Stephan Stubner

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.

COGNOS AG is one of the largest private and independent education groups in Germany. The companies of COGNOS AG offer higher education, vocational education and training and continuing education. The focus of the training are the topics of health, and business management.

Verlag Bertelsmann Stiftung engages in the provision of educational and social affairs non-profit services. It specializes in education, Europe, democracy, health, values, and economy. The company was founded by Reinhard Mohn in 1977 and is headquartered in Guetersloh, Germany.

Flughafen Hamburg GmbH provides consulting and other services, both in the airport sector and in other fields. It operates through the following: Aviation, Ground Handling, Center Management, and Real Estate Management. The Aviation division is to maintain, ensure, and enhance safe and smooth flight operations. The Ground Handling division holds the contracts with the airlines along with the shares in ground handling service holding companies. The Center Management division includes all property rentals at Hamburg Airport, the concept and design of retail and food court areas, and the management and marketing of advertising operations. The Real Estate Management division maintains and provides the entire infrastructure for Hamburg Airport. The company was founded in 1911 and is headquartered in Hamburg, Germany.

NRW.BANK operates as a state-owned development bank, assisting the German Federal State of North Rhine-Westphalia in its economic and social advancements. It offers interest-subsidized loans, subordinated loans, grants, financing, and advisory services. Its business activities are strictly limited to the Federal State of North Rhine-Westphalia. It serves small and medium-sized enterprises (SMEs)/start ups, municipalities and the social housing sectors. The company was founded on August 1, 2002 and is headquartered in Duesseldorf, Germany.

Nederlandse Gasunie NV engages in gas infrastructure activities. It also maintains and develops the gas transport grid, and offers gas transport and related services. The company is headquartered in Groningen, the Netherlands.

University of Hawai'i at Hilo engages in the provision of services relating to higher education. It offers bachelor’s degrees, minors, master’s degrees, doctoral degrees, certificate programs, graduate certificate programs, and distance learning. The company was founded in 1947 and is headquartered in Hilo, HI.

Roland Berger GmbH provides business consulting services. It offers advisory services to international enterprises and public institutions on business management issues ranging from rule-breaking strategies to organizational structures and business processes. The firm focuses on corporate development, information management, marketing and sales, operations strategy, restructuring and corporate finance. Roland Berger was founded on September 14, 1998 and is headquartered in Munich, Germany.

HASPA Finanzholding operates as a holding company of banks and savings institutions. The company was founded on June 16, 2003 and is based in Hamburg, Germany.

Hamburger Sparkasse AG provides savings bank and also private and commercial finance services. The firm specializes in the retail banking and corporate business with small-to-medium sized enterprises. Hamburger Sparkasse was founded in 1827 and is headquartered in Hamburg, Germany.

RAG-Stiftung operates as a private foundation. It provides financing services for the perpetual mine management as well as the educational, scientific, and cultural projects related to coal mining in the Ruhr and Saar regions. The company was founded on June 26, 2007 and is headquartered in Essen, Germany.

The European Climate Foundation is an organization that promotes climate and energy policies. The non-profit company is based in The Hague, Netherlands. The Dutch company was founded by John H. McCall MacBain.

Xi GmbH provides information technology services. The private company is based in Gütersloh, Germany. The German company was founded by Johannes Meier. Johannes Meier has been the CEO since incorporation.

HENSOLDT Holding GmbH engages in the acquisition, management, and disposal of participating interests in firms, which specialize in the development, production, and distribution of electronic systems and optronic products for military and non-military applications. It also provides management and consulting services to affiliated firms. The company was founded on July 28, 2015 and is headquartered in Taufkirchen, Germany.