3 G immo – Catherine Kosmala

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    OPTIMHOME is the primary certified ISO 9001 estate agency. Catherine Kosmala is your independent proxy agent in the Abondance Valley and on the Gavot Plateau for buying and selling terrain, apartments or houses.

    Services & Equipment

    • Real-estate agency (deals)


    All year round.

    Details of the type of trade and service

    • Real Estate
    • Real-estate agency


    150 rte de la Dent d'Oche
    74500 Bernex

    Spoken languages

    • Langue
    • English
    • French