Department of Health and Human Services NAICS 541990 contractors

All Other Professional, Scientific, and Technical Services. Contractors in this NAICS lane under Department of Health and Human Services.

Agency: Department of Health and Human Services

Last updated: April 20, 2026

Visible recipients

102

Mapped obligations

$21,705,919,908

Visible recipients tied to Department of Health and Human Services and NAICS 541990

Optumserve Health Services, Inc.

La Crosse, WI

La Crosse, WI | 61 awards | Top agency Department of Veterans Affairs | NAICS 621111

$29,100,187

Deloitte Consulting LLP

Arlington, VA

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

$1,127,451,787

Caci Premier Technology, LLC

Chantilly, VA

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

$10,159,764

Bearingpoint, Inc.

Dallas, TX

Dallas, TX | 5 awards | Top agency Agency for International Development | NAICS 541990

$583,103,698

Alion Science And Technology Corporation

Chicago, IL

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

$83,417,602

Amentum Government Services, Inc.

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 811118

$237,693,939

The Mitre Corporation

Mc Lean, VA

Mc Lean, VA | 880 awards | Top agency Department of Defense | NAICS 541990

$9,981,400,087

Leidos Biomedical Research INC

Frederick, MD

Frederick, MD | 237 awards | Top agency Department of Health and Human Services | NAICS 561210

$2,016,386

Westat, Inc.

Bethesda, MD

Bethesda, MD | 469 awards | Top agency Department of Health and Human Services | NAICS 541720

$814,483,185

Cognosante Mvh LLC

Arlington, VA

Arlington, VA | 60 awards | Top agency Department of Veterans Affairs | NAICS 541512

$36,459,384

Page 1 of 111 2...11 Next

Agency profile

Loading buyer-level contractor and category paths