Agency + NAICS page

Department of the Interior NAICS 237130 contractors

Power and Communication Line and Related Structures Construction. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of the Interior.

Agency: Department of the Interior
Last updated: April 7, 2026

Visible recipients

5

Mapped obligations

$98,904,993

Top PSC links

4

Top recipients

Visible recipients tied to Department of the Interior and NAICS 237130

Watts Constructors LLC

Mc Lean, VA

Watts Constructors LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $621,520,916 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 Y1EZ.

$22,484,703

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.

$15,560,500

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.

$34,799,280

Mckinstry CO LLC

Seattle, WA

Mckinstry CO LLC is a federal category business profile based in Seattle, WA. The current public data layer shows $7,789,591 in visible federal obligations across 5 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 238220 (Plumbing, Heating, and Air-Conditioning Contractors). The profile also shows meaningful product and service activity in PSC Z2AA.

$700,268

Mccarthy Building Companies, Inc.

Saint Louis, MO

Mccarthy Building Companies, Inc. is a federal category business profile based in Saint Louis, MO. The current public data layer shows $52,932 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 Y1KF.

$25,360,242