Founded 1999 Units within this Organisation UnitFromToHeli Sitterdorf1999 Bases and Locations Base Unit SitterdorfHeli Sitterdorf Model Types ModelDel'dFromTo EC EC120B12010 Robinson R4432001 Robinson R2241999 List of Aircraft Model C/N Built ID R22 Beta II 2757 1997HB-XQK : Heli Sitterdorf from Sep10 R44 Raven 0986 2001HB-ZCU : Heli Sitterdorf from 2001 : Heli Sitterdorf; at heliport R22 Beta II 3984 w/o 2010 2005HB-ZHB : w/o in Henau when it crashed c 6.5nm SW of Sitterdorf airport dur ... R44 Raven II 11283 2006HB-ZHK : Heli Sitterdorf from Jul09 R22 Beta II 4118 2007HB-ZIK : Heli Sitterdorf from 2007 R44 Raven II 12503 2008HB-ZKI : Heli Sitterdorf from Oct08 EC120B 1316 2002HB-ZKQ : Heli Sitterdorf 2010 - Aug11 : Heli Sitterdorf from May13 : Heli Sitterdorf; at heliport R22 Beta II 4524 2011HB-ZMP : Heli Sitterdorf from Jul11 R44 Raven II 13181 2011HB-ZMQ : Heli-Züri AG from May13, op by Heli Sitterdorf AG : at Zurich heliport : Crashed during takeoff at Zurich 505 Jet Ranger X 65247 w/o 2024 2020HB-ZWC : Heli Sitterdorf AG from Mar22 : w/o 12mar24 between Rothenhausen and Mettlen, Bussnang, TG. no fa ...