Would you like to rent out your holiday apartment to our guests? GRIWA RENT AG take care of: - Administrative expences - Final cleaning - Check-in / check-out- Guest services We are looking forward to hear from you! For Grindelwald: e-mail welcome(at)griwarent.ch or phone +41 33 854 11 40. For Interlaken and region: e-mail interlaken(at)griwarent.ch or phone +41 33 854 10 10.