Robert Hirth, Jr.

Robert B. Hirth, Jr.

Bob Hirth serves as COSO Chair and was unanimously elected by the board of its sponsoring organization in June 2013.  His experience includes all of COSO’s mission disciplines; Enterprise Risk Management, Internal Controls and Fraud Deterrence.  He has worked on assignments and made presentations in over 20 countries, serving more than 50 organizations and working closely with board members, C-level executives, finance and accounting personnel as well as public accounting firm partners and employees.


Most recently, he served as a Senior Managing Director of Protiviti, a global internal audit and business risk consulting firm that operates in 22 countries. Prior to that, he was Executive Vice President, global internal audit and a member of the Firm’s sic-person executive management team for the first ten years of Protiviti’s development.


In 2012, Bob was appointed to serve a two year term on the Standing Advisory Group of the Public Company Accounting Oversight Board (PCAOB) and was re-appointed to serve a three-year term ending December 31, 2016.  He became a board member of the Sustainability Accounting Standards Board (SASB) in 2017.


Bob started his career in public accounting and became a global equity partner of Arthur Andersen in 1988.  During his tenure there, he worked in the Dallas, Melbourne Australia, San Jose and San Francisco offices, serving as a partner in both the audit and advisory practices of the firm.  For over 20 years, he practiced as a CPA in Texas and California and also qualified as a chartered accountant and registered company auditor while working in Australia.


In 2013, Bob was inducted into The American Hall of Distinguished Audit Practitioners.  In 2014 and 2015, he served as the Chairman of the IIA'