Porretta, Stephen A., of Arlington after a long and courageous battle with cancer March 20th. Beloved husband of Ellen M. (McDonnell) Porretta. Stepfather of Lori Mahoney and her husband Jason of Medford, JoAnna Murray and her husband Rian of Belmont and Cory Leonard of Boston. Grandfather of Maeve Murray of Belmont and Carter Evan Mahoney of Medford. Son of Theresa M. Mello of Saugus and the late Silvio A. Porretta. Brother of Patricia Terranova, David, Charles and Francis Porretta all of Florida. Relatives and friends are invited to visit in The DeVito Funeral Home 1145 Mass Avenue ARLINGTON Saturday morning 9:00 to 11:00 with a funeral mass to commence at 11:30 in St. Camillus Church. In lieu of flowers donations may be made in Stephen's name to: Beth Israel Hospital Office of Development 330 Brookline Avenue, Boston, MA 02215.