Agency + NAICS page

Department of Homeland Security NAICS 541330 contractors

Engineering Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security
Last updated: April 6, 2026

Visible recipients

88

Mapped obligations

$217,943,326,428

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 541330

Guidehouse Digital LLC

Mc Lean, VA

Guidehouse Digital LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $116,712,874 in visible federal obligations across 385 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC D318.

$59,936,460

Asrc Federal Field Services, LLC

Beltsville, MD

Asrc Federal Field Services, LLC is a federal alaskan native corporation owned firm profile based in Beltsville, MD. The current public data layer shows $103,924,822 in visible federal obligations across 204 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC S216.

$36,114,585

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

Nv5 Geospatial, Inc.

Saint Petersburg, FL

Nv5 Geospatial, Inc. is a federal category business profile based in Saint Petersburg, FL. The current public data layer shows $90,434,064 in visible federal obligations across 132 awards or transactions. Department of the Interior appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541360 (Geophysical Surveying and Mapping Services). The profile also shows meaningful product and service activity in PSC C219.

$22,214,474

Karsun Solutions LLC

Herndon, VA

Karsun Solutions LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $83,844,223 in visible federal obligations across 125 awards or transactions. Department of Transportation appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC R425.

$2,501

Akima Systems Engineering LLC

Herndon, VA

Akima Systems Engineering LLC is a federal 8a program participant profile based in Herndon, VA. The current public data layer shows $76,312,079 in visible federal obligations across 235 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$84,256,967

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Wsp USA Environment & Infrastructure Inc. is a federal category business profile based in Blue Bell, PA. The current public data layer shows $75,654,386 in visible federal obligations across 310 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 Z2NA.

$226,190,146

Mantech Srs Technologies, Inc.

Herndon, VA

Mantech Srs Technologies, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $74,933,149 in visible federal obligations across 78 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.

$470,996,848

Lb & B Associates INC

Columbia, MD

Lb & B Associates INC is a federal category business profile based in Columbia, MD. The current public data layer shows $72,468,575 in visible federal obligations across 253 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC J069.

$402,447,991

Imagine One Technology & Management LTD

Lexington Park, MD

Imagine One Technology & Management LTD is a federal category business profile based in Lexington Park, MD. The current public data layer shows $64,402,106 in visible federal obligations across 49 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 D306.

$472,750,803
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