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Department of Defense NAICS 237310 and PSC Z2LB contractors

Highway, Street, and Bridge Construction. REPAIR OR ALTERATION OF HIGHWAYS/ROADS/STREETS/BRIDGES/RAILWAYS. 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 237310 · PSC Z2LB
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$1,406,551,827

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 237310 and PSC Z2LB

Bering Straits Technical Services, LLC

Anchorage, AK

Bering Straits Technical Services, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $287,606,083 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 Z1AA.

$83,104,610

Kiewit Infrastructure South CO

Westlake, TX

Kiewit Infrastructure South CO is a federal category business profile based in Westlake, TX. The current public data layer shows $56,226,337 in visible federal obligations across 25 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 Z2LB.

$637,395,851

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.

$669,921,991

Modjeski And Masters INC

Mechanicsburg, PA

Modjeski And Masters INC is a federal category business profile based in Mechanicsburg, PA. The current public data layer shows $3,936,462 in visible federal obligations across 5 awards or transactions. Small Business Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611430 (Professional and Management Development Training). The profile also shows meaningful product and service activity in PSC U008.

$327,500

Granite Construction Company Guam

Watsonville, CA

Granite Construction Company Guam is a federal category business profile based in Watsonville, CA. The current public data layer shows $100,483 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 237120 (Oil and Gas Pipeline and Related Structures Construction). The profile also shows meaningful product and service activity in PSC Y1GC.

$15,801,875