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Dennis Olle’s extensive corporate practice includes matters related to capital formation, both public and private offerings, public (SEC) filings, and M&A transactions. He also counsels clients in a wide array of general corporate matters, including issues related to corporate disclosures and corporate governance.


  • AV Rated by Martindale-Hubbell
  • The Best Lawyers in America, Commercial Litigation, International Mergers and Acquisitions (2008–2024)
  • Who's Who Legal: M&A and Governance (2019)
  • The Legal 500, Mergers & Acquisitions (2014, 2019)
  • Top Lawyers, South Florida Legal Guide (2009–2010)

Professional & Community Involvement

  • The Florida Bar (1976–present)
    • Business Law Section
  • North American Butterfly Association
    • Director (2007–present)
  • Miami Blue Chapter, North American Butterfly Association
    • President (2004–2010; 2020–present)
    • Vice President and Director, Conservation Programs (2010–2019)
  • Tropical Audubon Society, Miami
    • Advisory Board Member (2012–present)
    • President (1992–1996) and Director (1982–2012)
  • Imperiled Butterfly Working Group (2014–present)
  • Eagle Scout
  • Boy Scouts of America, Troop 767
    • Assistant Scoutmaster (1992–1998)
  • The Barnacle Society
    • Director (1992–1995)
  • Biscayne Bay Partnership Initiative
    • Regulatory Survey Team Member (2000)
  • Dade County/Florida Keys Water Supply
    • Plan Advisory Committee Member (1994)
  • National Audubon Society Environmental Economics Council, Miami (1996–2001)
  • Public Health and Environmental Degradation Task Force
    • Miami River Coordinating Committee Chairman (1994)
  • South Florida Water Management District
    • Citizen’s Committee
    • Chairman, South Dade Watershed Plan (1995–1996)

Speaking Engagements

  • "Merger/Acquisition/Succession Planning: Compliance and Tech Requirements," ComplyConnect Conference & Expo (November 2022)
  • "Corporate Issues and Institutional Investors," Corporate Governance Forum, Miami Herbert Business School (March 2020)
  • "Ethics: VW Emissions Case Study," Carlton Fields In-House Counsel Forum, Orlando, FL (March 2016)
  • "Reinventing the In-House Legal Business Model," Carlton Fields In-House Counsel Forum, Orlando, FL (March 2015)



  • Columbia Law School (J.D., with honors, 1976)
    • Harlan Fiske Stone Scholar
  • Rice University (B.A., 1975)

Bar Admissions

Court Admissions

Calling the Wild

For more than 60 years, Dennis has traveled the country in search of the most exotic birds. Walk with him as he dreams of passing the tradition onto his grandchildren to keep birding alive for generations to come.


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