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Department of Defense NAICS 237990 and PSC Y1AA contractors

Other Heavy and Civil Engineering Construction. CONSTRUCTION OF OFFICE BUILDINGS. 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 Y1AA
Last updated: April 8, 2026

Visible recipients

10

Mapped obligations

$4,988,414,523

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 237990 and PSC Y1AA

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.

$1,519,776,992

Ecc International, LLC

Burlingame, CA

Ecc International, LLC is a federal category business profile based in Burlingame, CA. The current public data layer shows $374,253,810 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 S216.

$123,873,828

Hensel Phelps Construction CO

Tysons Corner, VA

Hensel Phelps Construction CO is a federal category business profile based in Tysons Corner, VA. The current public data layer shows $177,437,285 in visible federal obligations across 60 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.

$2,346,829,681

Abbott General Construction, Inc.

Hampton, VA

Abbott General Construction, Inc. is a federal 8a program participant profile based in Hampton, VA. The current public data layer shows $140,697,226 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 Y1AA.

$36,765,700

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.

$95,558,743

Doyon Management Services, LLC

Federal Way, WA

Doyon Management Services, LLC is a federal 8a program participant profile based in Federal Way, WA. The current public data layer shows $30,020,172 in visible federal obligations across 68 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.

$34,689,990

Ahtna Global LLC

Anchorage, AK

Ahtna Global LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $24,004,773 in visible federal obligations across 94 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.

$33,327,951

Manhattan Construction Company LLC

Arlington, VA

Manhattan Construction Company LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $16,594,842 in visible federal obligations across 35 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.

$295,584,898

M. A. Mortenson Company

Minneapolis, MN

M. A. Mortenson Company is a federal category business profile based in Minneapolis, MN. The current public data layer shows $7,418,167 in visible federal obligations across 59 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.

$455,426,942

Christman Company, The

Lansing, MI

Christman Company, The is a federal category business profile based in Lansing, MI. The current public data layer shows $3,229,863 in visible federal obligations across 14 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 Z2AA.

$46,579,798