Environmental, Social and Governance (ESG) Rating Services Market Report 2026

The environmental, social and governance (esg) rating services market size has grown rapidly in recent years. It will grow from $12.3 billion in 2025 to $13.68 billion in 2026 at a compound annual growth rate (CAGR) of 11.2%. The growth in the historic period can be attributed to increasing institutional investor focus on sustainability, expansion of responsible investment practices, growing regulatory emphasis on non-financial disclosures, rising availability of corporate sustainability data, early adoption of esg evaluation frameworks.

The environmental, social and governance (esg) rating services market size is expected to see rapid growth in the next few years. It will grow to $20.69 billion in 2030 at a compound annual growth rate (CAGR) of 10.9%. The growth in the forecast period can be attributed to increasing mandatory esg disclosure requirements, rising integration of esg into capital allocation decisions, growing demand for real-time esg monitoring tools, expansion of esg coverage across private companies, increasing use of ai-driven sustainability analytics. Major trends in the forecast period include increasing demand for standardized esg scoring frameworks, rising adoption of data-driven esg analytics, growing focus on regulatory-aligned esg reporting, expansion of sector-specific esg benchmarking, enhanced integration of esg ratings in investment decisions.

Rising awareness of climate change is expected to drive the growth of the ESG rating services market in the coming years. Growing recognition of climate change impacts - such as extreme weather events and environmental degradation - combined with media coverage and advocacy efforts, is prompting companies to prioritize environmental sustainability and risk management. This trend increases demand for ESG rating services, as organizations seek evaluations of their climate-related performance and resilience strategies. For example, in May 2023, the UK Office for National Statistics reported that 64 % of adults in Great Britain were somewhat or very concerned about the impacts of climate change over the past year, indicating widespread public attention to environmental issues. Consequently, climate change awareness is fueling the expansion of the ESG rating services market.

Companies in the ESG rating services market are focusing on innovative solutions such as ESG ratings support and analytics services that leverage data-driven frameworks. These services provide transparent, standardized sustainability performance evaluations, helping investors, regulators, and corporates make informed decisions. ESG Ratings Support Services assist organizations in managing, reporting, and improving their ESG performance for rating agencies and stakeholders. For instance, in February 2025, Diginex Limited, a UK-based technology firm, launched its ESG Ratings Support Service to help businesses enhance their ESG scores across global rating agencies including CDP, EcoVadis, Sustainable Fitch, S&P, and Sustainalytics. Integrated with Diginex’s diginexESG platform - which supports 17 global frameworks such as GRI, SASB, and TCFD - the service provides end-to-end assistance from materiality assessments and data management to stakeholder engagement and report generation. Key features include tailored improvement recommendations, robust framework alignment, and tools for effective stakeholder communication, offering a significant improvement over traditional ESG reporting processes.

In November 2025, Position Green AS, a Norway-based sustainability software and advisory firm, acquired Factlines. This acquisition enhances Position Green’s ESG service and analytics platform by incorporating Factlines’ supply chain transparency and risk assessment capabilities, enabling more comprehensive ESG rating, compliance, and reporting solutions for institutional clients and corporate users. Factlines specializes in supply chain sustainability, human rights due diligence, and operational risk assessment, helping organizations monitor and improve ESG performance across complex supplier networks.

Major companies operating in the environmental, social and governance (esg) rating services market are Deloitte Touche Tohmatsu Limited, PricewaterhouseCoopers International Limited, Ernst & Young Global Limited, KPMG International Limited, S&P Global Inc., Deutsche Börse AG, Thomson Reuters Corporation, LSEG Data & Analytics, Bureau Veritas, Moody's Corporation, UL LLC, MSCI Inc., Morningstar Inc., CRISIL Limited, EcoVadis Inc., Institutional Shareholder Services Inc., Sustainalytics B.V., Confluence Technologies Inc., US Green Building Council, RepRisk AG, Vigeo Eiris, Clarity AI Inc., Arabesque S-Ray GmbH, Truvalue Labs Inc.

North America was the largest region in the ESG rating services market in 2025. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in the environmental, social and governance (esg) rating services market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the environmental, social and governance (esg) rating services market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

The ESG rating services market includes revenues earned by entities by providing services such as comprehensive ESG data collection, analysis, and reporting, as well as benchmarking companies against industry standards. The market value includes the value of related goods sold by the service provider or included within the service offering. Only goods and services traded between entities or sold to end consumers are included.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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