Federal NAICS Codes

NAICS 541620: Environmental Consulting Services

Explore obligations, trends, recent awards, and incumbent contractors for NAICS 541620.

NAICS 541620 federal market metrics

Total obligations
$53.6B
Total awards
74,279 awards
Active obligations
$3B
Size standard
$19,000,000 receipts

What this NAICS covers

NAICS 541620 covers environmental consulting services such as site assessments, regulatory compliance support, environmental sampling and monitoring, impact analyses, remediation planning assistance, and preparation of environmental reports and permits.

Federal opportunities under 541620 typically involve delivering technical studies and documentation to meet statutory environmental requirements, performing field sampling and data interpretation, preparing compliance or permitting packages, and advising project teams on mitigation and remediation options.

FY2025 snapshot

Obligations
$730.8M
Awards
1,914
Average award
$381.8K
Change from FY2024
-40.9%

Recent awards

Search contractors

$19,965

PANGIS, INC.

Farm Production and Conservation Business Center

PIID
12FPC326P0029
PSC
F999 - OTHER ENVIRONMENTAL SERVICES

$98,429

PINYON-SUNDANCE JV, LLC

Bureau of Reclamation

PIID
140R6026F0054
PSC
B599 - SPECIAL STUDIES/ANALYSIS- OTHER

$83,781

WESTON SOLUTIONS INC

Environmental Protection Agency

PIID
68HE0726F0127
PSC
R429 - SUPPORT- PROFESSIONAL: EMERGENCY RESPONSE/DISASTER PLANNING/PREPAREDNESS SUPPORT

$90,156

ONEIDA ENVIRONMENTAL, LLC

Bureau of Reclamation

PIID
140R2026F0041
PSC
B521 - SPECIAL STUDIES/ANALYSIS- HISTORICAL

$2,740

PATRICIA L EGGLESTON

Bureau of Reclamation

PIID
140R6026P0061
PSC
B503 - SPECIAL STUDIES/ANALYSIS- ARCHEOLOGICAL/PALEONTOLOGICAL

$920,646

THE CADMUS GROUP LLC

Federal Emergency Management Agency

PIID
70FB8026F00000047
PSC
R699 - SUPPORT- ADMINISTRATIVE: OTHER

FAQ

What work fits NAICS 541620?
  • Phase I environmental site assessments and historical records review to identify potential contamination risks prior to property acquisition.
  • Preparation of environmental assessment reports, impact analyses, and mitigation plans to support project decision processes.
  • Contaminated site investigation and conceptual remediation alternatives including sampling plans, data interpretation, and cost estimating support.
  • Compliance audits and preparation of permit application support, monitoring plans, and technical advisory services during project planning.
When is NAICS 541620 a weak fit?
  • Environmental laboratory analysis contracts that perform sample testing and laboratory certification, which require accredited lab operations rather than consulting deliverables and reports.
  • Remediation construction contracts that implement soil excavation, demolition, or in-situ treatment and require construction execution capacity distinct from consulting recommendations.
  • Manufacture or installation of environmental monitoring instrumentation where the primary activity is equipment production and installation rather than technical advisory services.
What solicitation language points to NAICS 541620?
  • Statement of work requests deliverables such as site assessment reports, technical memoranda, sampling plans, and conceptual remediation options.
  • Labor categories requested are environmental scientists, subject-matter technical advisors, or compliance specialists with demonstrated consulting experience and technical reports.
  • Evaluation criteria emphasize technical approach, past performance on environmental studies, and the quality of proposed methodologies for field investigations and data interpretation.

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