REPORT INTRODUCTION
Environment Analyst’s annual Market Assessments are industry-leading reports that offer a unique window into market dynamics, competitor rankings, revenue breakdowns, M&A insights and growth opportunities in the environmental & sustainability consulting sector.
We publish assessments and accompanying data-packs on the global, UK and US markets, with trusted data sourced from our annual company surveys, and continuous engagement with and direct verification from profiled firms.
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Environment Analyst members can download the reports for free below. Non-members will need to join our membership community.
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Become a member and enjoy company-wide, unrestricted access to our entire global & UK market intelligence libraries, including our market assessments, data-sets, M&A report, Top 100 E&S consulting rankings, competitor profile dashboards, market insight reports and news.
Members also receive a dedicated company analyst to ensure your research needs are met, invites to Business Leaders' Forum, discounts/inclusive tickets to our events and discounted sponsorship opportunities.
Each Market Assessment contains an executive summary report, and is accompanied by an Excel data-pack which includes:
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Industry rankings tables
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Benchmark data and KPIs (including year-on-year growth, average contract value, revenue per head and industry M&A activity by transaction and value)
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Revenue breakdowns by company, region, service area and client sector (for the latest FY2023 year and a decade of historic data)
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Industry M&A transaction & structure analysis
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Forecast market growth by region, client sector and service area to 2028*
Non-members can view the full list of contents and figures for our recent Global Market Assessment here.
*For reports published from 2025
CONTENTS
GLOBAL MARKET ASSESSMENT
This study is based on data compiled for 35 of the leading international E&S consulting firms, who had a combined revenue of $35.3bn in 2023 and together account for 65% of the global E&S consulting market. The report finds the market soared to $54.7bn in 2023, marking double-digit growth for the second consecutive year, and is forecasted to further grow to $82.8bn by 2028.
Included companies: AECOM, Anthesis, Antea Group, Apex Companies, APTIM, Arcadis, Arup, AtkinsRéalis, Aurecon, Burns & McDonnell, EA Engineering, ERM (Environmental Resources Management), GHD, HDR, ICF, Inogen Alliance (excl Antea Group)*, Jacobs, Kleinfelder, Montrose Environmental, Mott MacDonald, NV5, Ramboll, Royal HaskoningDHV, RSK, SLR Consulting, Stantec, SWCA, Sweco, TAUW, Terracon, Tetra Tech Inc, TRC Companies, Woodard & Curran, Worley Consulting, and WSP.
The report and data pack are based on data from 27 leading US E&S consulting firms who account for 75% of the total US market, and provides critical insights into market dynamics, industry rankings, revenue breakdowns, M&A activity and forecasted growth.
The report reveals the market surged to $22.3bn in 2023, marking a 20% year-on-year increase and almost triple earlier forecasts, but political and economic conditions are expected to slow growth significantly, with our model forecasting the sector to reach $29.2bn by 2028, at a CAGR of 5.5%.
Included companies: AECOM, Anthesis, Antea Group, Apex Companies, APTIM, Arcadis, Arup, AtkinsRéalis, Aurecon, Burns & McDonnell, EA Engineering, ERM (Environmental Resources Management), GHD, HDR, ICF, Inogen Alliance (excl Antea Group)*, Jacobs, Kleinfelder, Montrose Environmental, Mott MacDonald, NV5, Ramboll, Royal HaskoningDHV, RSK, SLR Consulting, Stantec, SWCA, Sweco, TAUW, Terracon, Tetra Tech Inc, TRC Companies, Woodard & Curran, Worley Consulting, and WSP.
US MARKET ASSESSMENT
UK MARKET ASSESSMENT
This study is based on data compiled for 25 of the leading UK E&S consulting firms, who make up around 75% of the total UK E&S consulting market, with the "Big 5" UK leaders alone accounting for 44%. The report shows the UK market recorded extraordinary growth of 48%, reaching £2.9bn in 2022, and is expected to reach a total of £4.9bn by 2027.
Leading 25 UK companies: AECOM, Anthesis Group,
APEM, Arcadis, Arup, AtkinsRéalis, Bureau Veritas, Environmental Resources Management (ERM), Jacobs, JBA Consulting, Logika Group, LUC, Lucion Group, Mott MacDonald, Ramboll, Ricardo Energy & Environment, Royal HaskoningDHV, RSK Group, SLR Consulting, Stantec, Sweco, Temple Group, Tetra Tech Europe, Worley Consulting & WSP.
OUR MARKET DEFINITION
Environment Analyst’s definition of environmental & sustainability consulting is:
"The provision of specialist technical, management, risk, analytics and strategic advisory services to help organisations understand, manage, and minimise their impacts to protect and enhance the environment and communities, and proactively respond to climate change, the nature crisis and associated impacts.”
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Our actionable market intelligence is used by 15,000+ E&S consulting professionals worldwide to inform their business and investment strategies, benchmark performance against competitors, and understand how to adjust to align with evolving markets and global trends to reach strategic goals.
"We base lots of our decisions on the information Environment Analyst shares every year, and it helps us determine the direction of our business. It's the anchor of our business strategy."
Itza Acosta, VP I Global Head of Marketing and Communications, Earth and Environment at WSP
"Environment Analyst provides critical insights into the evolving landscape and trends within the environmental and sustainability consulting industry. The comprehensive data presented in their market intelligence reports helps us stay informed and ahead of the curve, ensuring we can effectively advise our clients on navigating complex ESG challenges and achieving their business goals.”
Raimond Baumans, Chief Marketing Officer at Antea Group USA
“RSK greatly values the research and data-supported intelligence gathered by Environment Analyst for its Global Market Assessment report. The comprehensive dataset supports our own analysis of the global picture including specific regional and sector trends that may be factored into our M&A strategy.”
Jessica Sparkes, Group Strategy, Communications & Marketing Director at RSK
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