Primary Location: Rocky River Turf John has 34 years in the golf maintenance profession, 23 as a superintendent at various public courses and private clubs throughout the Northeast Ohio area. He is a past president of the Northern Ohio Golf Course Superintendents Association and has been a class A member of the GCSAA since 2012. John attended the Ohio State University Agricultural Technical Institute and has coached ice hockey at various levels up to high school since 1998.