phone widget


cellphone widget




Ron Lendvay headshot

Ron Lendvay proudly serves as the undersheriff for the Clay County Sheriff’s Office. Undersheriff Lendvay holds the second-in-command position, working alongside Sheriff Michelle Cook and overseeing the daily operations of the agency.

Before joining the CCSO, he served as the Director of Public Safety at the Jacksonville Port Authority. In that role, he was responsible for law enforcement services, security contract management, public safety, and emergency management.  Additionally, he played a crucial role in ensuring JAXPORT’s compliance with federal security mandates for the maritime industry, including the Maritime Transportation Security Act.  This involved collaboration with various local, state, and federal agencies.

Prior to working at JAXPORT, Undersheriff Lendvay retired from the Jacksonville Sheriff’s Office in 2019 as the Director of Investigations and Homeland Security following a distinguished 25-year career.  In that role he was responsible for all of the overt and covert investigative functions of the agency, and the specialized unit functions of the agency. He also managed the agency’s participation in multi-agency task forces as well as county-wide critical infrastructure assessments. 

Undersheriff Lendvay represented the JSO on executive-level task forces, working groups, and committees in partnership with law enforcement agencies at all levels.  He started as a patrol officer in 1994 and advanced through numerous detective unit assignments before he was promoted to sergeant and lieutenant, where he served as a supervisor and unit commander in both patrol and investigations. After that, 

Undersheriff Lendvay served on the appointed staff of two sheriffs after he was promoted to the rank of assistant chief, chief, and director. Prior to his JSO career, he served as a police officer with the University of Florida Police Department in Gainesville.

Undersheriff Lendvay has a B.A. degree in Criminal Justice from the University of North Florida.  While working as the Chief of Homeland Security at JSO, he was accepted into a FEMA-sponsored federal program to study at the U.S. Navy Postgraduate School’s Center for Homeland Defense and Security in Monterey, California.  He studied there with a cohort of local, state, and federal Homeland Security professionals from around the country and earned his M.A. degree in Homeland Defense and Security.  Undersheriff Lendvay is also a graduate of the Department of Homeland Security’s Leadership Academy, presented at the Federal Law Enforcement Training Center in partnership with the National Sheriff’s Association.

CEO Judson Sapp and Clay County Sheriff Michelle Cook

Judson Sapp hosts Clay County Sheriff Michelle Cook to discuss law enforcement issues. From the latest breaking news to cold cases, we answer the questions you have always wanted to ask. Tune in weekly!