General Services Administration NAICS 236220 and PSC F108 contractors

Commercial and Institutional Building Construction. ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATION. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 236220 · PSC F108

Last updated: April 13, 2026

Visible recipients

Mapped obligations

$6,594,923,306

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 236220 and PSC F108

Tetra Tech Ec, Inc.

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 562910

$800,386,981

Aecom Technical Services, Inc.

Los Angeles, CA

Los Angeles, CA | 1,077 awards | Top agency Department of Defense | NAICS 541330

$1,162,950,547

Sealaska Environmental Services, LLC

Juneau, AK

Juneau, AK | 20 awards | Top agency Department of Defense | NAICS 562910

$18,253,742

Relyant Global LLC

Maryville, TN

Maryville, TN | 66 awards | Top agency Department of Defense | NAICS 236220

$368,854,792

Gilbane Federal

Concord, CA

Concord, CA | 58 awards | Top agency Department of Defense | NAICS 236220

$4,244,477,244

Agency profile

Loading buyer-level contractor and category paths