Olaf Heinrich

mainzplus CITYMARKETING GmbH is a private company based in Mainz, Germany that combines Mainz Congress, Mainz Tourism, and Mainz Culture to promote Mainz as a destination for tourism, culture, and conferences. The German company provides event venues such as the Rheingoldhalle, Electoral Palace, and Frankfurter Hof in the Old Town. The company was founded in 2012 and is led by CEOs Marc André Glöckner and Katja Mailahn.

Wohnbau Mainz GmbH is a real estate company that specializes in the development, construction, and management of residential and commercial properties. The company is based in Mainz, Germany. The German company is a subsidiary of Mainzer Stadtwerke AG, which is ultimately controlled by the State of Mainz. The company was founded in 1917 and is currently led by CEOs Franz Ringhoffer and Thomas Will.

Mainzer Aufbaugesellschaft Mit Beschränkter Haftung (MAG) is a German company based in Mainz, DE, and has subsidiaries in Germany. MAG specializes in the development and realization of significant urban projects in Mainz and the Rhein-Main metropolitan region. The company provides professional and innovative services to both private and municipal clients. MAG's core competencies include project development, project management, and consulting services. The company's projects range from residential and commercial properties to special-purpose buildings such as schools and sports halls. MAG's mission is to create space that enhances the quality of life for people in the region. The company was founded in 1966, and the CEOs are Martin Dörnemann and Christian von der Lühe.

Zentrale Beteiligungsgesellschaft der Stadt Mainz mbH is a holding private company that unites various city-related sectors such as city marketing, education, and social services. The company is based in Mainz, Germany, and is actively seeking talented individuals to support the future of the city. The ZBM-Konzern group of companies works towards the development of the city, with the ZBM providing support and ensuring effective communication and transparency within the group. The CEOs of the German company are Günter Beck, Daniel Gahr.

Mainzer Bürgerhäuser GmbH & Co. KG is an event location based in Mainz, DE. The private company's description states that it is an event location with event rooms that can be rented for various occasions. The German company offers event rooms for different occasions that can be rented. The CEO of the company is Günter Beck.

In.betrieb gGmbH Gesellschaft für Teilhabe und Integration is a private company based in Mainz-Hechtsheim, Germany. The German company provides assisted living facilities. The CEO of the company is Michael Huber.