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Department of Defense NAICS 237110 and PSC Y299 contractors

Water and Sewer Line and Related Structures Construction. CONTRUCT/ALL OTHER NON-BLDG FACS. 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 237110 · PSC Y299
Last updated: April 7, 2026

Visible recipients

4

Mapped obligations

$194,806,279

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 237110 and PSC Y299

The Haskell Company

Jacksonville, FL

The Haskell Company is a federal category business profile based in Jacksonville, FL. The current public data layer shows $239,757,368 in visible federal obligations across 29 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.

$171,442,769

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.

$2,547,644

Tetra Tech Construction, Inc.

Gloversville, NY

Tetra Tech Construction, Inc. is a federal category business profile based in Gloversville, NY. The current public data layer shows $9,905,733 in visible federal obligations across 4 awards or transactions. Department of Agriculture 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 Y219.

-$94,326

Healy Tibbitts Builders, Inc.

Aiea, HI

Healy Tibbitts Builders, Inc. is a federal category business profile based in Aiea, HI. The current public data layer shows $557,260 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 Z1KF.

$20,910,192