Department of Defense NAICS 541990 and PSC AD93 contractors

All Other Professional, Scientific, and Technical Services. R&D- DEFENSE OTHER: OTHER (ADVANCED DEVELOPMENT). Cross-code overlap under Department of Defense.

Department of Defense · NAICS 541990 · PSC AD93

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$1,065,724,986

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541990 and PSC AD93

Alion Science And Technology Corporation

Chicago, IL

Chicago, IL | 5 awards | Top agency Department of Defense | NAICS 541710

$131,766,404

Applied Research Associates, Inc.

Albuquerque, NM

Albuquerque, NM | 564 awards | Top agency Department of Defense | NAICS 541712

$815,035,003

Peraton Labs INC

Basking Ridge, NJ

Basking Ridge, NJ | 73 awards | Top agency Department of Defense | NAICS 541715

$118,923,579

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