Final applicationUnder review

Two Grouped Residences with Underground Parking in Chêne-Bougeries GE

5, Chemin de Grange-Bonnet, Chêne-Bougeries

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For professionalspro

Two grouped residential buildings with an underground car park, a heat pump and a very high energy standard (30%, THPE) are planned in Chêne-Bougeries. For trade professionals, the project includes excavation and structural work for a second basement level, plus interior and exterior works and tree felling or pruning; the application has been filed and is not yet approved.

Trades involved

EarthworksStructural worksHeating and ventilationInsulationLandscapingElectrical

Summary written by NovaNest’s AI from the official notice; check the details in the file.

The project

Construction of two grouped housing units (30% THPE), underground car park, heat pump, felling and/or pruning of trees outside forest - modification of the underground car park - addition of a second basement level - external and internal redesigns) - modification of heat pump location

Automatic translation of the official notice published in French.

Progress

Filed on 12 October 2026 · status as of 3 November 2026

1Filed
2Review
3Final review
4Decision
5Construction
6Closed

Location

See on the map Open on map.geo.admin.ch

People involved

Agent

Carneiro Architectes SA

M Antonio CARNEIRO Rue Joseph-Girard, 16 CH-1227 Carouge

Applicant

PRIVALIA IMMOBILIER SA

M Michael Ortiz Route de Chêne, 116 CH-1224 Chêne-Bougeries

Second applicant

ANTIQUA INVEST SA

M Enrique Ortiz Route de Chêne, 116 CH-1224 Chêne-Bougeries;M Charles-Louis Pierre Marie De Laguiche Chemin Grange-Bonnet, 9 CH-1224 Chêne-Bougeries

Owner

Mme Sophie Marie Mélanie Hélène De Laguiche;ANTIQUA INVEST SA

Mme Sophie Marie Mélanie Hélène De Laguiche . CH-. .;ANTIQUA INVEST SA M Enrique Ortiz Route de Chêne, 116 CH-1224 Chêne-Bougeries;M Charles-Louis Pierre Marie De Laguiche Chemin Grange-Bonnet, 9 CH-1224 Chêne-Bougeries

Other projects nearby

Information from the official public-inquiry notices. It may be incomplete; the official file prevails.