State + agency + NAICS page

Department of Homeland Security NAICS 541330 contractors in California

Engineering Services. Use this deeper state-buyer-industry page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

California + Department of Homeland Security
Last updated: April 6, 2026

Visible recipients

5

Mapped obligations

$1,208,736,865

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security, California, and NAICS 541330

Bae Systems San Diego Ship Repair Inc.

San Diego, CA

Bae Systems San Diego Ship Repair Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $421,822,206 in visible federal obligations across 204 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336611 (Ship Building and Repairing). The profile also shows meaningful product and service activity in PSC J999.

$5,954,450

Techflow, Inc.

San Diego, CA

Techflow, Inc. is a federal category business profile based in San Diego, CA. The current public data layer shows $245,142,820 in visible federal obligations across 35 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 811219 (Other Electronic and Precision Equipment Repair and Maintenance). The profile also shows meaningful product and service activity in PSC J063.

$46,513,236

L3harris Interstate Electronics Corporation

Yorba Linda, CA

L3harris Interstate Electronics Corporation is a federal category business profile based in Yorba Linda, CA. The current public data layer shows $138,604,778 in visible federal obligations across 40 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 H914.

$1,104,254,164

General Atomics Systems Integration, LLC

San Diego, CA

General Atomics Systems Integration, LLC is a federal category business profile based in San Diego, CA. The current public data layer shows $97,803,331 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 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC B599.

$28,253,992

Dt Professional Services, LLC

Moorpark, CA

Dt Professional Services, LLC is a federal 8a program participant profile based in Moorpark, CA. The current public data layer shows $13,423,477 in visible federal obligations across 59 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 R425.

$23,761,023