Welcome to Youngquist Kennedy Orthodontics All of us at Youngquist Kennedy Orthodontics would like to welcome you to our Lake Geneva, WI practice, and hope that our website will provide you with additional information about Dr. Robert Youngquist, Dr. David Kennedy, and our team. We are very proud of the customer service and high-quality orthodontic care we provide to our patients, including our award-winning facility and the excellence of our patients’ final results. Through state-of-the-art orthodontic care for children, teens, and adults, our patients achieve beautiful smiles and ideal function faster and with more comfort than ever before.