Sandra Vollmer

1&1 Internet SE engages in the provision of hosting and cloud services. It provides free domain name, business website, business domain, website hosting, website application, WordPress blog, eShop builder, and domain tips. The company was founded by Ralph Dommermuth in 1988 and is headquartered in Montabaur, Germany.

STRATO AG provides web hosting services. Its products include domains, email and homepage packages, webshops, online storage and business solutions, as well as servers. The company was founded by Marc Alexander Ullrich and Norbert Stangl in 1997 and is headquartered in Berlin, Germany.

united-domains AG specializes in domain name registration. They offer domains and support domain names for their clients. The company was founded in 2000 and is based in Starnberg, Germany.

AWIN AG provides performance-based online advertising solutions. It specializes in the development and operation of a web-based publisher and affiliate marketing network. The firm's solutions and services encompass affiliate marketing, affiliate campaigns, mobile marketing, performance display, and developer solutions. The company was founded by Thomas Hessler, Heiko Rauch, and Jens Hewald in 2000 and is headquartered in Berlin, Germany.

Toptarif Internet GmbH offers online access to databases for price comparisons. It provides actual tariffs of the electricity, gas, fixed telephone, mobile phone, legal protection, currant accounts, personal loans, credit cards, and car insurance sectors. The company was founded by Felix Jahn, Ingo Bohg, and Thorsten Bohg in June 2007 and is headquartered in Berlin, Germany.

Rocket Internet is the venture capital division of Rocket Internet SE founded in 2007 by the Samwer brothers Marc, Alexander, and Oliver. The firm is headquartered in Berlin, Germany.

United Internet Investments Holding GmbH operates as a venture capital firm. The company is headquartered in Montabaur, Germany.

Part of United Internet AG, 1 & 1 Mail & Media GmbH is a German company that offers a web.de advantage world with many bargains, exclusive discounts, and coupons. The company is based in Karlsruhe, Germany. The company provides current deals and offers from various partners, and customers can shop online and save money. The CEOs of the company are Jan Oetjen, Thomas Ludwig, Alexander Charles.

Eun Holdings LLP engages as a special purpose vehicle. It offers bandwidth infrastructure services. The company is headquartered in Alexandria, VA.

1&1 Mail & Media Applications SE engages in the provision of consulting services in the fields of telecommunications, media transmission, and information technology. It also offers training in the areas of electronic data, communication, and network connection systems. The company was founded on August 6, 2014 and is headquartered in Montabaur, Germany.

Part of United Internet AG, Drillisch Online GmbH is a leading provider of cheap and innovative mobile phone solutions. The company is based in Maintal, Germany and offers attractive tariff models online with a convincing price/performance ratio. Different positioned brands under the roof of Drillisch Online offer the optimal tariff for each user and a large selection of current smartphones. The CEOs of the German company are Justus von Bergmann, Robin Harries, Heiko Hambückers.

1&1 Internet AG provides web hosting services. The private company is based in Montabaur, Germany.

1&1 Internet Topco Se provides web hosting and one-stop internet services. The private company is based in Montabaur, Germany.

Part of United Internet AG, IONOS Holding SE provides business advisory services. The company is based in Montabaur, Germany.

Part of United Internet AG, 1&1 Energy GmbH operates electricity and gas stations. The company is based in Karlsruhe, Germany. The CEOs of the German company are Sascha Vollmer, Thomas Ludwig, Jan Oetjen.

Part of ProSiebenSat.1 Media SE, VX Sales Solutions GmbH is a German company that provides business consulting services. The company is based in Heidelberg, Germany. The CEOs of the company are Daniel Puschmann, Tim Rhoenisch.

Part of United Internet AG, 1 & 1 Telecommunication AG is a German company that provides internet services to private and commercial customers. The company is based in Montabaur, Germany. Martin Witt has been the CEO of the company since 2014. 1&1 Telecommunication AG was acquired by Drillisch AG from United Internet AG on September 08, 2017 for $6,772.12 million.