Meet Our Team

The management team of Discovery Point Seven Hills consists of the two co-owners Tim Sabba and Cary O’Donnell, plus the Center Director Jennifer Czerepka, and Assistant Center Director Mercedes Fernandez. The owner’s split their time between their two centers in Spring Hill, Discovery Point Silverthorn and Discovery Point Seven Hills, so that both centers have an owner-presence each day..

Jennifer Czerepka


Our Director at Discovery Point Seven Hills is Jennifer Czerepka. She has been working in childcare since 2001. She started working with children at the preschool on campus at the University of Florida, where she earned her Bachelor’s Degree in Animal Science. Jennifer has worked as a float, a school age teacher, a two-year-old teacher, a bus driver, a cook, and an office assistant.

Jennifer came to Discovery Point Silverthorn in September 2008 and started as the cook. In January of 2009 she was promoted to Assistant Director, and in August 2009, to Director. In February 2018 Jen accepted the Director position at Discovery Point Seven Hills when the Silverthorn owners took over operations.

Jen has an Advanced Director Credential with VPK Endorsement, a Staff Credential, and an Associate Degree in Early Childhood Education. Miss Jen is a huge animal lover and has become a master at decorative cake making.

Mercedes Fernadez

Mercedes Fernadez

Assistant Director

Our Assistant Director at Discovery Point Seven Hills is Mercedes Fernandez. She started working in childcare in 2000 but it wasn’t until 2014 that she made it her career. She has a Bachelor of Arts Degree in Psychology, Florida State Child Development Credential, Director Credential, and is working on her Associate Degree in Early Childhood Development and Management.

Mercedes joined the Discovery Point family in 2016 as a floater and later became our Preschool 1 (P1) teacher. Since then she quickly climbed up the ladder to our management team as Assistant Director in 2018.

On her time away from work, she enjoys time with her husband Charles and her two children, Charles Jr. and Isabella.

Our Staff

Our staff are dedicated to providing a safe, loving and educational environment for your children. All of our staff are CPR and First Aid certified and are required to take 24 hours of continuing education courses per year. Many of our staff members hold a Staff Credential, Bachelor’s Degree, Associates Degree and or a CDA.

infant sitting with teacher