1&1

1&1 AG is a leading German telecommunications provider specializing in mobile and broadband services. Headquartered in Montabaur, the company serves approximately 16 million customer contracts through innovative mobile tariffs, high-performance broadband connections including VDSL, vectoring, and fiber optics, and value-added applications such as smart home solutions, IPTV, video on demand, and online storage. Operating for over 30 years, 1&1 AG pioneered Germany's digital infrastructure, notably launching Europe's first mobile network using Open RAN technology, and holds service provider licenses from networks like Telefónica and Vodafone while expanding its own 5G capabilities. As a subsidiary majority-owned by United Internet AG, it employs over 3,000 people and generates significant revenue primarily from its Access and 1&1 Mobile Network segments, all concentrated in the German market. Through premium 1&1 brands and discount labels under Drillisch Online GmbH, it caters to diverse customers prioritizing reliability, affordability, and award-winning service. 1&1 AG plays a key role in the competitive wireless telecommunications sector, driving digital inclusion and infrastructure sovereignty.