White Knoll Dentistry
White Knoll Dentistry Lexington Dentist

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Our Team

Our team consists of dedicated individuals who are kind, friendly, and caring. Our staff is here to ensure a pleasant experience during your visit to our office.

Our team includes experienced and energetic people whose goal is to communicate well with our patients and provide the best care possible.

Cyndi – Scheduling Coordinator

Cyndi moved here from Michigan in 2016 and joined the White Knoll Dentistry team in February 2017. Her love for dentistry and patients has kept her in the dental field for over 30 years. She will make you feel welcome when you arrive for your visit and be happy to help you with scheduling your appointments, paperwork, and insurance benefits. When Cyndi is not working, she loves spending time with her husband and two wonderful Bicheons’s.


Sherri – Insurance Coordinator

Sherri joined the White Knoll Dentistry team in September 2017 and has over 20 years of experience in the dental field.She has always had a passion for dentistry and enjoys seeing patients achieve optimum dental health. She will be happy to help you understand any of your insurance questions and maximize your dental benefits. Sherri lives in Lexington with her husband and two children. When she is not working, she enjoys spending time outdoors with her family, traveling, and cooking


Kayla – Dental Assistant


Kayla is Dr. Backman’s assistant. She attended Midlands Technical College where she received her Expanded Duty Dental Assisting certificate with an Associate in science. Kayla has been a Dental Assistant since 2013 and has been with White Knoll Dentistry since October of 2014. Kayla lives in Lexington with her husband Chad and two little boys. She enjoys reading, running, and the time spent with her children when she is not working.


Heather – Dental Assistant


Heather is Dr. Pennella’s assistant. She is originally from the Williston, SC area. Her grandfather was the dentist there and that is where her love for dentistry began. Her family moved to Aiken when she was in the third grade. She graduated from Aiken High School. Then, she went to Aiken Technical College and got her Associate’s degree in Health Science with her major being Dental Assisting. She has been a dental assistant since 2001 and she joined our team in 2011. She now lives in Wagener with her loving husband and two beautiful daughters. She is an active member of Bethcar Baptist Church. Heather always says: “If you have to work; you may as well do something you are good at and something you love.”  Heather can truly say she loves what she does!

Regina – Registered Dental Hygienist


Regina has worked at White Knoll Dentistry as a hygienist since the office opened their doors in 2009. She graduated with an Associate degree as a Registered Dental Hygienist with honors from Midlands Technical College. She also won the award for best clinician of her graduating class. Regina also has a Certificate in Dental Assisting and has been in the dental field since 2006. Regina lives in West Columbia with her husband David and enjoys spending time with her family and friends. In her spare time she enjoys volunteering in the ministry at her church, amusement parks, and going on vacations to the beach and mountains. Regina is a compassionate and hard working person who truly cares about all of her patients and wants the best for their oral health.

Sandra – Registered Dental Hygienist


Sandra joined the White Knoll Dentistry team in 2010. She received an Associate’s degree in Dental Hygiene from Midlands Technical College in 2010 but has had dental experience since 2004 as a Certified Dental Assistant. She is certified in Anesthesia, Nitrous Oxide, Radiology, and CPR, and continues furthering her education through CE courses throughout the year. She takes seriously helping patients maintain their dental health. Sandra is bilingual and is a great help to our Spanish speaking patients.  She lives in Swansea with her husband and three small children. She loves spending time with her family.

Aida - Registered Dental Hygienist


Aida graduated from Midlands Technical College in 2012 with an Associate’s degree in Dental Hygiene. She joined the White Knoll Dentistry team in April 2017. She lives in Lexington with her husband Michael and their two cats and two dogs and enjoys running, hiking, and traveling. Aida enjoys learning more at continuing education courses throughout the state to better her knowledge to assist her patients better.


Jennifer - Registered Dental Hygienist


Jennifer joined the White Knoll Dentistry team in March 2018. She received her Associate’s degree in Dental Hygiene from Midlands Technical College and has been practicing since 2005. She truly enjoys treating patients and furthering her learning in her field. She is a native of Barnwell, SC, but has been a resident of Columbia since 2003. Jennifer enjoys spending time with her family and friends. When she’s not working she enjoys various activities including camping, reading, and is a die hard Gamecock fan! Her goal as a hygienist is to make her patients comfortable and enjoy coming to the dentist.




Lexington Dentist - Dr. Melissa Backman - Dr. Kate Pennella - 5545 Platt Springs Rd., Lexington, SC 29073
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