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Department of Homeland Security NAICS 541310 and PSC C219 contractors

Architectural Services. ARCHITECT AND ENGINEERING- GENERAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 541310 · PSC C219
Last updated: April 7, 2026

Visible recipients

6

Mapped obligations

$528,336,028

State overlap

4

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541310 and PSC C219

Waller, Todd & Sadler, A Woolpert Company, LLC

Virginia Beach, VA

Waller, Todd & Sadler, A Woolpert Company, LLC is a federal category business profile based in Virginia Beach, VA. The current public data layer shows $40,438,531 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 541310 (Architectural Services). The profile also shows meaningful product and service activity in PSC C211.

$27,047,752

Moffatt & Nichol

Long Beach, CA

Moffatt & Nichol is a federal category business profile based in Long Beach, CA. The current public data layer shows $30,284,825 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.

$130,197,938

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.

$19,313,352

Huitt-zollars, Inc.

Fort Worth, TX

Huitt-zollars, Inc. is a federal category business profile based in Fort Worth, TX. The current public data layer shows $18,471,942 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.

$15,579,883

Aecom Services, LLC

Arlington, VA

Aecom Services, LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $7,907,100 in visible federal obligations across 82 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.

$217,924,312

Atkins North America, Inc.

Dallas, TX

Atkins North America, Inc. is a federal category business profile based in Dallas, TX. The current public data layer shows $732,372 in visible federal obligations across 8 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.

$118,272,791