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Department of the Interior NAICS 541512 and PSC D399 contractors

Computer Systems Design Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of the Interior.

Department of the Interior · NAICS 541512 · PSC D399
Last updated: April 6, 2026

Visible recipients

23

Mapped obligations

$25,176,638,056

State overlap

4

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541512 and PSC D399

Technatomy Corporation

Fairfax, VA

Technatomy Corporation is a federal category business profile based in Fairfax, VA. The current public data layer shows $35,980,007 in visible federal obligations across 56 awards or transactions. Department of Veterans Affairs 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 D399.

$715,054,278

Lcg Systems LLC

Rockville, MD

Lcg Systems LLC is a federal black american owned business profile based in Rockville, MD. The current public data layer shows $31,956,062 in visible federal obligations across 40 awards or transactions. Department of Health and Human Services 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 D399.

$486,640,551

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

Mantech Gray Hawk Systems, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $28,570,924 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 R425.

$7,035,376

T And T Consulting Services Inc.

Falls Church, VA

T And T Consulting Services Inc. is a federal asian pacific american owned business profile based in Falls Church, VA. The current public data layer shows $25,177,065 in visible federal obligations across 73 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541511 (Custom Computer Programming Services). The profile also shows meaningful product and service activity in PSC R499.

$120,139,157

Caci Enterprise Solutions, LLC

Chantilly, VA

Caci Enterprise Solutions, LLC is a federal category business profile based in Chantilly, VA. The current public data layer shows $24,242,075 in visible federal obligations across 12 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 D399.

$1,391,477,258

Octo Consulting Group LLC

Reston, VA

Octo Consulting Group LLC is a federal 8a program participant profile based in Reston, VA. The current public data layer shows $9,896,605 in visible federal obligations across 35 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 D399.

$879,716,838

Netimpact Strategies INC

Herndon, VA

Netimpact Strategies INC is a federal asian pacific american owned business profile based in Herndon, VA. The current public data layer shows $8,904,526 in visible federal obligations across 46 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 R499.

$140,769,456

Spry Methods, Inc.

Mc Lean, VA

Spry Methods, Inc. is a federal category business profile based in Mc Lean, VA. The current public data layer shows $7,318,699 in visible federal obligations across 46 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 R799.

$111,303,183

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.

$1,073,086,966

Zermount, Inc.

Arlington, VA

Zermount, Inc. is a federal category business profile based in Arlington, VA. The current public data layer shows $4,765,340 in visible federal obligations across 41 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 DJ01.

$94,696,570
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