General Services Administration NAICS 238220 and PSC AD21 contractors

Plumbing, Heating, and Air-Conditioning Contractors. R&D- DEFENSE OTHER: SERVICES (BASIC RESEARCH). Cross-code overlap under General Services Administration.

General Services Administration · NAICS 238220 · PSC AD21

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$27,776

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 238220 and PSC AD21

Emcor Facilities Services, Inc.

Norwalk, CT

Norwalk, CT | 5 awards | Top agency Office of Special Counsel | NAICS 238220

$27,776

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General Services Administration NAICS 238220 and PSC AD21 contractors

Visible recipients in the General Services Administration overlap of NAICS 238220 and PSC AD21