She was preceded in death by her parents Dr. James E. Altgelt and Jean Rowan McNab.
Susie is survived by her brothers, James Ernest Altgelt and Arch Rowan Altgelt; nephews and niece, James Ernest Altgelt, III, David McCullough Altgelt and Emma Elizabeth Altgelt; aunts, Frances "Pete" O'Neill, Dolly Altgelt and Eloise Revere.
After graduating from the University of Texas, she taught at St. Luke's Episcopal School.
Her interest in physical fitness led to a career as co-owner of several fitness centers.
Susie was a generous supporter of charities dedicated to Alzheimers and Cancer research.