Brian J. Dinsmore

Brian J. Dinsmore, CPA

Of Counsel

Brian is a Certified Public Accountant and has more than 40 years of experience. He holds expertise in the following disciplines:

  • Audit, accounting and advisory services
  • Financial analysis of business operations
  • Internal control reviews and best practices
  • Tax and financial planning for high-net-worth individuals and multi-generational families
  • Tax planning and preparation of federal and state tax returns for privately held corporations and partnerships, trusts, estate, public charities and private foundations
  • Clients include nonprofit organizations, privately held businesses, start-ups, investment companies, real estate and high-net-worth individuals, family groups and trusts

Brian joined Seiler in 1975 at the beginning of his career.

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Professional Memberships

  • American Institute of Certified Public Accountants
  • California Society of Certified Public Accountants


Education / Certification

  • Master's degree in Taxation, Golden Gate University
  • Bachelor’s degree in Business Administration, Georgetown University
  • Certified Public Accountant, California


Community Affiliations

  • Member of Finance, Investment and Audit Committee, Ronald McDonald House
  • Board of Directors, Ronald McDonald House
  • Advisory Committee, Palo Alto Medical Foundation