Department of Homeland Security NAICS 541511 contractors

Custom Computer Programming Services. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$19,440,989,625

Visible recipients tied to Department of Homeland Security and NAICS 541511

Macaulay-brown, Inc.

Dayton, OH

Dayton, OH | 5 awards | Top agency General Services Administration | NAICS 541511

$86,765,347

Karsun Solutions LLC

Herndon, VA

Herndon, VA | 125 awards | Top agency Department of Transportation | NAICS 541519

$295,093,363

Semanticbits LLC

Reston, VA

Reston, VA | 54 awards | Top agency Department of Health and Human Services | NAICS 541519

$1,758,296

Reli Group INC

Windsor Mill, MD

Windsor Mill, MD | 119 awards | Top agency Department of Health and Human Services | NAICS 541611

$51,895,663

Alpha Omega Integration LLC

Vienna, VA

Vienna, VA | 93 awards | Top agency Department of Homeland Security | NAICS 541512

$75,382,618

Softek Feditc LLC

Piscataway, NJ

Piscataway, NJ | 5 awards | Top agency Department of Homeland Security | NAICS 541511

$63,116,120

S & K Technologies, Inc.

Saint Ignatius, MT

Saint Ignatius, MT | 5 awards | Top agency Department of Defense | NAICS 561210

$416,043

Procentrix, LLC

Herndon, VA

Herndon, VA | 71 awards | Top agency Securities and Exchange Commission | NAICS 541519

$972,584

Compqsoft, Inc.

Leesburg, VA

Leesburg, VA | 73 awards | Top agency Department of Defense | NAICS 541519

$29,687,922

Inserso Corporation

Mc Lean, VA

Mc Lean, VA | 49 awards | Top agency Department of Homeland Security | NAICS 541512

$47,169,282

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