Valley 200 2026: Steven Martini

Founder, Partner, Provisors, Withum

Steve Martini continues to lead among the Valley’s tax accountants at Withum’s Encino office. His CPA firm Martini Partners, which he founded in 1998, merged with the Top-25 Withum in 2022. Prior to forming his namesake firm, Martini served as president and chief executive of a publicly traded company he helped form. He continues to work with clients to help build and grow their companies.

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