'''Robert Hoffmann''' is CEO of [[1&1 Internet]] AG since 2014 and Executive Board member of [[United Internet]] AG<ref>[http://www.united-internet.de/en/company/management/management-board.html Management Board United Internet]</ref> since January 2013. | '''Robert Hoffmann''' is CEO of [[1&1 Internet]] AG since 2014 and Executive Board member of [[United Internet]] AG<ref>[http://www.united-internet.de/en/company/management/management-board.html Management Board United Internet]</ref> since January 2013. |