Karl-Heinz Mommertz

ZEAG Energie AG engages in the provision of energy-related services. It operates through the Gas and Electricity segments. The Gas segment engages in the distribution of natural gas. The Electricity segment provides sales of electricity, power distribution and provision of energy-related services. The company was founded on December 9, 1888 and is headquartered in Heilbronn, Germany.

Flughafen Friedrichshafen GmbH operates as a domestic airport. It offers parking, airport travel shops, duty-free shops, cafe and restaurants. The company was founded in 1913 and is headquartered in Friedrichshafen, Germany.

Constantia Finanzkompetenz AG is an independent asset management firm headquartered in Schesslitz, Germany. The firm was founded by Bruno Kramer in 2001. It provides investment advisory services to individuals and institutional investors.

Zeppelin-Stiftung supports social and cultural engagements in Friedrichshafen. The firm focuses on child and youth support services, as well as welfare services for the elderly. It also engages in the promotion of public health, social welfare, art and culture, sports, science and research, as well as education and training. The company was founded by Ferdinand von Zeppelin in 1908 and is headquartered in Friedrichshafen, Germany.

Part of EnBW Energie Baden Württemberg AG, Netzgesellschaft Düsseldorf mbH is a company based in Dusseldorf, Germany. The CEOs of the German company are Gerhard Hansmann, Hans-Jürgen Holthausen, Torben Beisch. Netzgesellschaft Düsseldorf mbH specializes in separating network connections for electricity, natural gas, drinking water, and district heating. The company provides information on current topics and projects related to network connections in Düsseldorf, including the process for obtaining temporary power connections, construction water or standpipes.

Stadtwerk am See GmbH & Co. KG engages in the distribution of energy such as electricity, natural gas, heating, and drinking water. It also invests in decentralized and ecological energy production. The company is headquartered in Ueberlingen, Germany.