Mark Guilfoyle


Mark is a partner at DBL Law. He practices extensively in the area of Government Advocacy & Economic Development, guiding clients through the administrative processes of state and local governments in the Commonwealth of Kentucky. He focuses on health care law and labor and employment law, including representing employers in collective bargaining matters and disputes under the National Labor Relations Act.

In 1983, Mark obtained his law degree with honors from George Washington University, where he was the managing editor of the Journal of International Law and Economics.

From 1991 to 1995, Mark served in the administration of Kentucky Governor Brereton C. Jones as General Counsel to the Governor, Budget Director and Secretary of the Governor’s Executive Cabinet. In this last position, Mark was the highest ranking official in state government below the Governor, overseeing the state’s 34,000 employees and its $10 billion biennial budget.

Mark is admitted to every court in Kentucky, the U.S. Court of Appeals for the Sixth Circuit and the U.S. Supreme Court. He has served as a Special Justice on the Kentucky Supreme Court.

Mark has been active in a number of civic endeavors. He currently serves as: a member of the Board of Directors of the Kentucky State Chamber of Commerce, Chairperson of the Board of the Alliance for Catholic Urban Education, Secretary for the Serra Club for Vocations in Northern Kentucky, Chairperson of the Kentucky Workforce Center, and a member of the Board of EdChoice, a statewide school choice initiative.

In the past, Mark has served as: a member of the Board of Directors of The Dan Beard Council, Boy Scouts of America, a member of the Board of Directors of the Northern Kentucky Chamber of Commerce, a member of the Advisory Board of the Greater Cincinnati/Northern Kentucky International Airport, a member of the Northern Kentucky University Foundation Board of Trustees, a member of the Kentucky Council on Post-Secondary Education, and Chairperson of the Board of Directors of Catholic Charities in the Diocese of Covington.

Mark has been married to his wife, Casey, for over 36 years and together they have five children: Kevin (a Kentucky lawyer), Brian (a Kentucky police officer), Molly (an Ohio nurse practitioner), Katie (a Colorado lawyer), and Patrick (a Kentucky electrical assembler). Mark is an avid student of Irish poetry, Irish history and modern Irish politics. He is Past President of The Friendly Sons of St. Patrick in Cincinnati, Ohio.

Honors & Distinctions
  • Pro Ecclesia et Pontifice Award (bestowed by Pope Francis 2020)
  • Bishop William A. Hughes Awards recipient (Thomas More University 2018)
  • Walter R. Dunlevy Frontiersman Award, Northern Kentucky Chamber of Commerce (2017)
  • Marcella Strategier “Angel of Hope” Award (Catholic Charities 2013)
  • Kentucky Super Lawyers, Administrative Law
  • Best Lawyers in America, Administrative/Regulatory Law, Crestview Hills
  • Tri-State “Leading Lawyer,” Cincy Business Magazine
Professional Affiliations
  • Kentucky Bar Association
  • Northern Kentucky Bar Association
  • National Diocesan Attorneys Association
  • “Sexual Harassment and Discrimination Investigations” — Employment Update
  • “American Recovery and Reinvestment Act, an Update on Electronic Health Records” — Healthcare Financial Management Association
  • “Mock Trial Presentation, Labor and Employment Issues” — HR100 Group, Northern Kentucky Chamber of Commerce
  • Commonwealth of Kentucky
  • U.S. District Courts, Eastern and Western Districts of Kentucky
  • U.S. Court of Appeals, Sixth Circuit
  • U.S. Supreme Court
11DBL Attorney Mark Guilfoyle
(859) 426-2149


J.D., George Washington University, with honors, 1983
H.A.B., Xavier University, summa cum laude, 1980

Practice Areas

Government Advocacy & Economic Development
Health Care
Litigation & Dispute Resolution

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