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Department of Defense NAICS 237990 and PSC Y1QA contractors

Other Heavy and Civil Engineering Construction. CONSTRUCTION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE). Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 237990 · PSC Y1QA
Last updated: April 8, 2026

Visible recipients

6

Mapped obligations

$1,792,156,811

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 237990 and PSC Y1QA

Weston Solutions INC

West Chester, PA

Weston Solutions INC is a federal category business profile based in West Chester, PA. The current public data layer shows $169,108,559 in visible federal obligations across 378 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 Z2JZ.

$728,911,500

Alberici Constructors INC

Saint Louis, MO

Alberici Constructors INC is a federal category business profile based in Saint Louis, MO. The current public data layer shows $134,161,537 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 237990 (Other Heavy and Civil Engineering Construction). The profile also shows meaningful product and service activity in PSC Y299.

$434,427,827

Olgoonik Federal, LLC

Anchorage, AK

Olgoonik Federal, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $82,183,012 in visible federal obligations across 133 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 493110 (General Warehousing and Storage). The profile also shows meaningful product and service activity in PSC S215.

$91,463,238

Kiewit Infrastructure Co.

Woodcliff Lake, NJ

Kiewit Infrastructure Co. is a federal category business profile based in Woodcliff Lake, NJ. The current public data layer shows $13,178,417 in visible federal obligations across 22 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 237310 (Highway, Street, and Bridge Construction). The profile also shows meaningful product and service activity in PSC Y1LB.

$436,966,069

Pacific Tech Construction INC

Kelso, WA

Pacific Tech Construction INC is a federal category business profile based in Kelso, WA. The current public data layer shows $7,425,224 in visible federal obligations across 130 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 238160 (Roofing Contractors). The profile also shows meaningful product and service activity in PSC Y1JZ.

$19,814,897

Ahtna Marine & Construction Company, LLC

Boynton Beach, FL

Ahtna Marine & Construction Company, LLC is a federal 8a program participant profile based in Boynton Beach, FL. The current public data layer shows $4,412,554 in visible federal obligations across 15 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 237990 (Other Heavy and Civil Engineering Construction). The profile also shows meaningful product and service activity in PSC Z1KF.

$80,573,280