Isaac is survived by his parents Logan and Jacci Gantz; sisters, Sarah Cromwell and husband Todd and Rebecca Arguello and husband Rodo; as well as 1 niece Finley and 3 nephews, Malakai, Van, and Caleb.
As a boy, Isaac was active in soccer, basketball, and involved in Boy Scouts, as well as church activities.
He enjoyed fishing, hunting, motorcycles and Nascar, and reading history. He loved boating and spending time fishing at the family lake house on Lake Texoma.
He traveled working paintless dent repair all across the United States for at least 10 years with Ken Coker. As side jobs, he worked in a towing company and lawn service. He was in automotive repair with Les McKaughan for several years and together they moved into a new repair shop before he was hospitalized.
Isaac was an avid fisherman. In lieu of flowers, donations can be made to the Oklahoma Wildlife Conservation Foundation for their educational fishing programs for children: https://okwildlifefoundation.org/donate