Department of Homeland Security NAICS 541990 contractors

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

Agency: Department of Homeland Security

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$14,717,186,329

Visible recipients tied to Department of Homeland Security and NAICS 541990

Link Solutions INC

Mc Lean, VA

Mc Lean, VA | 51 awards | Top agency Department of Defense | NAICS 541512

$44,966,172

Old Harbor Solutions LLC

Anchorage, AK

Anchorage, AK | 66 awards | Top agency Department of Defense | NAICS 541611

$4,470,996

Trillion Technology Solutions INC

Reston, VA

Reston, VA | 57 awards | Top agency Department of Homeland Security | NAICS 541512

$3,254,854

Knowesis, Inc.

Fairfax, VA

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

$25,179,130

Bluepath Labs LLC

Washington, DC

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

$18,066,329

Aveshka, Inc.

Vienna, VA

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

$89,195,060

Veritas Management Group, Inc.

Alpharetta, GA

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

$21,116,311

Venesco LLC

Chantilly, VA

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

$34,824,215

Arc Aspicio LLC

Arlington, VA

Arlington, VA | 59 awards | Top agency Department of Homeland Security | NAICS 541512

$29,471,902

Solutions Through Innovative Technologies INC

Fairborn, OH

Fairborn, OH | 72 awards | Top agency Department of Defense | NAICS 541330

$27,763,831

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