Johnson, Adam A. - May 12, 2018 - Loving son of Philip and Joan Johnson. Dear brother of Scott, Philip and the late Eric Johnson. Devoted companion of Kathryn Palermo. Private funeral service was held at the convenience of the family.Memorials in Adam's memory to the Roswell Park Alliance. Arrangements by C. Mertz and Son Funeral Home, Inc. Share condolences at www.mertzfh.com