Clarence I. “C.I.” Johnson, 80, of Suwanee, passed away on Sunday, April 12, 2015, at his home. C.I. was born on February 26, 1935 in Mexico, Missouri to Clarence and Gladys Johnson. He was the owner and operator of South Zone Heat & Air. Survivors include his wife Phyllis Johnson, son Robert Johnson and wife Karen, son Kevin Johnson and wife Sunny, grandsons Robert Johnson Jr. and David Johnson, granddaughter Christina Johnson, sister Sally Johnson and brother-in-law Rick Wade, brother-in-law Mark Evans, aunt Margaret Marietta and numerous nieces and nephews. Visitation will be from 6-8pm on Wednesday, April 15, 2015, at Eternal Hills Funeral Home. Celebration of life will be at 11:00am on Thursday, April 16, 2015, in the Eternal Hills Funeral Home Chapel. In lieu of flowers, the family has requested donations be made to the charity of your choice.