Agency + NAICS page

Department of Defense NAICS 541990 contractors

All Other Professional, Scientific, and Technical Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Defense.

Agency: Department of Defense
Last updated: April 8, 2026

Visible recipients

137

Mapped obligations

$21,703,327,609

Top PSC links

4

Top recipients

Visible recipients tied to Department of Defense and NAICS 541990

Altamira Technologies CORP

Mc Lean, VA

Altamira Technologies CORP is a federal category business profile based in Mc Lean, VA. The current public data layer shows $582,865 in visible federal obligations across 25 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 AD22.

$98,945,073

Technical Assent, LLC

Arlington, VA

Technical Assent, LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $493,831 in visible federal obligations across 35 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R410.

$1,345,421

Koniag Integration Solutions, LLC

Warren, MI

Koniag Integration Solutions, LLC is a federal 8a program participant profile based in Warren, MI. The current public data layer shows $314,323 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 511130 (Book Publishers). The profile also shows meaningful product and service activity in PSC 7650.

$1,438,776

Nv5 Consultants, Inc.

Saint Paul, MN

Nv5 Consultants, Inc. is a federal category business profile based in Saint Paul, MN. The current public data layer shows $66,922 in visible federal obligations across 31 awards or transactions. Department of State 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.

$13,287,223

Acclaim Technical Services, LLC

Reston, VA

Acclaim Technical Services, LLC is a federal category business profile based in Reston, VA. The current public data layer shows $47,308 in visible federal obligations across 13 awards or transactions. Department of Justice appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541930 (Translation and Interpretation Services). The profile also shows meaningful product and service activity in PSC R608.

$1,752,140

Page Southerland Page, Inc.

Albany, NY

Page Southerland Page, Inc. is a federal category business profile based in Albany, NY. The current public data layer shows $2,006 in visible federal obligations across 5 awards or transactions. Department of State 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.

$44,721

Leidos Management Systems Designers, Inc.

Gaithersburg, MD

Leidos Management Systems Designers, Inc. is a federal category business profile based in Gaithersburg, MD. The current public data layer shows -$1,036,062 in visible federal obligations across 9 awards or transactions. Department of the Treasury appears as the strongest visible awarding agency. Top industry concentration is in NAICS 443120 (Computer and Software Stores). The profile also shows meaningful product and service activity in PSC D308.

$54,663,224
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