Wolfgang Kitza

clickworker GmbH provides crowdsourcing services. It provides independent contractors who assist in the processing of company projects. The firm’s solutions encompass texts, web research, categorization and tagging, product data management, mobile crowdsourcing and API. The company was founded by Alexander Linden and Angelika Linden in 2005 and is headquartered in Essen, Germany.

Bertelsmann SE & Co. KGaA engages in the provision of services related to media and education. It operates through the following segments: RTL Group, Penguin Random House, Gruner + Jahr, BMG, Arvato, Bertelsmann Printing Group, Bertelsmann Education Group, and Bertelsmann Investments. The RTL Group segment specializes in radio and television production. The Penguin Random House segment publishes books. The Gruner + Jahr segment focuses on magazines. The BMG segment engages in music production. The Arvato segment offers technology services. The Bertelsmann Printing Group segment unites the printing activities of the Bertelsmann Group. The Bertelsmann Education Group segment encompasses the overall education business. The Bertelsmann Investments segment comprises start-up and fund investments. The company was founded by Carl Bertelsmann in 1835 and is headquartered in Guetersloh, Germany.

WorldRes, Inc. provides online hotel reservation services. The company offers around 35000 hotels, inns, B&BS and resorts including large international hotel chains, smaller independent hotels, and boutique style hotels. The company was founded in 1995 and is headquartered in San Mateo, CA.