Industry snapshot
Key public data points
Historical & forecast
Base year 2025. Each series is official through its own latest government-data year (shown in the legend on each chart), and years beyond that are Claight estimates. As of July 2026 the current year is still in progress (2026 annual data is not yet published), so the forecast runs to 2030.
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Connect to an analyst →Industry Definition and Scope
What does the Environmental Consulting in the US industry cover?
Establishments in this industry are primarily engaged in providing expert advice, scientific evaluations, and technical assistance to businesses, government agencies, and other organizations on environmental issues. These services cover a wide range of activities aimed at measuring, controlling, and mitigating ecological hazards.
- •Core activities include environmental impact assessments, ecological restoration planning, and site remediation consulting.
- •Services exclude direct construction-related environmental remediation (NAICS 562910) and standard environmental engineering design (NAICS 541330).
- •Organizations typically employ multidisciplinary teams of scientists, hydrologists, geologists, and technical specialists.
Market Structure and Operators
Who operates in the industry and how is it structured?
The US environmental consulting industry is highly decentralized, consisting of thousands of micro-firms alongside a small cohort of global multidisciplinary engineering and consulting giants. In terms of operations, on-site services such as environmental auditing, soil sampling, and compliance monitoring constitute the majority of day-to-day business.
- •The small business size standard designated by the Small Business Administration (SBA) for this industry is $19 million in average annual receipts.
- •The industry employed approximately 94,800 workers in the US in 2022, representing steady workforce growth from 77,100 in 2010.
- •Geographic concentration of firms is highest in coastal and industrial regions that face intense municipal development and complex regulatory requirements.
Demand Drivers
What drives demand in the industry?
Demand for specialized environmental consulting is tied closely to federal environmental legislation, public infrastructure investments, and municipal zoning. Private sector investments are additionally driven by corporate risk mitigation strategies and commercial construction activities.
- •Major public infrastructure programs, such as the Bipartisan Infrastructure Law and the Inflation Reduction Act, require extensive environmental planning and permitting.
- •Expanding commercial real estate transactions consistently require Phase I and Phase II Environmental Site Assessments (ESAs).
- •Heightened corporate emphasis on ESG (Environmental, Social, and Governance) disclosure and carbon accounting drives recurring, non-project-based advisory mandates.
Competitive Landscape and Notable Public Companies
Who are the notable companies in the industry?
The competitive environment features diverse participants ranging from localized boutique consultancies to publicly traded, multinational professional services corporations. Large integrated firms maintain a competitive edge by offering end-to-end capabilities across water management, design, and regulatory permitting.
- •AECOM is a major global infrastructure and environmental services provider active in US permitting and compliance.
- •Jacobs Solutions Inc. (formerly Jacobs Engineering Group) manages massive industrial water and environmental technical portfolios in the US.
- •Tetra Tech, Inc. is a leading provider of high-end consulting and engineering services, notably expanding its footprint through major acquisitions.
- •Stantec Inc. and WSP Global Inc. are prominent international design and environmental consultancies with significant local US operations.
Recent Trends and Outlook
What are the recent trends and outlook?
Technological advancements are modernizing traditional environmental data collection workflows, with remote sensing and advanced modeling gaining rapid traction. Concurrently, corporate clients are demanding increasingly sophisticated solutions for decarbonization and climate resiliency.
- •Consulting firms are adopting GIS-based mapping, drone-supported aerial surveys, and automated cloud-based reporting to optimize field evaluations.
- •Climate change and carbon management consulting has emerged as one of the fastest-growing service lines within the broader market.
- •Consolidation is ongoing as larger strategic consolidators acquire regional technical boutiques to broaden geographic and technical specialties.
Regulation and Compliance
How is the industry regulated?
Regulatory standards enforced by federal and state agencies act as the primary structural baselines for environmental consulting activity. Organizations rely on consultants to navigate complex permitting procedures and ensure non-compliance risks are systematically controlled.
- •Consulting services are highly dependent on compliance frameworks established under the National Environmental Policy Act (NEPA).
- •Environmental Protection Agency (EPA) rules, such as the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) and Clean Water Act standards, mandate site remediation and monitoring.
- •Evolving standards, such as the EPA's Lead and Copper Rule Improvements (LCRI), dictate technical municipal planning and upgrades through 2030.
Sources
Government, statistical and trade sources used for this Claight analysis.
- U.S. Census Bureau Service Annual Survey 2022 ·
- U.S. Bureau of Labor Statistics Occupational Outlook / Employment Tables 2022 ·
- U.S. Small Business Administration Table of Size Standards ·
- U.S. International Trade Commission Working Paper on Environmental Services 2023
Claight analysis of public industry data.