Marc J. Kessler

Partner 614.233.5168


As Hahn Loeser’s CEO since 2017, Marc J. Kessler focuses his practice in the area of business litigation, with an emphasis on complex commercial transactions, securities, business torts, real estate, product liability, construction, bankruptcy, healthcare and toxic tort defense. Marc is also chair of the litigation department in the firm's Columbus office, with experience including trial and appellate litigation in both state and federal courts throughout the country. He provides strategic business counsel to numerous large corporations headquartered in the Midwest.

At Hahn Loeser 

Marc’s trial experience includes representing clients in numerous jury and non-jury trials. His recent experience includes litigation involving the validity and enforceability of non-compete agreements for a multinational corporation, accounting malpractice claims covering tax and audit issues, and the enforcement and defense of substantial contract rights involving business acquisitions, asset sales and purchases in one of the largest bankruptcy cases ever filed in the United States District Court for the Southern District of Ohio. Marc has defended large and small brokerage houses concerning allegations under the Investment Advisors Act of 1940 and various state investment advisor statutes.

Marc is listed in the 2012-16 editions of The Best Lawyers in America in the categories of Commercial Litigation, Franchise Law Mass and Tort Litigation/Class Actions - Defendants, and in the 2012-15 editions of Chambers USA: America's Leading Lawyers for Business in the category of Commercial Litigation. He is also AV® Preeminent™ Rated by Martindale-Hubbell, its highest available rating for legal ability and professional ethics.


Marc is active in community organizations supporting Central Ohio. In 2000, he received Business First’s prestigious “Forty Under 40” award, which is given to individuals who have made exemplary leadership contributions to their legal, business and civic communities. He has also been consistently recognized for his legal abilities by being selected by his peers for inclusion in Ohio Super Lawyers from 2004 through 2017; he was also named to the list of the "Top 100 Ohio Super Lawyers" in 2011.



Dickinson College B.A., cum laude 1989


Capital Law School J.D. 1992

Memberships & Affiliations

American Bar Association, Forum on the Entertainment and Sports Industries


Former Vice Chair, Young Lawyers Division, Arts, Entertainment and Sports Law Committees.


Columbus Bar Association, Member, Construction Law Committee


Member, Sports and Entertainment Law Committee.


Ohio State Bar Association, Chairman, Sports and Entertainment Law Committee, 2003-2005, 1994-96.


Ohio Supreme Court Commission, Vice Chair, Certification of Attorneys as Specialists



Bar Admissions

State of Ohio


U.S. Court of Appeals for the Ninth Circuit


U.S. Court of Appeals for the Sixth Circuit


U.S. District Court for the Northern District of Ohio


U.S. District Court for the Southern District of Ohio

Awards & Distinctions

Chambers USA: America’s Leading Lawyers for Business, Commercial Litigation, 2013-15.


Ohio Super Lawyers, Business Litigation, 2004-17; Top 100 Ohio Super Lawyers, Top 50 Columbus Super Lawyers, 2011.


The Best Lawyers in America, Commercial Litigation, Franchise Law and Mass Tort Litigation/Class Actions – Defendants, 2012-17.


“Top Lawyers,” Columbus CEO, 2010.


AV® Preeminent Rated, Martindale-Hubbell.