Dennis is a trust and estate attorney who concentrates his practice on estate planning and probate law, including transactions and matters involving sophisticated tax components and has a long history of doing legal and tax consulting work involving the formation, exempt status qualification, tax and legal attributes of unusual contributions, financial management and reporting for public charities, schools, churches and public and private foundations.

Dennis is currently serving on six non-profit boards, and also serves as treasurer and on the executive committee for four of those non-profit organizations. He also designs and drafts charitable trusts and planned gifts for his estate planning clients.

  • Listed in:
    • The Best Lawyers in America®, Litigation and Controversy - Tax; Tax Law, 2013-2024 (listed for more than 10 years)
      • Lawyer of the Year (Fort Myers), Tax Law, 2013, 2016, 2023
  • American Bar Association
  • New York State Bar Association
  • Florida Bar
  • Collier County Bar Association
  • Florida Institute of Certified Public Accountants
  • New York State Society of Certified Public Accountants

  • Highlighted in "Finding lasting happiness in selfless service," Naples Florida Weekly, July 7, 2016

  • Naples Daily News, 2016 25 Over 50
  • Former Adjunct Professor of Law (Taxation), Syracuse University College of Law
  • Former Adjunct Professor of Accounting and Finance, Le Moyne College
  • Treasurer, Executive Committee and Board Member, Community Foundation of Collier County, Inc.
  • Treasurer, Executive Committee and Board Member, Collier Health Services, Inc.
  • Treasurer and Board Member, Healthcare Network of Southwest Florida Foundation
  • Finance Committee and Board Member, The Conservancy of Southwest Florida, Inc.
  • Treasurer and Board Member, Florida Community of Mindfulness, Inc.
  • Executive Committee and Board Member, Park Shore Association, Inc.