Image: Leon Rittenberg
Leon H. Rittenberg III
Hancock Whitney Center
701 Poydras Street
Suite 5000
New Orleans, Louisiana 70139


Leon Rittenberg III is a New Orleans native. His practice focuses on serving the needs of small and mid-sized businesses and their owners; including philanthropy and non-profit law, taxation, finance, private equity, estate planning, probate, real estate, mergers and acquisitions and related matters. Leon represents the interests of a number of private investors, oil service businesses, marine transportation companies and physician groups. He is a Board Certified Tax Specialist and Board Certified Estate Planning & Administration Specialist, as certified by the Louisiana Board of Legal Specialization. He frequently lectures in areas such as taxation, estate planning and maritime transactions.

Leon is a Fellow of the American College of Tax Counsel. He has been recognized by Chambers USA (Louisiana Marine Finance - 2021; Louisiana Corporate/M&A: Tax section - 2017), Louisiana Super Lawyers (Tax, Estate Planning & Probate and Business/Corporate), and the Best Lawyers in America (Non-Profit/Charities Law and Trusts & Estates) since 2007, and by New Orleans Magazine as one of their “Top Lawyers of New Orleans” for his work in Equipment Finance Law, Mergers & Acquisitions Law and Tax Law. New Orleans City Business selected him for their Leadership in Law class of 2014, which “identifies and honors 50 outstanding legal professionals whose successes in law and contributions to the community have set the pace for the legal community.”

Leon is active in the New Orleans community, serving on the Boards and Executive Committees of numerous non-profit organizations. In 2015, he served as chairman of the Louisiana Board of Legal Specialization’s Tax Law Advisory Committee.

Leon attended the Wharton School of Business of the University of Pennsylvania where he studied economics and graduated magna cum laude. He returned home to attend Tulane University School of Law where he graduated magna cum laude. Leon was a summer associate at the Internal Revenue Service’s Office of Chief Counsel in Washington, D.C., and also served as a law clerk to the Honorable Will Garwood of the U.S. Fifth Circuit Court of Appeal.

Prior to joining Liskow, Leon was a partner at Baldwin Haspel Burke & Mayer. 


  • Advised Hunt Telecommunications LLC in Acquisition
  • Represented Bollinger in Sale
  • Advised Gulfstream Services, Inc. in Sale
  • Advised Performance Energy Services in Sale to Quanta Services
  • Advised Gulf Offshore Logistics in Sale
  • Assisted Bee Mar LLC in Sale
  • Advised Go-Coil in Sale


  • Board Certified Estate Planning & Administration Specialist, Louisiana Board of Legal Specialization
  • Board Certified Tax Specialist, Louisiana Board of Legal Specialization


  • Chambers USA – Louisiana – Marine Finance, 2021
  • Chambers USA – Louisiana Corporate/M&A: Tax section, 2017
  • The Best Lawyers in America, 2007-Present
  • Louisiana Super Lawyers, 2007-Present
  • New Orleans Magazine's List of "Top Lawyers"
  • New Orleans CityBusiness' Leadership in Law, Class of 2014



  • Louisiana Board of Legal Specialization’s Tax Law Advisory Commission
    • Chair (2015)
    • Vice-Chair (2013-2014)
    • Secretary (2012-2013)
    • Member (2011-2017)


  • Goldring/Woldenberg Institute of Southern Jewish Life
    • Board Member (2016-present)
    • Investment Committee Member
    • Development Committee Member
    • Executive Committee Member
  • Jewish Children’s Regional Service
    • President (2013-2015)
    • Third Vice President (2012)
    • Board Member (2010-present)
    • Endowment Committee Member
  • Jewish Endowment Foundation of Louisiana
    • Board Member (2021)
  • Louisiana Chapter of the Association for Corporate Growth
    • President (2009)
    • Board Member (2004-2020)
  • Associated Neighborhood Development
    • President (2009-2013)
  • Chabad at Tulane
    • Advisory Board (2013-2015)
  • Congregation Gates of Prayer
    • Board Member (2013-2016)
    • Board Member (2021- Present)
  • Jewish Federation of Greater New Orleans
    • Board Member (2013-2015)
  • Society of Financial Service Professionals
    • Allied Professionals Committee (June 2002-2020)
  • Planned Giving Committee of Tulane University
    • Past Committee Member
  • Neighborhood Development Foundation
    • Board Member (2002-2014)
    • Secretary (2004-2011)
  • New Orleans Council for Community and Justice
    • Past Board Member
  • Hillel Foundation of New Orleans
    • Director (1999-2001)
    • Past Executive Committee Member
  • Young Leadership Council
    • Past Treasurer
    • Past Board Member
  • Planned Giving Committee of Touro Infirmary
    • Past Committee Member
  • Touro Synagogue
    • Past Vice President
    • Past Secretary and Treasurer
    • Past Board Member