 On August 3, 2009, a small garden was established inside the park as a memorial to Adrienne Shelly, an actress and film producer who was slain in her office located in 15 Abingdon Square.Abingdon Square Conservancy is a non-profit public charity exempt from federal income tax under Section 501(c)(3) of the Internal Revenue Code.The Conservancy's mission is to enhance and maintain the Square as a scenic and historic landmark.