Department of Homeland Security NAICS 541512 and PSC R699 contractors

Computer Systems Design Services. SUPPORT- ADMINISTRATIVE: OTHER. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541512 · PSC R699

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$1,464,254,985

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541512 and PSC R699

Knowesis, Inc.

Fairfax, VA

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

$122,507,519

Cognosante Cds, LLC

Arlington, VA

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

$140,397,661

Zantech It Services, Inc.

Reston, VA

Reston, VA | 51 awards | Top agency Department of Homeland Security | NAICS 541611

$30,601,729

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