Harvard Law School,
J.D., 1972
Washington University in St. Louis,
A.B., 1969
Missouri
Missouri Bar
American Bar Association
Section of Taxation
Bar Association of Metropolitan St. Louis
American College of Trust and Estate Counsel
National Association of College and University Attorneys (NACUA)
New York University School of Law, National Center on Philanthropy and the Law
Recipient of the Hartman Axley Lifetime Service Award from from the National Association of Estate Planning Councils, November 2023
Listed in Missouri & Kansas Super Lawyers, 2005-2019 (by Thomson Reuters)
Listed in The Best Lawyers in America, 1989-2025 (by BL Rankings)
Listed in Chambers USA for Wealth Management, 2009-2022 (by Chambers & Partners)
Named Lawyer of the Year for Non-Profit/Charities Law in St. Louis by Best Lawyers (by BL Rankings) 2011, 2015, 2025
Named Lawyer of the Year for Trusts and Estates in St. Louis by Best Lawyers, 2010, 2013 (by BL Rankings)
Thompson Coburn LLP
Partner, 1999-Present
Stolar Partnership
Partner, 1988-1999
Husch Eppenberger
Partner, 1979-1988
Associate, 1972-1979
Citizens for Modern Transit
General Counsel, Board Member
Saint Louis Symphony Orchestra
Trustee, General Counsel, and Member of Executive Committee
Saint Louis Zoo Association
Past Board of Trustees Member, and Past Member of Executive Committee
American Civil Liberties Union of Eastern Missouri
Former President and Board Member
Radio Arts Foundation
Board Chair
American Council on Gift Annuities
Board Member
Larry serves clients in the firm's Private Client Services practice. He is a nationally-recognized authority on estate planning and planned giving, and is an advisor to charitable organizations both locally and nationally.
He is a frequent speaker around the country to professional groups. He appears annually on several American Bar Association-American Law Institute estate planning programs and has spoken at many other national tax institutes, including the Notre Dame Tax Institute, the University of Miami Heckerling Estate Planning Institute, and the Southern Federal Tax Institute. Larry has served as an adjunct professor at the Washington University School of Law where he has taught both estate and gift taxation and fiduciary income taxation. He additionally serves on the American Council on Gift Annuities board of directors.
He is a former chair of the American Bar Association Tax Section Fiduciary Income Tax Committee. He is a fellow of the American College of Trust and Estate Counsel and a member of its Charitable Planning and Fiduciary Income Committees and has served as a member of the advisory board of the New York University National Center on Philanthropy and the Law. He was named the St. Louis Non-Profit/Charities Lawyer of the Year in 2011 and 2015 and the St. Louis Trusts and Estates Lawyer of the Year in 2010 and 2013 by Best Lawyers® (by BL Rankings). He was nationally ranked in the 2009-2022 editions of Chambers USA for Wealth Management (by Chambers & Partners).
Larry is the co-author of the Bloomberg (formerly BNA) Tax Management Portfolio Charitable Remainder Trusts, Charitable Gift Annuities, and Pooled Income Funds. Larry is also the creator of Tiger Tables actuarial software, which is widely used by tax lawyers and accountants, as well as the technical advisor to NumberCruncher software. He has also testified in United States Tax Court on actuarial issues. See Estate of Kenneth L. Lay v. Commissioner, TC Memo 2011-208.
2021 is the last year for retirement plan unlimited ‘Quasi-Rollover’ to charity
CARES Act implications for charitable giving during COVID-19
Private family trust companies authorized under new Missouri law
Charitable Giving for Institutions of Higher Education
Charitable Remainder Trusts, Charitable Gift Annuities, and Pooled Income Funds
Bloomberg
Larry Katzenstein honored with CMT Chairman’s Award
Thompson Coburn Attorneys Recognized in Chambers 2024 High Net Worth Guide
Business Journal Highlights Larry Katzenstein’s Tiger Tables Software
Larry Katzenstein Honored with Estate Planning Lifetime Service Award
Larry Katzenstein talks proposed mortality assumptions on ACTEC Trust & Estate Talk podcast
The Practical Lawyer features Larry Katzenstein in 'Conversation with an expert'
Thompson Coburn attorneys included in Chambers’ 2021 High Net Worth guide
Thompson Coburn attorneys included in Chambers’ 2019 High Net Worth guide
Thompson Coburn attorneys receive high marks in Chambers’ 2018 High Net Worth guide
Larry Katzenstein, Tom Corbett retain high rankings in Chambers’ High Net Worth guide
Tom Corbett, Larry Katzenstein featured in Chambers’ inaugural High Net Worth guide
23 Thompson Coburn attorneys recognized in 2016 Chambers USA
25 Thompson Coburn attorneys recognized in 2015 Chambers USA
Congratulations to our 15 St. Louis ‘Lawyers of the Year’
Saint Louis Legacy Awards honor Dale Knight, Larry Katzenstein, Covenant Place
27 Thompson Coburn attorneys recognized in 2014 Chambers USA
More than 50 attorneys named to 2012 Missouri Bar Pro Bono Hall of Fame
Larry Katzenstein offers charitable organizations guidance on tax fallout of ‘fiscal cliff’ law
Leading philanthropy company names Larry Katzenstein to advisory board
19 Thompson Coburn partners named 2013 St. Louis Lawyers of the Year
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