Van Treuren, Leslie age 70 of Little Falls at rest in Paramus on August 30, 2025. Loving sister of Mark Van Treuren, Cliff Van Treuren and his wife Linda, and Gail Van Treuren. Dear daughter of the late Louis P. and the late Dorothy (nee Dochak) Van Treuren. She is also survived by 6 nieces and nephews and 7 great-nieces and great-nephews, who she was very devoted to. Born and raised in Paterson, she lived in Little Falls for most of her life. She was an auditor for IBM, Newark for many years before retiring. Prior to that she also worked at Blue Cross Blue Shield, Newark. Leslie was a big fan of music. She saw Bruce Springsteen over 20 times in concert. She also loved going to the Jersey Shore and spending time at the beach. In recent years she started frequenting Atlantic City. Relatives and friends are invited to attend a funeral service at the Festa Memorial Funeral Home, 111 Union Blvd, Totowa, on Tuesday at 11:00 AM. Interment to follow at Holy Sepulchre Cemetery, Totowa. Friends may visit Monday 7:00 - 9:00 PM.