA

Ashburn, VA | 5 awards | Top agency Department of the Treasury | NAICS 334614

$63,270

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