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Department of Defense NAICS 237130 and PSC Y1AZ contractors

Power and Communication Line and Related Structures Construction. CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE 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 237130 · PSC Y1AZ
Last updated: April 7, 2026

Visible recipients

3

Mapped obligations

$2,500,065,870

State overlap

3

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 237130 and PSC Y1AZ

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.

$1,889,109,488

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.

$469,790,872

Tutor Perini Corporation

Sylmar, CA

Tutor Perini Corporation is a federal category business profile based in Sylmar, CA. The current public data layer shows $7,919,316 in visible federal obligations across 38 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.

$141,165,510