Department of Veterans Affairs NAICS 541990 and PSC R499 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Veterans Affairs.

Department of Veterans Affairs · NAICS 541990 · PSC R499

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$11,648,404,975

State overlap

Top recipients

Visible recipients in the Department of Veterans Affairs overlap of NAICS 541990 and PSC R499

Hii Mission Technologies CORP

Willowbrook, IL

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

$5,728,853,012

Cognosante Mvh LLC

Arlington, VA

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

$638,803,004

Govcio, LLC

Fairfax, VA

Fairfax, VA | 94 awards | Top agency Department of Veterans Affairs | NAICS 541512

$358,338,455

Guidehouse LLP

Mc Lean, VA

Mc Lean, VA | 134 awards | Top agency Department of State | NAICS 541611

$1,435,589,451

Planned Systems International INC

Columbia, MD

Columbia, MD | 64 awards | Top agency Department of Defense | NAICS 541519

$342,493,806

Calibre Systems INC

Alexandria, VA

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

$1,689,933,529

Coforma LLC

Rockville, MD

Rockville, MD | 69 awards | Top agency Department of Veterans Affairs | NAICS 541519

$9,810,629

The Lewin Group, Inc.

La Crosse, WI

La Crosse, WI | 82 awards | Top agency Department of Health and Human Services | NAICS 541720

$614,524,624

Social & Scientific Systems, Inc.

Silver Spring, MD

Silver Spring, MD | 84 awards | Top agency Department of Health and Human Services | NAICS 541712

$216,511,106

Prometheus Federal Services LLC

Chantilly, VA

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

$23,310,488

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