Dennis Lemma

In January 2017, Dennis Lemma took office as Seminole County’s 10th Sheriff. As the County’s chief law enforcement officer, Sheriff Lemma leads a work force of more than 1,400 employees and manages a $130 million budget.

In 1992, Sheriff Lemma began his career as a correctional officer with the Seminole County Sheriff’s Office. Four years later, he became a deputy sheriff and, over the course of 25 years, has worked in virtually every position within the agency, serving as the Sheriff’s Office primary spokesperson and receiving promotions from the ranks of sergeant, lieutenant, captain, major and chief deputy prior to becoming Sheriff.

A U.S. Marine Corps veteran and graduate of the FBI Academy, Sheriff Lemma holds a bachelor’s degree in criminal justice and master’s degree in administrative leadership. He and wife, Diana, have two sons, Dylan and Dayne.