Advisory board

The Advisory Board offers advice and support to our executive officer on various projects and programs we administer. The Advisory Board meet at least once a year and includes representatives from various organizations.

Advisory board representatives

Member Role Organization
Karen Brosi Attorney Brosi Tax
Joyce E. Cheng Enrolled Agent California Society of Enrolled Agents (CSEA)
Isai Cortez Attorney Bismark Tax
Julissa de Gonzalez Deputy Director of Legislation and External Affairs Office of Tax Appeals
Colin Grinnell Staff Director Homepage | California State Senate
Rob Gutierrez President and CEO California Taxpayers Association (CalTax)
Rebecca Hoffman Governmental Liaison Internal Revenue Service (IRS)
Chad Van Houten Principal | Tax, Advisory/Valuations California Society of Certified Public Accountants
Danielle Kando-Kaiser Principal Sacramento Lobbying Firm | Kaiser Advocacy | California Government Relations & Policy Experts
Dan Kostenbauder General Counsel and VP, Tax PolicyVice Silicon Valley Leadership Group
Renee Rodda Senior Vice President of Tax and Accounting Spidell Home Page - Spidell
David Ruff Chief Consultant Assembly Committee on Revenue and Taxation
Terry Ryan Senior Tax Director Apple Inc.
Darien Shanske Professor UC Davis School of Law
Saba Shatara Partner Reed Smith LLP
David Sullivan Vice President, US Stakeholder Relations Intuit
Karen De Vaney Director California Tax Education Council (CTEC)
Marilyn Wethekam Of Counsel Council on State Taxation (COST)
Christy Woods Certified Public Accountant (CPA) Duffy Kruspodin, LLP
Kitty Wright Director of State and Local Taxation Program Golden Gate University
Last updated: 02/24/2026