n Thursday, July 7, 2011; the beloved wife of Nicholas Koliopoulos; mother of Jason (Donna)Koliopoulos; sister of Christopher and Robert Casazza; grandmother of Lauren Alvey. Relatives and friends are invited to Joan's Life Celebration on Thursday, July 14 from 10:30am until time of service at 11:30am at the GEORGE P. KALAS FUNERAL HOME, 6160 Oxon Hill Rd., Oxon Hill, MD. Interment Maryland Veterans Cemetery, Cheltenham, MD.