O2 Telefónica Deutschland offers telecommunications services for consumers and business customers as well as innovative digital products and services in the area of the Internet of Things and data analytics. The company is one of the leading integrated telecommunications providers in Germany. In mobile communications alone, O2 Telefónica serves more around 46 million mobile lines (incl. M2M – as of 31.12.2021). No network operator connects more people in this country. Under its core brand O2 and various secondary and partner brands, the company sells postpaid and prepaid mobile communications products with innovative mobile data services. The basis for this is the mobile communications network based on a highly resilient GSM, UMTS and LTE infrastructure. At the same time, the company is building a powerful and energy-efficient 5G network. O2 Telefónica also provides telephony and high-speed Internet products based on various technologies in the fixed-network area. Telefónica Deutschland Holding AG has been listed in the Prime Standard segment of the Frankfurt Stock Exchange (TecDAX) since 2012. In the 2021 financial year, the company generated revenue of EUR 7,8 billion with around 7.400 employees. The company is majority-owned by the Spanish telecommunications group Telefónica S.A., headquartered in Madrid. With business activities in 14 countries and a customer base of around 369 million lines, the Group is one of the world’s largest telecommunications providers.

Techniker Krankenkasse (TK) is Germany’s largest health insurance fund with some 11 million insurees. Every day around 14,000 staff members work to guarantee high-quality medical care for insurees. TK is committed to advancing the digitalisation of health care and, at the same time, designing a modern health care system with numerous innovations such as the electronic medical record TK-Safe. The business magazine Focus-Money (7/2022 issue) awarded Techniker Krankenkasse the title of best health insurance fund in Germany for the 16th time in a row. For more information on the comprehensive range of services and benefits offered by TK go to www.tk.de/en.

TK offers start-ups a very special service: Simply book a free consultation at www.socialpizza.tk.de to receive information and advice from the experts at TK on all social security matters of relevance to start-ups: From the planning and set-up phases right through to health issues. Employers will also find a wealth of important information on social security at TK’s online business customer portal: www.tk.de/firmenkunden