Leslie is a native Floridian who was born in Orlando and moved to Lake County with her parents Patricia and Keith Shamrock and brothers, Steve and Greg Shamrock, in 1971. A graduate of Eustis High School, she received her Bachelor of Arts degree with academic honors from Furman University in Greenville, S.C.


In 1989, she graduated with Honors from the University of Florida College of Law where she was a Member of the Moot Court Team and on the Dean?s List, earning the highest mark in her class while taking Florida Constitutional Law. Thereafter, she worked as an associate attorney in the law firm of Kutak, Rock & Campbell in Atlanta, Georgia, where her area of focus was municipal finance and public policy.


Leslie started her own law practice in Mount Dora in 1993 representing clients in matters involving land use, environmental, and real property law. She also served as the City Attorney for the Town of Lady Lake, the Town of Montverde, and the City of Umatilla.




Leslie is married to Dr. Jack Cassell. They are proud parents to five children: Meredyth, Scott, Michael, Christopher, and Alexandra. Meredyth is currently completing her Masters in Clinical Psychology at Stetson University, Scott served in the U.S. Army and is currently obtaining a Bachelors of Arts Degree in exercise science at UCF, Michael is currently studying security and virtualization at Seminole State College while working as a computer technician, Christopher Campione and his wife, Courtney Campione, practice law in Jacksonville, and Alexandra is a senior at the University of Florida majoring in Biology and Medical Geography.




Leslie has served the community in many capacities, including Junior Achievement teacher, YMCA Coach, Sunday School teacher and youth leader, Little League Team Mom, AAU baseball travel team coordinator, Eustis Service League (former president), Leadership Lake County (2009) and volunteer teacher with Justice Teaching.


In 2010, Campione was elected to the Lake County Board of County Commissioners. She served as Chairman of the Lake County Commission in 2012 and 2013, and is currently the Vice-Chair of the Lake County Commission.


Leslie serves on the Lake EMS Board of Directors, the Wekiva River Basin Commission, the Metropolitan Planning Organization, and is Chair of the Lake County Transportation for Disadvantaged Coordinating Board. She is the liaison to the Mt. Plymouth-Sorrento Community Redevelopment Agency, Keep Lake Beautiful Committee, Lake County Affordable Housing Advisory Committee, a member of the Workforce Central Florida Investment Consortium and a member of the Wekiva River System Advisory Management Committee.


Leslie helped buy prozac spearhead the creation of the "Keep Lake Beautiful" (KLB) program which is an affiliate of Keep America Beautiful and sponsored by the Lake County Board of County Commissioners. KLB is a volunteer-based endeavor to promote the reduction of litter and overall beautification throughout the county through projects such as tree plantings, targeted neighborhood cleanups, lake and river cleanups, elementary school painting and landscaping.


Campione has been a strong advocate of reforms at the Lake County Animal Shelter including the transformation of our county animal shelter to a "no-kill" shelter. She has promoted several key animal welfare policies, including anti-tethering regulations, and trap, neuter and release (TNR) as a way to lower the population of free-roaming cats. Leslie is committed to the construction of a new animal shelter to serve the entire county, providing a safe and healthy place for animals and a friendly location for residents to adopt them. The design phase for the new shelter is currently underway. Campione also helped champion the utilization of bear-proof trash cans, a program which is currently being rolled out in bear rich environments and neighborhoods.


* Lake County Commission seats are "at large" elections open to voters throughout the entire county. Primary elections are open to voters according to their party affiliation. There are five districts and commissioners must live in their district. District 4 is located in East Lake County and includes the City of Mount Dora, the City of Eustis, Sorrento, Mt. Plymouth and the surrounding area.


Standing Up For Lake County Taxpayers