Department of Homeland Security NAICS 541990 and PSC DA01 contractors

All Other Professional, Scientific, and Technical Services. IT AND TELECOM - BUSINESS APPLICATION/APPLICATION DEVELOPMENT SUPPORT SERVICES (LABOR). Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541990 · PSC DA01

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$3,673,601,666

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC DA01

Deloitte Consulting LLP

Arlington, VA

Arlington, VA | 1,829 awards | Top agency Department of Defense | NAICS 541512

$3,013,494,879

Semanticbits LLC

Reston, VA

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

$93,418,936

Reli Group INC

Windsor Mill, MD

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

$142,708,442

Concept Plus, LLC

Fairfax, VA

Fairfax, VA | 66 awards | Top agency Department of Defense | NAICS 541511

$99,989,576

Easy Dynamics Corporation

Mc Lean, VA

Mc Lean, VA | 85 awards | Top agency Department of Agriculture | NAICS 541511

$106,183,590

Suvi Global Services LLC

Herndon, VA

Herndon, VA | 70 awards | Top agency Department of Justice | NAICS 541512

$21,496,316

Ellumen, Inc.

Silver Spring, MD

Silver Spring, MD | 52 awards | Top agency Department of Defense | NAICS 541512

$44,453,709

Analytica LLC

Bethesda, MD

Bethesda, MD | 103 awards | Top agency Department of the Treasury | NAICS 541512

$54,491,896

Aveshka, Inc.

Vienna, VA

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

$97,364,322

Agency profile

Loading buyer-level contractor and category paths