Extension and Renovation of a Villa in Collonge-Bellerive GE
4, Chemin de Margencel, Collonge-Bellerive
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For professionalspro
Extension and renovation of an attached villa aiming for the HPE (high energy performance) standard, replacing electric heating with a heat pump, building a swimming pool and landscaping the outdoor areas. For trades, this means structural, heating, insulation and earthworks; the authorization request has been filed but not yet granted.
Trades involved
Summary written by NovaNest’s AI from the official notice; check the details in the file.
The project
Extension and renovation of a semi-detached villa, HPE (27.5%) - removal of electric heating and installation of a heat pump - construction of a swimming pool - outdoor landscaping
Automatic translation of the official notice published in French.
Progress
Filed on 23 October 2026 · status as of 28 October 2026
- 1Filed
- 2Review
- 3Final review
- 4Decision
- 5Construction
- 6Closed
People involved
Pierre Ambrosetti SA
M Pierre AMBROSETTI Chemin du Vieux-Vésenaz, 50A Case postale 6 CH-1222 Vésenaz
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Information from the official public-inquiry notices. It may be incomplete; the official file prevails.