The Potempa Dentistry Team
“My team is friendly, experienced and professional. You will feel welcome and special when you are with us. It is very rewarding to me when patients look in the mirror and are genuinely pleased with their smile. I take personal responsibility for my patients’ dental health. I know that my patients are well taken care of and that I am helping them achieve a lifetime of better dental health and harmony. Perfection is our goal, excellence is tolerated." - Dr. Greg

Doctor of Dental Surgery
Dr. Potempa is a Doctor of Dental Surgery and a founding member of the Quad Cities Association for the study of Orthodontics. He is a graduate of the University of Illinois, Champaign, Urbana and Loyola University School of Dentistry.Dr. Greg spent three years as a Dentist in the United States Air Force and was stationed at Spangdahlem AFB, West Germany. While at "Spang," he was the base Endodontist and Preventative Dental Officer. Dr. Greg started his practice in Warrenville in January, 1979. Dr. Greg has lived in Wheaton, Warrenville and Naperville since 1977. He has 2 daughters, Courtney, who is a Physician Assistant and Ashley, who is a 3rd grade teacher in the Elmhurst School District.
He and his Life-partner Jane enjoy fine dining, dancing and traveling, especially cross-country trips on their Harley Davidson Road Glide. Lastly, Jane and Greg spend a lot of time spoiling their 3 granddaughters!
Additional Affiliations
- Charter member of the American Association of Functional Orthodontics
- American Academy of Cosmetic Dentistry
- Dawson Center for Advanced Dental Studies
- Las Vegas Institute of Advanced Dental Studies (LVI).
Dr. Greg received his Fellowship in the Academy of General Dentistry in 1993, and is just a few hours away from being eligible for his Mastership in this organization.
Professional Memberships and Licenses
- Illinois Dental License

Office Administrator
Cathy joined our team in August of 2020, bringing over 35 years of experience in the dental field. She enjoys helping our patients and making all aspects of their dental visits enjoyable ones. Cathy is in charge of scheduling and all things financial, be it insurance processing, informing them of our Kleer in-house insurance plan and collection of fees. Cathy is married and has 3 wonderful sons. In her free time, she enjoys spending time with her family and friends. She loves the outdoors and going for long walks.

RDH, Hygienist
Catherine graduated from Amarillo College with an Associates of Applied Science in Dental Hygiene. She has been practicing hygiene for the past 28 years. Catherine is very thorough and friendly as well as very knowledgeable in her field. She has lived in the area for 25 years. Her family resides in both Canada and Australia and she has a daughter that lives in Georgia. Catherine is looking forward to meeting all of our current and new patients.

Dental Assistant
Cindy graduated from Elgin Community College’s Dental Assisting program in 1999. She worked in oral surgery for 12 years and came to work for Dr. Potempa in 2012. Our patients like her friendly personality and her ability to make them comfortable. She enjoys getting to know all the patients and catching up each time they come in.Cindy and her husband live in South Elgin and has two sons.