Our Staff

Dentist in Downers Grove, IL

All our professionals at Sunny Smiles Dental maintain the highest levels of accreditation and pursue ongoing education to stay abreast of the latest trends in dentistry.

The brief descriptions below are designed to familiarize you with our staff's training, professional credentials and work experience.


Dr. John Smith

Dr. Brent Rendquist

Dr. John Smith was born and raised in Minnesota. He received his DDS degree from the University of Minnesota in 1990. He practiced general dentistry in Minneapolis for ten years with a focus in the treatment of oral-facial pain. Dr. Smith entered the Master'Degree program in Endodontics at the University of Minnesota in 2000, and joined Endodontic Professional Associates in 2002.

Dr Smith enjoys spending time with his family, traveling, and exploring the wilderness of the Boundary Waters. He is a talented musician and avid reader.