Rafael Laguna de la Vera

Open-Xchange AG develops e-mail and collaboration software solutions. It specializes in the development of tools for on-premise or on-demand solutions, geared towards fueling clients' businesses. The company designs an application suite, a centralized cloud environment that lets users manage digital lives, emails, tasks, and files from a single interface. Its solutions include e-mail, calendar, address book, document, and task management applications. The company was founded by Rafael Laguna de la Vera, Martin Kauss and Frank Hoberg in 2005 and is headquartered in Nuremberg, Germany.

AdAstra Venture Consult GmbH (AdAstra) is an independent German private equity firm which was founded in 2000 by Thomas Krüger, Ulrich Clemm and HypoVereinsbank AG. Based in Munich, AdAstra aims to be integrated in the business concept of their investee companies as a genuine partner through their capital, active involvement, guidance and support. The firm acts as investment advisor to the AdAstra Erste Beteiligungs Fund.

Open-Xchange GmbH provides software solutions. The private company is based in Olpe, Germany. The German company was founded in 1996. The CEO is Frank Hoberg.