Over the years, Dr. Clark and his wife, Alicia, have been actively involved in many community organizations including the First United Methodist Church, Bridges Safehouse and the Cedar Hill Historical Society/Museum. Glenn is a 40 years member of the Cedar Hill Chamber of Commerce and served 18 years on the Cedar Hill ISD School Board. He recently was awarded a Life Membership in the American Dental Association and the Texas Dental Association.
In 1976, he and Dr. Joe Potter built offices at 211 W. Beltline. In 1998, Glenn and Alicia's son, Dr. Brian Clark joined the practice. Brian's wife, Dr. Shelly Clark, has a pediatric dental practice next door. Glenn's daughter, Stephanie Maglisceau, is a special education counselor and her husband, Tom is a local high school principal. Glenn and Alicia have five wonderful grandchildren of whom they are very proud. Cedar Hill thanks the Clark Family for all they have done and continue to do for our community.