Born in Paterson, Sonny was a lifelong resident of Swartswood. He was the owner/operator of Swartswood Service for 52 years. His garage was his life and he loved interacting with his customers. Sonny enjoyed his mornings with his coffee buddies, but he especially loved his family. He was a member of Branchville Businessmen.
The son of the late Salvatore Mastrelli, Sr., and Florence Mastrelli, Sonny was predeceased by his beloved wife, Betty, in February of 2020. He is survived by his children, Salvatore Mastrelli III, Stephen Mastrelli and wife, Patti, Theresa Staples, and David Nystrand; his grandchildren, Salvatore Mastrelli IV, Justin Mastrelli, Rebecca Anderson, Ashley Staples, Joseph Mastrelli and wife, Emily, and Matthew Mastrelli; and his great-grandchildren, Wyatt, Guy and Ivan.
Visitation will be held from 3 to 6 pm on Monday, July 6, 2020, with a 6 pm service at the Smith-McCracken Funeral Home, 63 High St, Newton, NJ 07860.
In lieu of flowers, memorial donations may be made to Karen Ann Quinlan Hospice, 99 Sparta Avenue, Newton, NJ 07860.