Rob O'Neill

Rob O'Neill

Rob  O'Neill}

CPA | 503-478-2339



Rob has practiced public accounting since 1998, providing state and local tax advisory and compliance services to large multistate and multinational companies and their owners in various industries. He also advises clients on incentives related to corporate expansions, acquisitions, dispositions, reorganizations, and entity simplification projects.

Throughout his career, Rob has managed several large multistate reverse sales and use tax audits and income and franchise tax refund engagements, recovering millions in overpaid taxes. Rob has also managed and delivered voluntary disclosure services and/or audit defense services in most every state. He has experience with advising clients on nexus-related issues and product sales and use taxability for various types of transactions in 50 states. He also has extensive experience in consulting on multistate tax incentives including zone, wage, and investment-based tax incentives and grants. Rob and his team have assisted with the monetization of over $500 million in transferable tax credits.

He is a frequent speaker at regional tax conferences and regularly contributes articles to regional and industry-specific trade journals.

Selected Publications

Selected Speaking Engagements

  • Got a Tax Credit You Can't Use? You Can Sell It.
    American Public Media’s Marketplace (Online, August 2014)
  • State Legislative Update
    2013 Rogue Valley Symposium (September 2013)
  • Overview of State & Local Tax for International Businesses
    International Praxity Tax Conference (June 2013)
  • Clean Technology Update
    Annual Technology Conference (June 2013)
  • State & Local Tax Update
    National SALT Praxity Conference (November 2012)
  • Recent State Tax Legislative Changes – Traps & Opportunities
    National Building Opportunity Conference (October 2012)
  • Current Trends in Sales Tax Compliance
    National Credit Managers Conference Credit Group (August 2012)

Professional Affiliations

  • Member, American Institute of Certified Public Accountants
  • Member, Oregon Society of Certified Public Accountants


  • BA, business administration, Gonzaga University