United States

Tim Tiefenthaler

Northwest Market Leader

Areas of focus: Banking, Fintech


Tim is the Bay Area Office Leader and the Market Leader for the Northwest Region. Tim has over 30 years of public accounting experience and devotes nearly 100% of his client service time providing professional services to the firm’s banking and fintech clients. Tim has been involved in 10 successful IPOs and often functions as the partner, engagement quality reviewer and/or SEC reviewer on the firm’s larger banking clients, including banks with over $20 billion in assets. Tim leads the firm’s National Fintech Steering Committee and was a previous member of RSM’s National Financial Institutions Steering Committee and the firm’s Financial Institutions Insights editorial board. Tim completed a four-year term as a member of RSM’s Board of Directors, 2007-2011.

Professional affiliations and credentials

  • Certified Public Accountant - licensed in California, Nevada, Utah and Arizona
  • American Institute of Certified Public Accountants


  • Bachelor of Arts, accounting, Buena Vista College, Storm Lake, Iowa

Office Location

  • San Francisco


To discuss how our team can help your business, contact us by phone 800-274-3978.