Vivian S Tsoi
Senior Director, Head of Tax @Chime
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WORK HISTORY
Senior Director, Head of Tax @Chime
San Francisco, CA, US
I manage the tax function at Chime, a FinTech company, and supported the readiness process leading to CHYM listed in June 2025. I established the tax processes, undertaking US federal and state tax compliance and planning and ASC 740 income tax reporting readiness to build out the tax function. I partner with our cross functional teams to advise and support new product launches, including Form 1099 and sales and use tax reporting.
EDUCATION
University of California, College of the Law, San Francisco (formerly UC Hastings)
JD, Law
University of California, Berkeley, Haas School of Business
BS, Business Administration, Accounting & Finance
ABOUT VIVIAN S TSOI
Strategic and experienced tax professional with a proven track record in US and international tax planning, financial statement tax reporting, IPO readiness, M&A, federal and state and indirect tax compliance, and tax controversy. Proven ability to build and scale tax functions, aligning tax strategies and business goals, and navigating complex regulatory environments.At Chime, served as the first tax hire, establishing its in-house tax function from the ground up and playing a critical role in IPO readiness leading to a successful IPO (CHYM) in June 2025.Previously advised multinational corporations on global expansion and operational structuring including extensive M&A support, including Facebook\'s acquisition of Instagram and WhatsApp.
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