Dr. Hanser graduated from Edwardsville High School in 1983. She went on to Southern Illinois University Edwardsville where she earned a Bachelor's in Biological Sciences with a Medical Science specialization. She then attended the SIU School of Dental Medicine in Alton where she received her Doctor of Dental Medicine in 1990. Later that year, Dr. Hanser joined the office of Larry Howenstein, D.D.S, in Fairview Heights. She remained there until May 2009 when she opened Hanser Dental in Troy.

Dr. Hanser resides in Marine with her husband and three daughters, the oldest of whom is pursuing a career in dentistry. She is a member of the American Dental Association, the Illinois State Dental Society and the Madison County Dental Society. Additionally, she is also involved in the community in which she lives and practices. She is a member of the Troy/Maryville/St. Jacob Chamber of Commerce.

Mary is a business assistant. She has worked in the dental field for over 14 years and enjoys interacting with the patients. Her free time consists of family and friends, and is most proud of her two sons, Brandon and Andrew.

Coren is a Registered Dental Hygienist. She graduated in 2008 from Lewis and Clark Community College with a degree in Dental Hygiene. Coren lives in St. Jacob with her husband Brian, their wonderful sons and two dogs. Coren enjoys being in the dental field and working with patients on their oral health.