NAICS + PSC page

NAICS 541990 and PSC R425 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541990 + PSC R425
Last updated: April 6, 2026

Visible recipients

27

Mapped obligations

$32,492,476,757

State overlap

0

Top recipients

Visible recipients in the NAICS 541990 and PSC R425 overlap

Bixal Solutions Incorporated

Rileyville, VA

Bixal Solutions Incorporated is a federal category business profile based in Rileyville, VA. The current public data layer shows $26,166,363 in visible federal obligations across 98 awards or transactions. Department of Health and Human Services 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.

$63,091,758

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.

$505,197,234

Abt Global LLC

Cambridge, MA

Abt Global LLC is a federal category business profile based in Cambridge, MA. The current public data layer shows $18,741,318 in visible federal obligations across 45 awards or transactions. Agency for International Development 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.

$3,903,333,734

Amentum Environment & Energy, Inc.

Aiken, SC

Amentum Environment & Energy, Inc. is a federal category business profile based in Aiken, SC. The current public data layer shows $5,404,004 in visible federal obligations across 37 awards or transactions. Department of Energy 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.

$645,698,286

Altarum Institute

Novi, MI

Altarum Institute is a federal category business profile based in Novi, MI. The current public data layer shows $2,913,706 in visible federal obligations across 62 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 R408.

$76,029,639

Abt Associates INC

"boston ", MA

Abt Associates INC is a federal recipient profile based in "boston ", MA. The current public data layer shows $2,255,290 in visible federal obligations across 5 awards or transactions. Agency for International Development 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 R421.

$64,412,333

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.

$35,365,542
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