Final applicationUnder review

Terraced Villas in Le Grand-Saconnex GE

23H, Chemin de Bonvent, Grand-Saconnex

For professionalspro

The project plans to build semi-detached villas in Grand-Saconnex, with 30% THPE, install solar panels, and fell or trim trees outside forest areas, along with several changes to the original design. For trade professionals, this means structural, carpentry, roofing, technical installation and outdoor works, with a scope still to be specified; the application has been submitted but not yet approved.

Trades involved

Structural worksCarpentryRoofingSolar panelsHeating and ventilationElectricalLandscapingEarthworks

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

The project

Construction de villas mitoyennes (30% THPE) - installation de panneaux solaires, Abattage et/ou élagage d'arbres hors forêt (RCVA) - Modifications diverses du projet initial

Progress

Filed on 1 June 2026 · status as of 12 June 2026

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

Location

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

People involved

Agent

M Architecture Sàrl

M Philippe MARMET Rue du Beulet , 7 CH-1203 Genève

Applicant

M Pierre-Alain Tschopp

Chemin Bonvent , 25B CH-1218 Grand-Saconnex

Owner

Mme Minji Zhai;M Ansongo Mensah

Mme Minji Zhai Rue de Moillebeau, 63 CH-1209 Genève;M Ansongo Mensah Rue de Moillebeau, 63 CH-1209 Genève

Other projects nearby

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