Kristen Sullivan

Kristen B. Sullivan is an Audit & Assurance partner with Deloitte & Touche LLP and serves as the Sustainability Services – Marketplace Leader. She also serves as the Deloitte Touche Tohmatsu Limited’s Global Audit & Assurance Sustainability – Marketplace Leader and the Integrated Reporting Community of Practice Leader. Kristen brings extensive experience in delivering sustainability risk assessment, governance, strategy alignment, measurement, reporting, and assurance services.

Given the growing market emphasis on the importance of sustainability standards and frameworks, Kristen chairs the AICPA Sustainability Advisory and Assurance Task Force and the International Sustainability Standards Board (ISSB)/AICPA Task Force. She also represents Deloitte on the GHG Protocol Donor Council, serves as the Deloitte representative on the TNFD (Task Force on Nature Related Financial Disclosure), and previously served on the International Integrated Reporting Council (IIRC) Working Group.

Kristen has authored a number of publications around the importance of sustainability and ESG disclosure and assurance. She was recognized as a 2024 Women in Sustainability Leadership Awards (WSLA) recipient, #23 on the 2023 Onalytica top 50 ESG influencers list, recognized as an ESG, Diversity, and Climate Trailblazer as part of Diligent’s 2023 Modern Governance 100 nominees, and #10 on the 2020 Top 100 Corporate Social Responsibility Influence Leaders list.

Kristen has more than 29 years of experience with Deloitte, beginning her career in Deloitte’s Audit and Advisory Services, working in Deloitte’s National Office in several capacities, and working with the deputy CEO of Deloitte LLP focused on regulatory and public policy matters. Kristen is a CPA (CT, MO) and CGMA and earned IFRS Fundamentals of Sustainability Accounting (FSA) Credential. Kristen completed the Berkeley Law Executive Education Certification: ESG: Navigating the Board’s Role and the Diligent Institute Climate Leadership Certification.