Ralph Dommermuth is co-founder and CEO of United Internet AG. Dommermuth began his career with an apprenticeship at Deutsche Bank, after which he worked for a PC retailer in his hometown of Montabaur. There he met Wendelin Abresch and together they founded 1&1 EDV Marketing GmbH. What started out as a marketing service provider grew into one of the largest internet service providers in Europe. Through Ralph Dommermuth Beteiligungen GmbH, he holds shares in United Internet AG, as well as in the football club Borussia Dortmund (5%) and in real estate companies. In 2006, Dommermuth founded the United Internet for UNICEF foundation. He uses the reach of his portals GMX and Web.de to collect donations.
