RUSZCZYK - David M. Of South Buffalo, NY, March 16, 2024. Survived by two children; loving son of the late Leon F. and Marlene L. (Greene) Ruszczyk; brother of Sharon M. (Joseph) Garrigan; uncle of Ashley (James) Abbott; also survived by cousins and extended family. No prior visitation. A Celebration of Life Service will be held at the convenience of the family. Arrangements by: CASTIGLIA FUNERAL HOME, INC., 873 Abbott Rd., South Buffalo, NY, (716) 824-6435. Please share your condolences at: www.castigliafuneralhome.com