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Les terrasses volantes St. Blaise

Principal 

Holder SA, Lausanne

Mission 

  • Ensuring an ecologically and economically optimised energy concept 
  • Operating concept and cost calculation for security regarding operating costs in sales 
  • Sale of 35 PPE apartments 

Challenges​ 

  • Consideration of additional investment with low operating costs vs. lower investment for higher operating costs 
  • Balancing of comfort, economy and ecology 
  • Higher than average price in the region 
  • Located next to the station and across the street 

Success 

  • 33 apartments sold before handover of the keys 
  • Functioning operation with transparent operating costs 
www.lesterrassesvolantes.ch