Agency + NAICS page

Department of Defense NAICS 237120 contractors

Oil and Gas Pipeline and Related Structures Construction. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense
Last updated: April 8, 2026

Visible recipients

14

Mapped obligations

$2,271,898,686

Top PSC links

4

Top recipients

Visible recipients tied to Department of Defense and NAICS 237120

Bristol Engineering Services Company, LLC

Anchorage, AK

Bristol Engineering Services Company, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $14,635,172 in visible federal obligations across 10 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 Z2NA.

$84,401,571

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.

$12,570,838

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.

$39,058,576

Shaw Environmental & Infrastructure, Inc.

Moorestown, NJ

Shaw Environmental & Infrastructure, Inc. is a federal category business profile based in Moorestown, NJ. The current public data layer shows $5,641 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.

$101,423,530
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