Department of Health and Human Services PSC R499 contractors

SUPPORT- PROFESSIONAL: OTHER. Contractors in this PSC lane under Department of Health and Human Services.

Agency: Department of Health and Human Services

Last updated: April 20, 2026

Visible recipients

216

Mapped obligations

$75,944,137,671

Visible recipients tied to Department of Health and Human Services and PSC R499

Booz Allen Hamilton INC

Mclean, VA

Mclean, VA | 3,955 awards | Top agency Department of Defense | NAICS 541512

$15,546,099,840

General Dynamics Information Technology, Inc.

Falls Church, VA

Falls Church, VA | 3,177 awards | Top agency Department of Defense | NAICS 541512

$10,408,399,733

Accenture Federal Services LLC

Arlington, VA

Arlington, VA | 1,719 awards | Top agency Department of Defense | NAICS 541512

$2,118,899,976

Liberty It Solutions LLC

Mc Lean, VA

Mc Lean, VA | 5 awards | Top agency Department of Veterans Affairs | NAICS 541512

$248,757,357

Deloitte Consulting LLP

Arlington, VA

Arlington, VA | 1,829 awards | Top agency Department of Defense | NAICS 541512

$5,686,471,602

Merck Sharp & Dohme LLC

Rahway, NJ

Rahway, NJ | 100 awards | Top agency Department of Health and Human Services | NAICS 325412

$4,429,157

Caci Premier Technology, LLC

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Office of Personnel Management | NAICS 561611

$91,769,998

Carahsoft Technology CORP

Reston, VA

Reston, VA | 3,669 awards | Top agency Department of Defense | NAICS 511210

$552,034,202

Battelle Memorial Institute

Richland, WA

Richland, WA | 103 awards | Top agency Department of Energy | NAICS 541710

$492,285,577

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$209,517,471

Page 1 of 221 2...22 Next

Agency profile

Loading buyer-level contractor and category paths