Alfred John Kettenmann, 79, of Farmingville, NY, passed away on January 2, 2020. Survived by his loving wife, Florence and beloved children Lynn Villa and Peter Kettenmann. Cherished grandfather to Kaden Villa. Predeceased by his mother Anna. Visitation will be held on Sunday, from 2-4 p.m. & 7-9 p.m. at O.B. Davis Funeral Homes, 2326 Middle Country Road, Centereach, NY 11720. Funeral Service, 8 p.m. on Sunday at the funeral home. Closing Prayer, 10 a.m. Monday. Interment to follow at Cypress Hills Cemetery, Brooklyn, NY.