Partner | Deloitte & Touche LLP
CEO | Deloitte Risk & Financial Advisory
John is the Chief Executive Officer of Deloitte Risk & Financial Advisory, where he leads 18,000+ professionals who help organizations navigate a variety of risks, embrace complexity, and accelerate performance. He is passionate about fostering a high-performing and inclusive culture where the team takes pride in serving its overall purpose—to help make the world more trustworthy, resilient, and secure.
John has more than 30 years of combined experience within Deloitte and previously with Arthur Andersen. He has dedicated his career to advising clients on strategy and transformation across a broad spectrum of financial and regulatory matters.
Prior to his current role, John held multiple leadership roles in Deloitte Risk & Financial Advisory, and he also served as Deloitte’s US Firm Deputy Chief Finance Officer and Deloitte Consulting LLP’s Chief Operating Officer. He also serves on Deloitte’s US Executive Leadership Team.
John has served some of Deloitte’s largest clients, primarily in the Health Sciences and Financial Services sectors. He has advised in areas including external and internal audit, controls optimization, operational risk transformation, accounting and reporting, and governance-related services, all with an eye toward guiding organizations to become high performing businesses.
An active alum of the University of Wisconsin-Madison, John serves as an external advisor to the Wisconsin School of Business. He also serves as an external advisor to The Arc Minnesota, a nonprofit organization devoted to promoting and protecting the human rights of people with intellectual and developmental disabilities. He is an active member of AICPA and the Minnesota Society of CPAs.
John and his wife have five grown children and live in Saint Paul, Minnesota. An avid outdoorsman, he enjoys spending time on the water (water skiing and skating) and in the mountains (snow skiing).
Latest from John Peirson
Improve risk management in uncertain times
Proactive approach to reimagining risk management
Deloitte Risk and Financial Advisory perspectives