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NAICS 541611 and PSC R499 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 541611 + PSC R499

Last updated: April 17, 2026

Visible recipients

207

Mapped obligations

$127,315,211,125

State overlap

Top recipients

Visible recipients in the NAICS 541611 and PSC R499 overlap

Koniag Data Solutions LLC

Anchorage, AK

Anchorage, AK | 129 awards | Top agency Department of Defense | NAICS 541519

$61,397,957

Reli Group INC

Windsor Mill, MD

Windsor Mill, MD | 119 awards | Top agency Department of Health and Human Services | NAICS 541611

$498,795,284

Acumen LLC

Burlingame, CA

Burlingame, CA | 73 awards | Top agency Department of Health and Human Services | NAICS 541611

$1,329,703,117

Tatitlek Federal Services LLC

Anchorage, AK

Anchorage, AK | 230 awards | Top agency Department of State | NAICS 541611

$501,562,291

Tmf Health Quality Institute

Austin, TX

Austin, TX | 20 awards | Top agency Department of Health and Human Services | NAICS 541618

$66,002,651

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$520,078,107

Koniag Professional Services, LLC

Anchorage, AK

Anchorage, AK | 108 awards | Top agency Department of Defense | NAICS 541611

$97,071,446

Cognosante, LLC

Arlington, VA

Arlington, VA | 48 awards | Top agency Department of Health and Human Services | NAICS 541611

$1,347,001,769

Telligen, INC

West Des Moines, IA

West Des Moines, IA | 15 awards | Top agency Department of Health and Human Services | NAICS 541618

$54,409,093

Catapult Consultants LLC

Fredericksburg, VA

Fredericksburg, VA | 5 awards | Top agency Department of Defense | NAICS 541611

$26,728,938

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