How Leonard Helps Clients
Leonard is the co-founder of Silverstein and Mullens, which later became part of Buchanan Ingersoll & Rooney PC. He concentrates his practice in estate planning, nonprofit organizations, charitable contributions and representation before the Internal Revenue Service and Treasury Department.
Leonard is a shareholder and a member of the firm's Tax Section, as well as the Business Tax Practice Group.
Leonard's clients have included a number of Fortune 500 companies in the fields of aerospace, pharmaceuticals, entertainment, retail, nonprofit and manufacturing, together with a number of well-known family fortunes. Leonard is founder of the highly regarded Tax Management Portfolio Series. For over 50 years, Tax Management has produced and maintained more than 350 portfolios, monthly journals and periodicals, providing tax professionals and advisors with a sophisticated, but objective analysis, application and interpretation of the Internal Revenue Code. Before he founded his own firm with Richard A. Mullens in 1960, Leonard served as an attorney in the Office of Chief Counsel for the Internal Revenue Service and on the legal advisory staff of the Treasury Department during the legislative development of the Internal Revenue Code of 1954. In that work he specialized in the Corporate Reorganization provisions. His long history of professional and community service includes roles on the Advisory Group of the House Ways and Means Committee in the late 1950s, as executive director of the "Filer" Commission on Private Philanthropy and Public Needs, President Reagan's Committee on the Arts and Humanities and president-elect of Nixon's Task Force on Taxes.
Leonard, a "Commandeur" of the French Legion of Honor, is Counsel and formerly a member of the Board of Directors of the White House Historical Association, member of the board (formerly President) of the Alliance Française of Washington, member of the board of the National Symphony Orchestra (formerly President) and a member of the Trustees’ Council of the National Gallery of Art. He was a member, now honorary, of the Board of Directors of the Movado Group, Inc., was a Director of Chevy Chase Bank and has served as a director of the French-American Foundation and the Choral Arts Society of Washington. He was also treasurer of the Madison Council of the Library of Congress, member of the board (formerly President) of the French-American Cultural Foundation and member and treasurer (formerly Chairman) of the Rostropovich-Vishnevskaya Foundation. He served for 10 years as vice chairman of the John F. Kennedy Center for the Performing Arts, and is currently an active honorary member of the board. Leonard served as an officer in the United States Navy during World War II in the South Pacific.
- “Top Rated Lawyer in Taxation” and an AV® Preeminent distinction, Martindale-Hubbell’s Peer Review Ratings.
Harvard University, LL.B., 1948
Yale University, 1943
- District of Columbia
American Bar Association Section of International Law
District of Columbia Bar
American Law Institute
Alliance Française of Washington
French-American Cultural Foundation
John F. Kennedy Center for the Performing Arts
Madison Council of the Library of Congress.
National Symphony Orchestra
Trustees’ Council of the National Gallery of Art
White House Historical Association