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.”