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Department of the Interior NAICS 541611 and PSC D399 contractors in Virginia

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Virginia · Department of the Interior

Last updated: April 9, 2026

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$11,938,050,512

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Visible recipients tied to Department of the Interior, Virginia, NAICS 541611, and PSC D399

Caci, Inc. - Federal

Chantilly, VA

Chantilly, VA | 1,121 awards | Top agency Department of Defense | NAICS 541512

$3,681,431,134

Icf Incorporated, L.l.c.

Reston, VA

Reston, VA | 1,306 awards | Top agency Department of Health and Human Services | NAICS 541611

$3,209,868,189

Ntt Data Federal Services, Inc.

Herndon, VA

Herndon, VA | 123 awards | Top agency Department of Justice | NAICS 541511

$349,788,949

Electrosoft Services, LLC

Reston, VA

Reston, VA | 108 awards | Top agency Department of Defense | NAICS 541519

$60,822,565

Telesto Group LLC

Mclean, VA

Mclean, VA | 13 awards | Top agency Department of Defense | NAICS 541611

$29,693,484

Technatomy Corporation

Fairfax, VA

Fairfax, VA | 56 awards | Top agency Department of Veterans Affairs | NAICS 541512

$213,909,008

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

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

$20,048,829

T And T Consulting Services Inc.

Falls Church, VA

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

$62,560,739

Ardent Management Consulting, LLC

Vienna, VA

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

$141,239,351

Octo Consulting Group LLC

Reston, VA

Reston, VA | 35 awards | Top agency Department of Defense | NAICS 541512

$219,941,193

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