Heike Witzstrock

Wärme Hamburg GmbH is an investment holding company based in Hamburg, Germany. The German company functions as an investment holding company and is ultimately controlled by the City of Hamburg.

HGV Hamburger Gesellschaft für Vermögens- & Beteiligungsmgmt is a company based in Hamburg, Germany. The CEOs of the German company are Isabella Niklas and Oliver Jensen. The company is a subsidiary of Hamburger Sparkasse and ultimately controlled by the City of Hamburg.

WEMAG AG engages in the generation and distribution of electricity and natural gas. It operates wind turbines, photovoltaic plants, and biogas facilities. The firm also provides fiber-optic Internet services. The company was founded in 1990 and is headquartered in Schwerin, Germany.

ORARA Engineering GmbH provides engineering services. The company is based in Minden, Germany. and has subsidiaries in Germany. The CEOs are Fred Hölters, Holger Pieper. The German company was founded in 2021.

HafenCity Hamburg GmbH is a city development company based in Hamburg, DE. HafenCity Hamburg is responsible for the development of Europe's largest inner-city urban development project, which is a model for the new European city on the water. The private company offers guided tours of the HafenCity area, and it has a multimedia platform that provides up-to-date information on the development of the new Hamburg district. The German company's focus is on sustainable urban development, social development, and the creation of a diverse and urban living space. The company was founded in 1998, and the CEO is Juergen Bruns-Berentelg.

Hamburgische Investitions- und Förderbank provides banking services. The company is based in Hamburg, Germany and ultimately controlled by the City of Hamburg. The CEO of the German company is Ralf Sommer.

Börse Hamburg operates as a German Stock Exchange. It comprises The Stock Exchange, The Insurance Exchange, The Grain Exchange, and The Coffee Exchange. The company was founded in 1558 and is headquartered in Hamburg, Germany.

Hamburger Energiewerke GmbH provides electricity supply services. The company is based in Hamburg, Germany and has subsidiaries in Germany.

Gasnetz Hamburg GmbH operates a natural gas network. It comprises medium, low pressure, and house connection lines as well as gas pressure control systems. The company is headquartered in Hamburg, Germany.

Founded in 2010, White & Case Rechtsanwaltsgesellschaft mbH is a legal services provider. The company is based in Hamburg, Germany and is a part of White & Case LLP.

The Stadtwerke Rostock AG is a competitive cross composite company with reliable, environmentally friendly and economic supply of heat, natural gas and electricity. It offers customer proximity through consultation and on-site service, Confidence and competence through reliable care and many years of experience, municipal responsibility by strengthening the regional infrastructure, Reliability through continuous investment in pipes and equipment and Environmental responsibility by heat and electricity produced from combined heat and power.

HHLA 2. The company is based in Hamburg, Germany. Speicherstadt Immobilien GmbH & Co. KG provides real estate management services and is ultimately controlled by the City of Hamburg.

HADAG Seetouristik und Fährdienst AG is a company based in Hamburg, DE that was founded in 1888. The company operates in partnership with HVV to provide ferry services throughout the Hamburg port. The German company's ships have been in operation for over a century, and they continue to provide reliable transportation services to this day. The company is ultimately controlled by the City of Hamburg.

GMH Gebäudemanagement Hamburg GmbH is a building management company based in Hamburg, Germany. GMH focuses on sustainable construction and efficient management of educational institutions and other important projects in Hamburg, such as district centers. The German company has successfully planned, built, and managed over 60 school locations in the south of Hamburg, including renovation and maintenance measures. GMH has also worked on large construction projects for the expansion and modernization of the Bundesstraße campus in Eimsbüttel and the redesign of the campus on the Tor for the University of Applied Sciences Hamburg. Additionally, GMH has expanded its competence as a specialized partner for Hamburg's sport division, creating infrastructure for better training conditions in width and top sport. The private company was founded in 1987 and is led by CEOs Mandy Herrmann and Ewald Rowohlt.

HHLA Container Terminal Tollerort GmbH provides container handling and terminal management services. It offers truck handling and delivery, storage and warehousing, cargo handling, port and vessel management, and distribution logistics services. The company was founded in 1934 and is headquartered in Hamburg, Germany.

Part of PricewaterhouseCoopers International Ltd., PricewaterhouseCoopers Legal AG is a law firm based in Frankfurt, Germany. The German company offers a wide range of legal services, including work and real estate law, commercial data protection and cybersecurity, deals/m & a, energy and climate law, financial services, transformation, insolvency and restructuring, IP/IT, and tax law. PricewaterhouseCoopers Legal also provides interdisciplinary solutions by leveraging the competencies of PwC's auditing and consulting society. The company has 18 locations and offers newsletters to keep clients informed about legal developments and information on energy-law developments.

Part of Stadt Halberstadt-Verwaltung, Halberstadtwerke GmbH is an energy service provider based in Halberstadt, Germany. The German company offers a range of services including electricity, gas, water, and heat supply, as well as energy consulting and e-mobility solutions. Halberstadtwerke also provides a customer portal for managing personal data and contracts, and a 24/7 emergency hotline for power outages. The CEO of the company is Rainer Gerloff.

Kom9 GmbH & Co. KG supplies electricity. The private company is based in Freiburg, Germany. The CEOs are Wolfgang Höffken, Axel Sträter. The German company was founded in 2009.

Part of ORARA Engineering GmbH, ELPLAN GmbH is a German company that provides building planning and electrical engineering services. The company is based in Minden, Germany. The company was founded in 1993. The CEO is Holger Pieper.