Markus Naef

Salt Mobile AG engages in the provision of wireless telecommunications services. It offers mobile and fixed telephony, mobile broadband and internet services. The firm provides its services to the residential and business segments. The company was founded in 1998 and is headquartered in Renens, Switzerland.

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.

SwissSign AG provides services in the field of digital identities, electronic identification, as well as electronic signatures and related application. The company was founded on October 9, 2009 and is headquartered in Glattbrugg, Germany.

ewl Energie Wasser Luzern Holding AG engages in the generation and distribution of electricity. The firm’s services include electricity, gas, water, heat, telecommunications, and mobility. It also provides installation and energy consulting. The company was founded on December 18, 2000 and is headquartered in Lucerne, Switzerland.

Part of Die Schweizerische Post AG, Swisssign Group Ltd. is a company that offers easy integration of qualified electronic signature (QES) into processes, both on-premise and in the cloud, resulting in cost reductions and higher conversion rates. The company is based in Opfikon, Switzerland. Swisssign Group also provides assistance through their partners, including adnovum, ergon, itsense, i-web, softcom, ti & m, and united security providers, and allows users to log in securely with SwissID for online services and legally recognized SwissID-identities. Markus Naef has been the CEO of the company since 2017.

Sunrise Communications Group AG operates as a holding company which provides telecommunication services. The company operates through following segments: Residential, Business, Wholesale, and Head Office. The Residential segment provides fixed line and mobile services to residential end customers as well as sales of handsets. The Business segment offers a full range of products and services, from fixed-line and mobile communications to Internet and data services as well as integration services to different business areas such as small and home office, small and medium enterprises, and large corporate clients. The Wholesale segment includes product portfolio which covers voice, data, internet and infrastructure services such as carrier and roaming services, which are marketed to national and international telecom service providers as well as mobile virtual network operators. The Head Office segment comprises support units such as network, information technology, and operations, as well as staff functions like finance, human resources and strategy. The company was founded on January 13, 2015 and is headquartered in Zurich, Switzerland.