Williamson Dental

Dr. Williamson loves dentistry because it allows him to work with his hands while combining his love of science and art. He enjoys making a real difference in his patients’ lives and is grateful to own his own practices as it allows him flexibility to travel and spend quality time with his family.

Dr. Haarmann attended St. Louis University and Southern Illinois University School of Dental Medicine. After attending St. Louis University and Southern Illinois University School of Dental Medicine, he is proud to be providing the highest quality of care possible.

Toni, our lovely assistant to Dr. Raney, has worked with him side-by-side for 24 years. She has been interested in dentistry since she got out of high school. She loves being able to take care of the people in her community and enjoys getting to see friendly faces every day. When she isn’t working, Toni loves to run, work out, take care of her yard and watch her kids compete in their favorite sports.

Originally from South County, St. Louis, Kris has lived in Waterloo for the past 16 years. Kris started her career at Meramec Community College with a certification in Dental Assisting. She has worked in the field for 31 years and loves getting to know her patients and making sure they are comfortable. Kris has been married to her high school sweetheart for 33 years and raised 3 wonderful sons!

Wendy was originally from Millstadt but has lived in Columbia for the last 15 years. Wendy went to SIU Carbondale and graduated with a bachelor’s degree in dental hygiene. Wendy has been a hygienist at our office since 2001. She has enjoyed watching her patients grow up for the last 18 years and many have grown to feel like family. When she’s not at work, Wendy enjoys cooking, spending time with family and friends, and traveling with her husband and her fur baby, Belle.

Emily was raised and still resides in Belleville, Illinois. She has always loved helping people, which led her to a career in the dental field. She attended college at Forest Park in St. Louis. She has a passion for patient care and strives to make a positive impact with all of her patients. When she’s not at work, Emily enjoys being outdoors, working out, reading, traveling and spending time with her family and friends.

Carol has been with Williamson Dental since 2021. She enjoys the customer service aspect of working reception in a dental practice offering top-notch, progressive care. She strives to put patients first, ensuring they have a great dental experience. Before joining Williamson Dental, Carol was proud to be an integral part of a busy Chicago medical practice for more than 20 years. She has also dedicated more than 10 years of her career to helping Veterans find employment opportunities nationwide. ...Read MoreCarol has lived in Waterloo for the past seven years and when not working enjoys devoting time to her six active grandchildren, traveling, and spending time with extended family and friends. She is excited to be part of the growth at Williamson Dental. Read Less

Robyn is the newest member of Williamson Dental. She attended Missouri College for Dental Assisting and has been working in the Columbia area for the past fourteen years. She loves keeping up with the latest innovations in the ever-changing world of dentistry. She enjoys meeting new patients and listening to their concerns and needs to provide the best care. Her goal is to always make her patients feel comfortable and well cared for. She is married with two young boys who keep her busy. When not...Read More working, she enjoys family camping trips, exercise boot camp, and spending time with family and friends. We are happy to welcome Robyn to the Williamson Dental team. Read Less