• 1938: Foundation of an organization for the development of Haute-Nendaz
  • 1952: First skilift
  • 1954: First skating rink
  • 1958: Inauguration of the first gondolas from Haute-Nendaz to Tracouet
  • 1962: Opening of first ski school
  • 1965: Construction of Siviez amenities
  • 1968: Replacement Haute-Nendaz-Tracouet gondolas
  • 1969: Launch of Gaby Sports
  • 1971: Construction of a sports centre
  • 1978: Opening of the first cross-country ski run (Pra-da-Dzeu)
  • 1981: Inauguration of the Col des Gentianes cablecar
  • 1982: New skating rink
  • 1983: Inauguration of Mont-Fort cablecar
  • 1984: New cablecar from Les-Fontaines to Plan-du-Fou
  • 1988: New fast 4-seater télésiège Siviez-Tortin
  • 1992: New gondolas from Haute-Nendaz to Tracouet
  • 1996: Extended sports centre
  • 2002: Launch of Nendaz Tourisme SA
  • 2006: New fast 4-seater télésiège Siviez-Combatseline
  • 2008: Burton Progression Park
  • 2009: Replacement Mont-Fort cable-car
  • 2009: Mont-Fort igloo-bar at 3300m
  • 2010: Nendaz Wood Park
  • 2010: Upgraded skilift at Col des Gentianes
  • 2011: Tortin Winter Golf
  • 2012: Funicular linking Les Ecluses to the start of the lifts
  • 2013: New cable car from Siviez to Plan-du-Fou