André Krause

Sunrise Communications International SA operates as a holding company, with interest in the telecommunications sector. The company was founded on September 9, 2010 and is headquartered in Luxembourg.

Sunrise Communications Holdings SA provides telecommunication services. The firm also specializes in landline internet. The company was founded on September 9, 2010 and is headquartered in Luxembourg.

Mobile Challenger Intermediate Group SA provides telecommunication solutions. The company was founded on February 25, 2011 and is headquartered in Luxembourg.

UPC Schweiz GmbH engages in the provision of telecommunications and media services. It offers television, internet, telephone, mobile, and cable connection. The company was founded in 1931 and is headquartered in Wallisellen, Germany.

Part of Liberty Global Plc, Sunrise GmbH is a Swiss company that provides internet subscriptions with fiber optic speeds of up to 10 gbit/s. The private company is based in Glattpark, Switzerland. The company's specialist staff takes care of the provision of the house connection and they also offer all-round service to set up everything necessary for reliable phone calls, internet surfing, and TV watching at home. The CEO of the company is André Krause.

Sunrise Communications AG engages in the provision of telecommunications services. The firm offers mobile, Internet, landline, and television network. It distributes its products under the Sunrise and yallo brands. The company was founded in 1996 and is headquartered in Zurich, Switzerland.

O2 Germany GmbH & Co. OHG provides telecommunications services. It provides mobile services to subscribers in Germany. Its customers include BMW, Christian Dior and TCHIBO. The company introduced 3G service to business and consumer customers and it has a joint venture with TCHIBO to sell pre-paid service under the Tchibo Mobilfunk name. The company was founded in 1995 and is headquartered in Munich, Germany.

Sunrise Communications AG engages in the provision of telecommunications services. The firm offers mobile, Internet, landline, and television network. It distributes its products under the Sunrise and yallo brands. The company was founded in 1996 and is headquartered in Zurich, Switzerland.