Robert Steven "Steve" Callahan passed away at his home in Gainesville, Texas on Sunday, January 16, 2022. He was born in Marlin, Texas to John and Joann Callahan on March 23, 1950. Steve owned and operated A+ Pools for approximately 35 years. Steve graduated from University of North Texas. He enjoyed fishing, spending quality time with his children and grandchildren, riding bicycles, watching old western movies, and collecting coins and guns. He is preceded in death by his parents and his brother Mike Callahan.