Guffey & Kostun Law Group

Attorney Nancy Guffey

Bar Admissions:

• Florida, 1993
• U.S. District Court Southern District of Florida
• U.S. District Court Middle District of Florida
• U.S. Court of Appeals 11th Circuit

Education:

• University of Miami School of Law, Coral Gables, Florida, 1995
  
  • LL.M.
• St. Thomas University School of Law, Miami Gardens, Florida, 1992
  
  • J.D.
• Gettysburg College, Gettysburg, Pennsylvania.
  
  • Major: Political Science
  • Minor: Spanish

Professional Memberships and Achievements:

• Member of the Palm Beach County Bar Assoc. Appellate Law & Practice Committee, 2015 - Present
• Member of the Palm County Bar Assoc. Probate & Guardianship Committee, 2020 - Present

Attorney Kimberly M. Kostun

Bar Admissions:

• Florida, 1999
• New York, 2000
• Pennsylvania, 2000
• U.S. District Court Southern District of New York
• U.S. District Court Northern District of New York
• U.S. District Court Eastern District of New York
• U.S. District Court Middle District of Pennsylvania
• U.S. Bankruptcy Court Middle District of Pennsylvania
• U.S. District Court Eastern District of Pennsylvania

Education:

• St Thomas University School of Law, Miami, Florida, May, 1999
  
  • J.D., Juris Doctorate
  • Honors: With High Honors
• Florida Atlantic University, Boca Raton, Florida, 1996
  
  • B.A., Bachelor of Arts
  • Major: Political Science

Professional Memberships and Achievements:

• American Trial Lawyers Association (Member)
• Lackawanna County Bar Association (Member)
• Broome County Bar Association (Member)
• New York State Bar Association (Member)
• Pennsylvania Bar Association (Member)
• American Bar Association (Member)
• Wilkes-Barre Law & Library Association
• Broward County Bar Association
• Palm Beach County Bar Association
• Member of Palm Beach County Bar Association’s Alternative Dispute Resolution

Attorney Gordon A. Dieterle

Bar Admissions:

• Florida, 1992
• U.S. District Court Southern District of Florida, 1992
• U.S. District Court Middle District of Florida, 1992
• U.S. District Court Northern District of Florida, 1996
• U.S. Court of Appeals 11th Circuit, 1992
• U.S. Court of Appeals District of Columbia Circuit, 1993
• U.S. Court of Appeals Federal Circuit, 1994
• U.S. Supreme Court, 1997
• Federal Claims Court, 1997

Education:

• Florida State University College of Law, Tallahassee, Florida, 1991
  
  • Juris Doctorate
  • Honors: Dean Donald Weidner
  • Honors: Florida State University Law Review, Research Assistant
  • Law Review: Florida State University Law Review, Associate Editor
• New York University, New York, New York, 1988
  
  • Bachelor of Arts
  • Honors: magna cum laude
  • Honors: Dean’s Honor List
  • Honors: University Honor Scholar
  • Major: Political Science and History

Professional Memberships and Achievements:

• President-Elect and Board of Directors, South Palm Beach County Bar Association, 2011-Present
• South Palm Beach County Bar Association, 2009 - 2011 (Co-Chair, Circuit Civil Practice Committee)
• Vice-Chair and Commissioner, Fifteenth Circuit Judicial Nominating Commission for Palm Beach County, 2015-2023
• Member, Palm Beach County Bar Association
• Chair of the Fifteenth Circuit Judicial Nomination Commission for Palm Beach County – 2023 – 2024

Attorney Jeffrey T. Royer

Bar Admissions:

• Florida, 1994
• Ohio, 1988
• Kentucky, 1984

Education:

• Northern Kentucky University, Salmon P. Chase College of Law, Highland Heights, Kentucky, 1984
  
  • J.D., Doctor of Jurisprudence
  • Law Review: Staff, Northern Kentucky Law Review
• University of Akron, Akron, Ohio, 1979
  
  • B.S.B.A., Bachelor of Science in Business Administration
  • Honors: cum laude
  • Major: Industrial Management
  • Major: Marketing

Professional Memberships and Achievements:

• Kentucky Bar Association, - Present (Member)
• Florida Bar, - Present (Member)
• American Bar Association, - Present (Member)
• Ohio State Bar, - Present (Member)