Welcome to Our New Website!

We hope to always provide you with the best patient experience and highest-quality services, and we want our website to be a reflection of that! Our new site may look a bit different but we are still offering the same great dental care from the team you know and love. Take a look around, and get in touch if you have any questions!


Your Knowledgeable Doctors 

Dr. Williamson, Dr. Haarmann, and Dr. Raney are experienced in all aspects of dentistry and always have your best interests at heart. From simple procedures like routine cleanings and fillings to more complex cases like root canals and full-mouth rehabilitation, our doctors will take care of you. Whether you come to our Festus or Columbia office, you are always in good hands. Our team of skilled doctors will gladly work with you to develop a personalized treatment plan that addresses your concerns, dental goals, budget, and schedule. 


Committed to Comfort

At Williamson Dental we strive to ensure that your patient experience is as enjoyable as possible each time you visit. Our team is experienced, compassionate, and loves to see you smile. We love to make a positive difference in our patients’ lives. Whether it’s helping you process your insurance, walking you through a treatment process, or simply lending a listening ear, we are here for you! Please let us know if there is anything we can do to improve your visit!


Wide Variety of Services

From preventive care to restorative dentistry and cosmetic treatments, we’ve got your whole family covered. 

  • Family Dentistry- At Williamson Dental, we treat patients of all ages with compassion and respect. Our team is experienced with delivering gentle, child-friendly treatments such as dental sealants, fluoride, and fillings. Come in today and get convenient care for your whole family under one roof.
  • Emergency Care- Dental emergencies can be nerve-wracking and painful. If you are experiencing a dental emergency, be sure to come in to either one of our locations for a same-day appointment. 
  • Cosmetic Services- Our cosmetic services can solve nearly any cosmetic issue. We offer take-home whitening, dental bonding, enameloplasty, Invisalign, and veneers to suit any patient’s needs. If you have been dreaming of improving your smile, let us help you get the smile you deserve. 


Schedule Your Next Visit!

Whether you are a returning patient or are looking for a new dentist in Festus, by coming to Williamson Dental for your regular preventive visits, we can help you avoid common dental issues and keep your smile bright and healthy. Plus, if you are a new patient, be sure to take advantage of our comprehensive new patient special. Contact either our Festus or Columbia office today to book your next visit!

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