SPIE Switzerland is a leading provider of cross-sector ICT, multi-technical and building-specific services. Our customers rely on a full-service solution that meets their needs. We specialize in lifecycles: From design, construction to maintenance, repair and operation. MORE ABOUT SPIE SWITZERLAND Focusing on state-of-the-art technology, we are forward-looking, innovative and committed in every project we undertake. We are confident that there is always a better way of doing things – find this out for your project together with us.

Virtual-Call GmbH offers innovative cloud telephony and VoIP solutions for companies in the DACH region and worldwide. Our products include cloud telephone systems, SIP trunking, MS Teams Direct Routing and voice termination - reliable, scalable and customized. Optimize your communication with us!

Wir haben mit der Keller Immobilien-Treuhand AG sehr gute Erfahrungen gemacht: immer sehr schnelle Rückmeldungen, man kümmert sich um die Anliegen, immer pünktlich. Wir haben uns tets gut betreut gefühlt.