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John Marshall

John Marshall

Senior Counsel

John is a Senior Counsel with more than 40 years’ experience working with businesses and non-profit organizations. His expertise is primarily with closely held companies in tax planning, business succession planning and various business and financial matters. He serves clients mainly in medical practices, real estate, manufacturing, construction and distributions businesses. John was a founding member of Testone, Marshall & Discenza, CPAs, which merged into the firm in 2015.

John enjoys playing golf, travelling with his wife, and spending time with their four sons and grandchildren. He has been involved on the Christian Brothers Academy Board of Trustees for more than 25 years, co-chairs their current capital campaign, and emcees their annual LaSallian Dinner and Auction. He also chairs the Finance Committee of St. Joseph’s Health and manages the annual bocce tournament at Festa Italiana Syracuse.

Professional Affiliations

  • Estate Planning Council of Central New York


  • CPA
  • CGMA

Community Involvement

  • St. Joseph’s Health Board of Trustees
  • Christian Brothers Academy
  • Le Moyne College Madden School of Business Advisory Board
  • Festa Italiana Syracuse