NAICS 611430 and PSC R499 contractors

Professional and Management Development Training. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 611430 + PSC R499

Last updated: April 14, 2026

Visible recipients

Mapped obligations

$8,444,451,782

State overlap

Top recipients

Visible recipients in the NAICS 611430 and PSC R499 overlap

Hii Mission Technologies CORP

Willowbrook, IL

Willowbrook, IL | 464 awards | Top agency Department of Defense | NAICS 541330

$5,462,600,761

Chenega Global Services LLC

San Antonio, TX

San Antonio, TX | 5 awards | Top agency Department of Defense | NAICS 562910

$65,992,070

Atlas Research LLC

Washington, DC

Washington, DC | 16 awards | Top agency Department of Veterans Affairs | NAICS 541611

$70,300,515

Icf Consulting Group, Inc.

Reston, VA

Reston, VA | 5 awards | Top agency Office of Personnel Management | NAICS 611430

$104,845,030

Janus Research Group, LLC

Evans, GA

Evans, GA | 103 awards | Top agency General Services Administration | NAICS 611430

$266,846,138

Calibre Systems INC

Alexandria, VA

Alexandria, VA | 125 awards | Top agency Department of Defense | NAICS 541990

$1,146,804,473

Edgewater Federal Solutions, Inc.

Frederick, MD

Frederick, MD | 41 awards | Top agency Department of Energy | NAICS 541519

$102,849,167

Ntt Data Federal Services, Inc.

Herndon, VA

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

$248,528,877

Prometheus Federal Services LLC

Chantilly, VA

Chantilly, VA | 95 awards | Top agency Department of Veterans Affairs | NAICS 561320

$20,656,332

Redhorse Corporation

Arlington, VA

Arlington, VA | 101 awards | Top agency Department of Defense | NAICS 611430

$601,984,583

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