| 1961 | The Olympialift is built as the Auenhütte hotel lift. |
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| 1962 | The Ifen Bus – the bus line from Riezlern to the Schwarzwassertal valley is established by Alfons Herz. The Auenhütte was only accessible via a narrow gravel road. |
| 1969 | Rupert Etschmann founds the Hahnenköpfle Schwebebahn Etschmann & CoKG |
| 1971+1972 | The "Ifenhütte" double chairlift and the "Ifen" drag lift are built. |
| 1972 | The Ifen lifts open in December. |
| 1973 | Alfons Herz takes over management of the lifts. The Ifen Bus is incorporated into the lift company. |
| 1976 |
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| 1977 | International FIS giant slalom races for men and women take place on February 19 and 20. In 1976, terrain adjustments were made to the Ifoly downhill run to obtain FIS certification. |
| 1978 | The Hahnenköpflebahn is built, with operations permitted only during the winter season. |
| 1981 | Ifen-Lift Alfons Herz KG becomes the majority owner of Heuberg-Schöntal-Lift GmbH. |
| 1984 | The Hirschegg-Heuberg chairlift is rebuilt. |
| 1988 | On March 13, an avalanche with a ruptured slope on the Ifen at an altitude of 1,800 meters causes massive damage to the valley station 500 meters below, causing no casualties. As a result, the avalanche structures at the foot of the Ifen are created. |
| 1991 | The "Ifenhütte" double chairlift is fundamentally modernized. |
| 1992 | Reconstruction of the Hahnenköpflebahn |
| 1994 | The administration building is rebuilt, and garages for buses and snow removal are created. |
| 1995 | Construction of a wastewater treatment plant at the Hahnenköpflebahn mountain station |
| 1996 | The winter hiking trail on the Gottesacker plateau is presented to the public for the first time. |
| 1997 | After almost 20 years, the Hahnenköpflebahn receives a new haulage cable. |
| 1999 | Submission of an overall concept for the modernization of the Ifen cable cars with summer operation of the second section. |
| 2001 |
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| 2003 | The Auenalpe drainage project for flood protection is implemented and proves its worth during the August 2005 floods. |
| 2006 |
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| 2007 | After the snow-poor winter of 2006/07, a snowmaking system is being planned and submitted for approval. The process is underway. |
| 2009 | On July 1, Kleinwalsertaler Bergbahn AG takes over Ifen-Bergbahn GmbH. |
| 2010 | Approval for the construction of the snowmaking system is received |
| 2010 | Concept for the renewal of the Ifen lifts is developed |
| 2010 | Presentation of the Panoramabahn concept |
| 2012 | Rejection of the Panoramabahn concept by referendum |
| From 2012 | Development of a new concept for the renewal of the Ifen cable cars |
| 2014 | Implementation of the first phase of the snowmaking system in the Gaisbühl area |
| 2014-15 | Voting on the relocation of the Natura 2000 protected area boundaries in the ski area |
| 2014-15 | Detailed planning of the Ifen ski area development concept |
| 2015 | Approval of the Nature Conservation and Landscape Development Act |
| 2016 | Implementation of the first investment phase * Olympic cable car * Snowmaking system |
| 2017 | Implementation of the second investment phase * Ifen I & II * New construction of the Tafel &Zunder mountain restaurant |

