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Department of the Interior NAICS 541512 and PSC R799 contractors

Computer Systems Design Services. SUPPORT- MANAGEMENT: OTHER. 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 R799
Last updated: April 8, 2026

Visible recipients

8

Mapped obligations

$2,725,230,515

State overlap

3

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541512 and PSC R799

Icf Incorporated, L.l.c.

Reston, VA

Icf Incorporated, L.l.c. is a federal category business profile based in Reston, VA. The current public data layer shows $271,970,237 in visible federal obligations across 1,306 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.

$936,284,663

Abacus Technology Corporation

Chevy Chase, MD

Abacus Technology Corporation is a federal asian pacific american owned business profile based in Chevy Chase, MD. The current public data layer shows $54,153,079 in visible federal obligations across 113 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 517110 (Wired Telecommunications Carriers). The profile also shows meaningful product and service activity in PSC D301.

$275,890,634

Koniag Management Solutions LLC

Anchorage, AK

Koniag Management Solutions LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $40,896,713 in visible federal obligations across 184 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 DA10.

$240,150,368

Clinical Research Management,

Hinckley, VA

Clinical Research Management, is a federal category business profile based in Hinckley, VA. The current public data layer shows $28,902,501 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 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC D302.

$104,905,351

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.

$97,773,030

Spry Methods, Inc.

Mc Lean, VA

Spry Methods, Inc. is a federal 8a program participant profile based in Mc Lean, VA. The current public data layer shows $7,318,699 in visible federal obligations across 47 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.

$128,182,842

West 4th Strategy, LLC

Mc Lean, VA

West 4th Strategy, LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $6,541,582 in visible federal obligations across 90 awards or transactions. Department of Justice 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.

$5,758,964

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.

$936,284,663