![Orange Schweiz telecommunication and internet provider CEO Thomas Sieber (R) stands next to Orange mobile business head Olaf Swantee (C) and Sunrise CEO Christoph Brand during a news conference at Zurich airport Orange Schweiz telecommunication and internet provider CEO Thomas Sieber (R) stands next to Orange mobile business head Olaf Swantee (C) and Sunrise CEO Christoph Brand during a news conference at Zurich airport](https://c8.alamy.com/comp/2D31M2R/orange-schweiz-telecommunication-and-internet-provider-ceo-thomas-sieber-r-stands-next-to-orange-mobile-business-head-olaf-swantee-c-and-sunrise-ceo-christoph-brand-during-a-news-conference-at-zurich-airport-in-kloten-november-25-2009-according-to-swiss-local-media-orange-a-france-telecom-company-will-buy-75-of-the-danish-owned-swiss-operator-sunrise-for-15-billions-euros-22-billions-swiss-francs-reuterschristian-hartmann-switzerland-tags-business-2D31M2R.jpg)
Orange Schweiz telecommunication and internet provider CEO Thomas Sieber (R) stands next to Orange mobile business head Olaf Swantee (C) and Sunrise CEO Christoph Brand during a news conference at Zurich airport
Christian Sieber - Freelance Development Consultant - 3S Consulting - Sieber Swiss Sustainability | LinkedIn
![Swiss Economic Minister Doris Leuthard talks to Christian Democratic Party president Christophe Darbellay during their congress in Lausanne June 23, 2007. REUTERS/Jean-Bernard Sieber-ARC (SWITZERLAND Stock Photo - Alamy Swiss Economic Minister Doris Leuthard talks to Christian Democratic Party president Christophe Darbellay during their congress in Lausanne June 23, 2007. REUTERS/Jean-Bernard Sieber-ARC (SWITZERLAND Stock Photo - Alamy](https://c8.alamy.com/comp/2D2WNAH/swiss-economic-minister-doris-leuthard-talks-to-christian-democratic-party-president-christophe-darbellay-during-their-congress-in-lausanne-june-23-2007-reutersjean-bernard-sieber-arc-switzerland-2D2WNAH.jpg)
Swiss Economic Minister Doris Leuthard talks to Christian Democratic Party president Christophe Darbellay during their congress in Lausanne June 23, 2007. REUTERS/Jean-Bernard Sieber-ARC (SWITZERLAND Stock Photo - Alamy
Christian Sieber - Freelance Development Consultant - 3S Consulting - Sieber Swiss Sustainability | LinkedIn
![Orange Schweiz telecommunication and internet provider CEO Thomas Sieber poses for photographers after a news conference at Zurich airport in Kloten November 25, 2009. According to Swiss local media Orange, a France Orange Schweiz telecommunication and internet provider CEO Thomas Sieber poses for photographers after a news conference at Zurich airport in Kloten November 25, 2009. According to Swiss local media Orange, a France](https://c8.alamy.com/comp/2D31M2B/orange-schweiz-telecommunication-and-internet-provider-ceo-thomas-sieber-poses-for-photographers-after-a-news-conference-at-zurich-airport-in-kloten-november-25-2009-according-to-swiss-local-media-orange-a-france-telecom-company-will-buy-75-of-the-danish-owned-swiss-operator-sunrise-for-15-billions-euros-22-billions-swiss-francs-reuterschristian-hartmann-switzerland-tags-business-2D31M2B.jpg)