Brian C. Karsen, Esq.


Brian C. Karsen, Esq. is a partner in Barnett, Lerner, Karsen, Frankel & Castro, P.A., having joined the firm in 2010. Mr. Karsen attended the University of Florida where he earned his Bachelor’s degree in Political Science, a Juris Doctor and a Master’s degree in Business Administration. He began practicing in 1998 and has significant litigation experience in handling both civil and criminal matters, having served as lead counsel in numerous jury and non-jury trials and evidentiary hearings. Mr. Karsen has tried cases before County and Circuit Court Judges and Judges of Compensation Claims throughout the State of Florida and before Federal Administrative Law Judges across the United States.

Mr. Karsen began his career with the Public Defender’s Office for the Ninth Judicial Circuit in Florida. In that capacity he represented hundreds of indigent clients in criminal matters, including first degree felony cases punishable by up to life in prison. While serving in the Public Defender’s Office, Mr. Karsen was twice recognized for outstanding performance at trial. Additionally, during this time Mr. Karsen represented a client featured on the national television program “America’s Most Wanted” and the trial was featured on an episode which aired in 2001.

Beginning in 2001, Mr. Karsen began representing employers and insurance carriers in defending workers’ compensation claims throughout the South Florida region. In 2004 his practice shifted to dedicated counsel for large, self-insured companies in defending workers’ compensation claims throughout the State of Florida. In this capacity he dealt directly with corporate risk managers, adjusters and case managers in directing and coordinating the defending of claims across all aspects of the litigation process.

Mr. Karsen sits on the Board of Directors and is the Chief Legal Officer for Patriot Placements, a non-profit organization serving military veterans by working with businesses to provide job placement and economic independence to aid in the transition from military service to civilian employment. Mr. Karsen has an extensive speaking resume, providing educational lectures on workers’ compensation, Defense Base Act, Longshore and Harbor Workers’ Compensation Act and other maritime claims. He also currently serves on the Planning Committee for the Florida Workers’ Compensation Institute’s Education Conference for the Longshore and Harbor Workers’ Compensation and Defense Base Act Breakout.

Mr. Karsen can be reached at

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