Agency + NAICS page

Environmental Protection Agency NAICS 541310 contractors

Architectural Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Environmental Protection Agency.

Agency: Environmental Protection Agency
Last updated: April 7, 2026

Visible recipients

7

Mapped obligations

$594,710,865

Top PSC links

4

Top recipients

Visible recipients tied to Environmental Protection Agency and NAICS 541310

Aecom Technical Services, Inc.

Los Angeles, CA

Aecom Technical Services, Inc. is a federal category business profile based in Los Angeles, CA. The current public data layer shows $294,508,288 in visible federal obligations across 1,077 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$373,870,762

Tetra Tech, Inc.

Pasadena, CA

Tetra Tech, Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $130,835,501 in visible federal obligations across 260 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

$102,366,297

Ea Engineering, Science, And Technology, Inc., Pbc

Hunt Valley, MD

Ea Engineering, Science, And Technology, Inc., Pbc is a federal category business profile based in Hunt Valley, MD. The current public data layer shows $92,540,844 in visible federal obligations across 522 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.

$1,125,285

Black & Veatch Special Projects Corp.

Overland Park, KS

Black & Veatch Special Projects Corp. is a federal category business profile based in Overland Park, KS. The current public data layer shows $67,934,975 in visible federal obligations across 145 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C214.

$115,640,220

Kleinfelder INC

Rancho Cordova, CA

Kleinfelder INC is a federal category business profile based in Rancho Cordova, CA. The current public data layer shows $30,745,589 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 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C211.

$1,829,609

Michael Baker International Holdco Corporation

Moon Township, PA

Michael Baker International Holdco Corporation is a federal category business profile based in Moon Township, PA. The current public data layer shows $23,540,961 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 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C219.

-$57,077

Farnsworth Group, INC

Bloomington, IL

Farnsworth Group, INC is a federal category business profile based in Bloomington, IL. The current public data layer shows $9,309,109 in visible federal obligations across 5 awards or transactions. Small Business Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC C1DB.

-$64,231