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Department of the Interior NAICS 541330 and PSC R425 contractors in Virginia

Engineering Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Virginia · Department of the Interior
Last updated: April 8, 2026

Visible recipients

19

Mapped obligations

$20,854,239,484

Cross-code depth

4 filters

Top recipients

Visible recipients tied to Department of the Interior, Virginia, NAICS 541330, and PSC R425

Inalab Consulting, Inc.

Fairfax, VA

Inalab Consulting, Inc. is a federal 8a program participant profile based in Fairfax, VA. The current public data layer shows $26,223,753 in visible federal obligations across 136 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 R499.

$75,255,120

Metron Incorporated

Reston, VA

Metron Incorporated is a federal category business profile based in Reston, VA. The current public data layer shows $19,656,473 in visible federal obligations across 48 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 AD92.

$118,767,792

Goldbelt Nighthawk, LLC

Newport News, VA

Goldbelt Nighthawk, LLC is a federal 8a program participant profile based in Newport News, VA. The current public data layer shows $18,773,695 in visible federal obligations across 28 awards or transactions. Department of Defense 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.

$46,326,483

Digital Consultants, LLC

Alexandria, VA

Digital Consultants, LLC is a federal 8a program participant profile based in Alexandria, VA. The current public data layer shows $14,971,002 in visible federal obligations across 84 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 DF01.

$14,779,012

Icf Incorporated

Fairfax, VA

Icf Incorporated is a federal government profile based in Fairfax, VA. The current public data layer shows $5,505,384 in visible federal obligations across 5 awards or transactions. Department of Health and Human Services 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 R499.

$853,876,748

Southland Industries

Sterling, VA

Southland Industries is a federal category business profile based in Sterling, VA. The current public data layer shows $4,836,806 in visible federal obligations across 15 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.

$97,451,956

Ares Corporation

Mclean, VA

Ares Corporation is a federal category business profile based in Mclean, VA. The current public data layer shows $1,760,163 in visible federal obligations across 16 awards or transactions. National Aeronautics and Space Administration 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 R425.

$256,214,364

Parsons Corporation

Chantilly, VA

Parsons Corporation is a federal category business profile based in Chantilly, VA. The current public data layer shows $15,908 in visible federal obligations across 5 awards or transactions. General Services Administration 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 R706.

$10,445,813

Northrop Grumman Technical Services, Inc.

Mclean, VA

Northrop Grumman Technical Services, Inc. is a federal category business profile based in Mclean, VA. The current public data layer shows -$1,436,690 in visible federal obligations across 26 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 488190 (Other Support Activities for Air Transportation). The profile also shows meaningful product and service activity in PSC J015.

$1,823,781,975
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