Catherine P. DiMino, of Niagara Falls, wife of a founder of Tops Friendly Markets and active in community affairs, died April 10 in Mount St. Mary’s Hospital, Lewiston. She was 91. Born in Washington, Pa., the former Catherine Colosi came to Niagara Falls with her father in 1943. Working for Nabisco’s Shredded Wheat plant, she was noted for the parties she arranged for retirees and for young men going into military service.

She also worked part time for Unique Chocolate Shoppe and for Armand Castellani’s original Great Bear Market, where she met her husband, Alphonso. At that time, he and his brother, Leonard, operated a grocery store, DiMino’s Red & White, on Pine Avenue. They were married in 1955.