Joseph William Denneen Jr.

August 26, 1939 - October 18, 2019

Joseph W. Denneen, 80, of Camillus and formerly of Cortlandt Manor passed away at home on Friday, October 18th, 2019 following a long struggle with cancer. Born in the Bronx, he graduated from Cardinal Hayes HS in 1957, Manhattan College with a bachelor’s degree in Mechanical Engineering in 1961 and NYU in 1965 with master’s degree in Operations Research. Joe was married to his sweetheart, Margaret, in Queens in 1964. In addition, he worked at Seiko, Popular Services, IBM, Western Electric and co-founded his own data processing company called GDG. He retired in 2004 after 18 years from Fujifilm USA where he was VP of Data Processing for North America. Joe was an avid runner, and only recently did Margaret and Joseph move to Camillus to live with their daughter. He was predeceased by his parents Joseph and Catherine. Joseph is survived by his wife, the former Margaret Reilly; his daughters Erin (Cliff) Liu of Garrison, Mary (David) Philippone of Camillus; his sons John (Sheila) Denneen of Somers, NY and Thomas Denneen of Camillus; six grandchildren Michael and Maura Philippone, Caitlin and Timothy Liu, Reilly and Ryan Denneen; a sister Kathleen O’Brien formerly of Yonkers; and five nieces Kathy, Kelly, Amy, Claire and Maureen. There will be no calling hours. Private services will be held locally, and a celebration of his life will be held in the Spring in Cortlandt Manor. Contributions in lieu of flowers may be made to JDRF, 30 Glenn St., Suite 409, White Plains, NY 10603 or online https://www2.jdrf.org/site/Donation2?idb=817047763&df_id=2374&mfc_pref=T&2374.donation=form1. Arrangements by the B.L. Bush & Sons Funeral Home, Camillus, NY. Please sign his guestbook at www.BLBUSH.com