Agency + NAICS page

General Services Administration NAICS 236220 contractors

Commercial and Institutional Building Construction. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under General Services Administration.

Agency: General Services Administration
Last updated: April 8, 2026

Visible recipients

86

Mapped obligations

$79,981,716,334

Top PSC links

4

Top recipients

Visible recipients tied to General Services Administration and NAICS 236220

Sundt Construction, Inc.

Tempe, AZ

Sundt Construction, Inc. is a federal category business profile based in Tempe, AZ. The current public data layer shows $1,303,284,586 in visible federal obligations across 7 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y199.

$903,086,169

Bl Harbert International LLC

Birmingham, AL

Bl Harbert International LLC is a federal category business profile based in Birmingham, AL. The current public data layer shows $1,013,761,418 in visible federal obligations across 210 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AA.

$14,973,293,750

Alutiiq International Solutions, LLC

Anchorage, AK

Alutiiq International Solutions, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $655,714,507 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y119.

$506,373,416

Whiting-turner Contracting Company, The

Towson, MD

Whiting-turner Contracting Company, The is a federal category business profile based in Towson, MD. The current public data layer shows $614,842,352 in visible federal obligations across 232 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1JZ.

$6,884,094,367

Nan INC

Honolulu, HI

Nan INC is a federal asian pacific american owned business profile based in Honolulu, HI. The current public data layer shows $522,369,104 in visible federal obligations across 100 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1FC.

$1,499,635,785

Aleut Facilities Support Services, LLC

Colorado Springs, CO

Aleut Facilities Support Services, LLC is a federal 8a program participant profile based in Colorado Springs, CO. The current public data layer shows $478,269,761 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC S216.

$13,295,465

Tetra Tech Ec, Inc.

San Diego, CA

Tetra Tech Ec, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $418,648,162 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F108.

$100,846,958

Walsh Federal LLC

Chicago, IL

Walsh Federal LLC is a federal category business profile based in Chicago, IL. The current public data layer shows $406,413,501 in visible federal obligations across 169 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1BZ.

$2,317,374,085

Clark Construction Group LLC

Bethesda, MD

Clark Construction Group LLC is a federal category business profile based in Bethesda, MD. The current public data layer shows $399,234,980 in visible federal obligations across 109 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y1AA.

$6,392,042,808

Okland Construction Company, Inc.

Salt Lake City, UT

Okland Construction Company, Inc. is a federal category business profile based in Salt Lake City, UT. The current public data layer shows $357,027,104 in visible federal obligations across 5 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y111.

$316,366,856
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