Lou Gilligan focuses his practice in litigation and is a senior member of the Litigation Group. He has received professional distinctions in his litigation specialty by being named a Fellow of the American College of Trial Lawyers (1985) and Advocate in the American Board of Trial Advocates (1989). Lou has been involved in many arbitration and mediation matters both as an advocate for a party or as "Arbitrator or Mediator." He has served as Special Master and Mediator for the United States District Court for the Southern District of Ohio. He has also represented individual attorneys and law firms as an expert witness on legal malpractice and attorney fees application matters. Lou has lectured in many legal seminars on a variety of subjects.

Lou has acted as General Counsel for KMK for more than 25 years. In this capacity, he has dealt with legal ethics and conflicts of law issues involving the law firm and its lawyers, which number is in excess of 100 individuals. He has dealt with loss prevention issues in conjunction with the law firm's malpractice insurance carrier. He has also handled malpractice claims asserted against the firm and participated in the firm's defense, individually and with outside legal counsel.

Representative Work

Represented as the sole attorney a certified class in excess of 1,000 members in a product liability personal injury lawsuit involving a defective medical device resulting in a $60 million settlement

Represents a large waste collection and landfill company in Ohio, Kentucky and Indiana in all litigation matters, including accident and environmental claims

Represented defendant large public utility in environmental class action litigation

Class counsel in Cincinnati Styrene class action litigation

Represented defendant County and County officials in civil rights and negligence law violations class action litigation

Represented defendant companies and subsidiaries in personal injury and nuisance class action litigation

General defense counsel in multi-district litigation involving securities actions and bankruptcy proceedings

Represented partners of major accounting firm in a consolidated binding arbitration action

Represented plaintiffs in personal injury/product liability class action litigation which successfully concluded in multi-million dollar judgment

Represented approximately 1,000 plaintiffs in commercial consumer fraud class action litigation which resulted in a multi-million dollar settlement

Represented plaintiffs in first mass disaster tort case proceeding as a class action litigation which resulted in various jury verdicts and a multi-million dollar settlement (Beverly Hills Supper Club Fire)

Professional and Community Involvement

Cincinnati Bar Association

Ohio State Bar Association

Good Samaritan Foundation, Board of Trustees

University of Cincinnati School of Law, Dean's Board of Visitors

Awards & Recognition

John P. Kiely Professionalism Award, Cincinnati Bar Association, 2012

Distinguished Alumni Award, University of Cincinnati College of Law Alumni Association, 2011

Listed in The Best Lawyers in America, 1989-2021

Named the "Cincinnati Best Lawyers’ Product Liability Litigation, Plaintiffs Lawyer of the Year," 2011, 2015

Named the “Cincinnati Best Lawyers’ Personal Injury Litigation-Defendants Lawyer of the Year,” 2012

Named to Ohio Super Lawyers, 2004-2019

Named to Cincy Leading Lawyers

AV® Preeminent™ Peer Review Rated, Martindale-Hubbell

  • Best Lawyers  - LFG 2015
  • Best Lawyers (Don't Delete)
  • Super Lawyers (Don't Delete)
  • Cincy Leading Lawyers
  • Peer Review (Don't Delete)

News & Resources


  • Ohio
  • U.S. District Court, Southern District of Ohio
  • U.S. Court of Appeals, Sixth Circuit
  • U.S. Supreme Court


J.D., University of Cincinnati College of Law, 1968

B.S., University of Scranton, 1965

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