Department of Homeland Security NAICS 541611 contractors

Administrative Management and General Management Consulting Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

121

Mapped obligations

$33,290,667,160

Visible recipients tied to Department of Homeland Security and NAICS 541611

Knowesis, Inc.

Fairfax, VA

Fairfax, VA | 39 awards | Top agency Department of Defense | NAICS 541611

$130,557,646

Intellibridge, LLC

Mc Lean, VA

Mc Lean, VA | 45 awards | Top agency Department of Health and Human Services | NAICS 541512

$17,096,693

Barbaricum LLC

Washington, DC

Washington, DC | 101 awards | Top agency Department of Defense | NAICS 339999

$39,979,822

Bluepath Labs LLC

Washington, DC

Washington, DC | 104 awards | Top agency Department of Energy | NAICS 541990

$3,082,886

Aecom Services, LLC

Arlington, VA

Arlington, VA | 82 awards | Top agency Department of Defense | NAICS 541330

$42,265,048

Advanced Technologies And Laboratories (atl) International, Inc.

Gaithersburg, MD

Gaithersburg, MD | 36 awards | Top agency Department of Energy | NAICS 562910

$8,401,355

Aveshka, Inc.

Vienna, VA

Vienna, VA | 62 awards | Top agency Department of Health and Human Services | NAICS 541990

$66,797,359

Anika Systems Incorporated

Leesburg, VA

Leesburg, VA | 78 awards | Top agency Department of the Treasury | NAICS 541511

$6,497,828

Veritas Management Group, Inc.

Alpharetta, GA

Alpharetta, GA | 34 awards | Top agency Department of Health and Human Services | NAICS 541990

$8,258,428

Venesco LLC

Chantilly, VA

Chantilly, VA | 64 awards | Top agency Department of Defense | NAICS 541330

$11,987,138

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