Agency + NAICS page

Department of the Interior NAICS 237110 contractors

Water and Sewer 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

9

Mapped obligations

$807,197,919

Top PSC links

4

Top recipients

Visible recipients tied to Department of the Interior and NAICS 237110

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.

$23,460,862

Kiewit Infrastructure West Co.

Vancouver, WA

Kiewit Infrastructure West Co. is a federal category business profile based in Vancouver, WA. The current public data layer shows $413,911,481 in visible federal obligations across 58 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 Y1BD.

$67,124,415

Bering Straits Global Innovations, LLC

Anchorage, AK

Bering Straits Global Innovations, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $240,369,729 in visible federal obligations across 61 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562998 (All Other Miscellaneous Waste Management Services). The profile also shows meaningful product and service activity in PSC S208.

$7,511,182

Manson Construction CO

Seattle, WA

Manson Construction CO is a federal category business profile based in Seattle, WA. The current public data layer shows $223,706,344 in visible federal obligations across 86 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 Y1KF.

$16,044,000

Sealaska Environmental Services, LLC

Juneau, AK

Sealaska Environmental Services, LLC is a federal alaskan native corporation owned firm profile based in Juneau, AK. The current public data layer shows $61,920,218 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 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F999.

$1,273,822

Cdm Constructors Inc.

Boston, MA

Cdm Constructors Inc. is a federal category business profile based in Boston, MA. The current public data layer shows $43,166,535 in visible federal obligations across 31 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 237110 (Water and Sewer Line and Related Structures Construction). The profile also shows meaningful product and service activity in PSC Y1NE.

$682,719,530

Mwh Constructors INC

Broomfield, CO

Mwh Constructors INC is a federal category business profile based in Broomfield, CO. The current public data layer shows $33,970,837 in visible federal obligations across 5 awards or transactions. Department of the Interior appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC Y111.

$0

Stg Pacific, LLC

Anchorage, AK

Stg Pacific, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $30,953,703 in visible federal obligations across 21 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.

$3,455,033

Doyon Project Services, LLC

Federal Way, WA

Doyon Project Services, LLC is a federal alaskan native corporation owned firm profile based in Federal Way, WA. The current public data layer shows $152,245 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 Y199.

$5,609,075