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Department of Energy NAICS 541990 and PSC R799 contractors

All Other Professional, Scientific, and Technical 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 Energy.

Department of Energy · NAICS 541990 · PSC R799
Last updated: April 8, 2026

Visible recipients

6

Mapped obligations

$1,434,885,710

State overlap

4

Top recipients

Visible recipients in the Department of Energy overlap of NAICS 541990 and PSC R799

Chenega Government Consulting, LLC

Chesapeake, VA

Chenega Government Consulting, LLC is a federal 8a program participant profile based in Chesapeake, VA. The current public data layer shows $250,368,522 in visible federal obligations across 5 awards or transactions. Department of Energy 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 R499.

$60,541,968

Peraton Risk Decision Inc.

Loveland, CO

Peraton Risk Decision Inc. is a federal category business profile based in Loveland, CO. The current public data layer shows $210,620,024 in visible federal obligations across 54 awards or transactions. Office of Personnel Management appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561611 (Investigation and Personal Background Check Services). The profile also shows meaningful product and service activity in PSC R422.

$193,636,579

Black & Veatch Special Projects Corp.

Overland Park, KS

Black & Veatch Special Projects Corp. is a federal category business profile based in Overland Park, KS. The current public data layer shows $67,934,975 in visible federal obligations across 145 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 C214.

$645,538,851

Alutiiq Solutions, LLC

Anchorage, AK

Alutiiq Solutions, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $36,091,885 in visible federal obligations across 72 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541618 (Other Management Consulting Services). The profile also shows meaningful product and service activity in PSC R408.

$95,109,953

Parsons Government Services International Inc.

Pasadena, CA

Parsons Government Services International Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $19,324,124 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 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R425.

$400,831,125

Paragon Technical Services, Inc.

Hilliard, OH

Paragon Technical Services, Inc. is a federal category business profile based in Hilliard, OH. The current public data layer shows $16,565,776 in visible federal obligations across 16 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561612 (Security Guards and Patrol Services). The profile also shows meaningful product and service activity in PSC R499.

$39,227,234