Department of Homeland Security NAICS 541511 and PSC R799 contractors

Custom Computer Programming Services. SUPPORT- MANAGEMENT: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541511 · PSC R799

Last updated: April 9, 2026

Visible recipients

Mapped obligations

$2,998,007,996

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541511 and PSC R799

Caci Technologies, LLC

Chantilly, VA

Chantilly, VA | 222 awards | Top agency Department of Defense | NAICS 541330

$855,109,431

Guidehouse Digital LLC

Mc Lean, VA

Mc Lean, VA | 389 awards | Top agency Department of Homeland Security | NAICS 541512

$527,648,716

Rei Systems, Inc.

Chantilly, VA

Chantilly, VA | 168 awards | Top agency Department of Health and Human Services | NAICS 541519

$411,402,500

Macaulay-brown, Inc.

Dayton, OH

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

$86,765,253

S & K Technologies, Inc.

Saint Ignatius, MT

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

$13,207,866

Sehlke Consulting LLC

Vienna, VA

Vienna, VA | 79 awards | Top agency General Services Administration | NAICS 541511

$326,999,017

Digital Management LLC

Mc Lean, VA

Mc Lean, VA | 73 awards | Top agency Department of Defense | NAICS 541512

$574,002,716

Aveshka, Inc.

Vienna, VA

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

$29,440,025

Veritas Management Group, Inc.

Alpharetta, GA

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

$7,806,285

Cognosante Cds, LLC

Arlington, VA

Arlington, VA | 20 awards | Top agency Department of Homeland Security | NAICS 541512

$84,048,603

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