Celia was born and raised in the Wilkes-Barre/Scranton area in Pennsylvania. She graduated with a Bachelor of Fine Arts in Musical Theater from The Boston Conservatory. Upon moving to New York City, she was cast in the 25th Anniversary North American Tour of The Phantom of the Opera. She toured for two and a half years as the alternate for Christine Daaé. She has worked Off-Broadway and regionally. She is currently on Broadway in Wicked.