NAICS + PSC page

NAICS 562910 and PSC Y299 contractors

Remediation Services. CONTRUCT/ALL OTHER NON-BLDG FACS. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 562910 + PSC Y299
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$3,306,272,074

State overlap

0

Top recipients

Visible recipients in the NAICS 562910 and PSC Y299 overlap

Tetra Tech Ec, Inc.

San Diego, CA

Tetra Tech Ec, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $418,648,162 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 F108.

$888,506,116

Ahtna Government Services CORP

West Sacramento, CA

Ahtna Government Services CORP is a federal alaskan native corporation owned firm profile based in West Sacramento, CA. The current public data layer shows $68,304,937 in visible federal obligations across 5 awards or transactions. Department of Energy 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.

$65,412,468

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.

$77,426,067

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.

$2,274,927,423