Gann excelled in coaching boy’s basketball and baseball at Northwest Guilford. He compiled a record of 212-145 in 15 years in basketball, winning four conference titles and five tournament championships. In his 32 seasons as baseball coach, his teams went 422-248, winning six conference titles; in his final year as head coach, the team won NCHSAA State 4-A championship. Gann also served as Northwest’s athletic director for 22 years. As a baseball player at Guilford College, Gann earned all-conference honors in 1965 and 1966 and helped lead his team to fourth-place in the NAIA Tournament.