1&1 Drillisch AG, together with its subsidiaries, operates as a telecommunications provider in Germany. The company operates through Access, 5G, and Miscellaneous segments. It provides its customers with a portfolio of services and products from the fields of broadband and mobile internet. The company's wireless access and landline products include related applications, such as home networks, online storage, telephony, and video on demand or IPTV. It also offers custom software solutions, as well as maintenance and support services. In addition, the company provides wireless network services using the networks of TelefÃ³nica and Vodafone; and 5G wireless network services. It operates under the brand names of 1&1, yourfone, smartmobil.de, winSIM, PremiumSIM, simply, maxim, DeutschlandSIM, sim.de, eteleon, discoTEL, M2M-Mobil, handyvertrag.de, and Galaxy EXPERTE brands. The company serves approximately 9.9 million wireless and 4.3 million broadband customers. 1&1 Drillisch AG was founded in 1988 and is headquartered in Maintal, Germany.