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Department of Defense NAICS 541620 and PSC R499 contractors

Environmental Consulting Services. SUPPORT- PROFESSIONAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Defense.

Department of Defense · NAICS 541620 · PSC R499
Last updated: April 8, 2026

Visible recipients

16

Mapped obligations

$7,316,999,548

State overlap

4

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 541620 and PSC R499

Chenega Global Services LLC

San Antonio, TX

Chenega Global Services LLC is a federal 8a program participant profile based in San Antonio, TX. The current public data layer shows $335,293,840 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 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC F999.

$48,152,485

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.

$1,867,919,193

Tetra Tech, Inc.

Pasadena, CA

Tetra Tech, Inc. is a federal category business profile based in Pasadena, CA. The current public data layer shows $130,835,501 in visible federal obligations across 260 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 C219.

$1,356,005,949

Src INC

Syracuse, NY

Src INC is a federal category business profile based in Syracuse, NY. The current public data layer shows $104,656,859 in visible federal obligations across 271 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334511 (Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing). The profile also shows meaningful product and service activity in PSC R425.

$651,026,025

Jacobs Engineering Group Inc.

Arlington, VA

Jacobs Engineering Group Inc. is a federal category business profile based in Arlington, VA. The current public data layer shows $91,846,363 in visible federal obligations across 308 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 C211.

$150,787,320

Nv5 Geospatial, Inc.

Saint Petersburg, FL

Nv5 Geospatial, Inc. is a federal category business profile based in Saint Petersburg, FL. The current public data layer shows $90,434,064 in visible federal obligations across 132 awards or transactions. Department of the Interior appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541360 (Geophysical Surveying and Mapping Services). The profile also shows meaningful product and service activity in PSC C219.

$41,228,171

Cdm Smith Inc.

Carlsbad, CA

Cdm Smith Inc. is a federal category business profile based in Carlsbad, CA. The current public data layer shows $81,627,935 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 237990 (Other Heavy and Civil Engineering Construction). The profile also shows meaningful product and service activity in PSC Y244.

$11,344,256

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Wsp USA Environment & Infrastructure Inc. is a federal category business profile based in Blue Bell, PA. The current public data layer shows $75,668,109 in visible federal obligations across 309 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Z2NA.

$330,345,529

Navarro Research And Engineering, Inc.

Oak Ridge, TN

Navarro Research And Engineering, Inc. is a federal category business profile based in Oak Ridge, TN. The current public data layer shows $65,564,010 in visible federal obligations across 102 awards or transactions. Department of Energy appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC R799.

$119,064,222

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Hdr Environmental, Operations And Construction, Inc. is a federal category business profile based in Englewood, CO. The current public data layer shows $59,678,442 in visible federal obligations across 109 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 C211.

$209,951,141
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