Paul Treinen, Managing Partner, White Nelson Diehl Evans
WHY: Took over from Dave Doran last year as head of Irvine-based accounting firm, second-largest such firm with HQ in OC. Joined firm in 1990, became a partner in 2001. Specializes in corporate and passthrough taxation. Works with a variety of industries, including manufacturing and distribution, hospitality, retail, real estate, and senior care and aging services.
RECENT: Over the last couple of years, has developed an interest in psychology and what inspires and motivates people to succeed.
QUOTABLE: “I think all people, regardless of fees or services need to be treated fairly, with respect, and in a timely manner,” he says on company website.