Ralf Heidenreich

Stadtwerke Kiel AG distributes gas, electricity and water and provides district heating services in the province of Schleswig-Holstein in Germany. Its operations include the generation of electricity from coal, gas, oil and renewables as well as the sale of electricity and gas. The company is headquartered in Kiel, Germany.

Energieversorgung Offenbach AG provides energy supply and service packages that encompass wind power, biomass and district heating networks. They are also engaged in energy business investments and renewable energy development. The company was founded in 1847 and is based in Offenbach, Germany.

MVV Enamic GmbH supplies energy and utility services to industrial companies and industry parks. It offers transparent procurement of electricity and gas as well as sustainable energy generation, energy data management, billing services and contracting solutions. The firm also provides smart metering, e-mobility, and LED services. The company is headquartered in Mannheim, Germany.

Soluvia GmbH provides wired telecommunications services. The private company is based in Mannheim, Germany. The CEOs are Gerald Hornfeck, Dietmar Sperfeld. The German company was founded in 2007.

MVV RHE GmbH engages in the supply and distribution of electrical energy, heat, gas, and water. It also engages in the management of waste, as well as planning, construction, and operation of telecommunications equipment. The company was founded on December 19, 2008 and is headquartered in Mannheim, Germany.

Enetiqa AS distributes electricity. The company is based in Prague, Czechia and has subsidiaries in Czechia. The Czech company was founded in 1993. Jörg Lüdorf has been the CEO of the company since 2018.

MVV Umwelt GmbH provides sustainable and innovative solutions for electricity, heat, gas, and water, as well as services. The company is based in Mannheim, Germany. The German company is a subsidiary of MVV Energie AG and ultimately controlled by the City of Mannheim. The CEOs of the company are Martin Becker-Rethmann, Joachim Manns.

juwi, Inc. provides solar power generation services. It specializes in the utility-scale solar industry and provides solutions for solar power projects. The firm’s services include development and acquisition, project development, and financing. The company is headquartered in Boulder, CO.

MVV Trading GmbH trades electricity and natural gas. The company is based in Mannheim, Germany and ultimately controlled by the City of Mannheim. The CEO of the German company is Thies Langmaack.

Grosskraftwerk Mannheim AG produces and distributes coal energy. The firm provides power for households, businesses and industry. It also produces steam for neighboring industrial companies and heating water for the district heating network of the Rhine-Neckar metropolitan region. The company was founded on November 8, 1921 and is headquartered in Mannheim, Germany.

MVV Netze GmbH engages in the lease, management, operation and maintenance of electricity, gas supply, district heating, water supply and telecommunications networks. The company is headquartered in Mannheim, Germany.

beegy GmbH provides distributed energy-management solutions. It offers integrated turnkey solutions for distributed energy management including planning, provisioning of distributed energy hard and software components and day-to-day energy management services. The firm provides services to the industrial, retail, commercial and real estate sectors. The company was founded in 2014 and is headquartered in Mannheim, Germany.

VfB Stuttgart 1893 AG operates a sports club. VfB Stuttgart 1893 AG is based in Stuttgart, Germany and has subsidiaries in Germany.

Part of Nederman Holding AB, Nederman GmbH is a leading German company in industrial air filtration. The company, based in Köngen, Germany, offers SmartFilter solutions for dust and smoke extraction that combine leading filtration technology with IoT connectivity. The company's solutions provide protection for people, production, and the planet. Nederman is an expert in dust, welding fume, and particle extraction, improving working conditions, optimizing availability, and providing maximum production protection. The CEO of the company is Ralf Klöpfer.

Part of EnBW Energie Baden Württemberg AG, EnBW Vertrieb GmbH supplies electricity and water. The company is based in Stuttgart, Germany.

Qivalo GmbH specializes in digital data architecture for real estate and automated billing. The company was founded on July 10, 2017 and is headquartered in Mannheim, Germany.

Part of Ingolstädter Kommunalbetriebe, Kommunalunternehmen (KU) der, Stadtwerke Ingolstadt Beteiligungen GmbH is a regional energy supplier providing electricity, gas, and heat to Ingolstadt and surrounding areas. The company is based in Ingolstadt, Germany. The German company offers electric mobility solutions, including wall boxes and charging stations, and is at the forefront of tomorrow's electric mobility. The CEO of the company is Matthias Bolle.

Part of United Internet AG, United Internet Corporate Services GmbH provides management consulting services. The company is based in Montabaur, Germany.

1&1 Internet AG provides web hosting services. The private company is based in Montabaur, Germany.

VSE NET GmbH provides telecommunications services. The firm’s services include leased lines, carrier, satellite, CN, data centers, hosting, security, analogue/ISDN, voice over IP, call numbers/iSAM, telephone systems, terminal equipment, call center and CTI, private mobile radio, analogue, digital and Pay-tv. The company was founded in 1999 and is headquartered in Saarbrucken, Germany.

abcfinance GmbH provides sales financing, leasing, and factoring services. It also engages in the financing of movable investment objects and acquisition of accounts receivables of medium-sized companies. The company was founded on December 16, 1976 and is headquartered in Cologne, Germany.

Artelis SA provides telecommunication services. It provides data, Internet and communication services. The firm portfolio includes planning, construction and operation of integrated telecommunication solutions. The company was founded in 2006 and is headquartered in the Luxembourg.

Part of RWE AG, RWE Rhein Ruhr AG is a German company that supplies electricity. The company is based in Essen, Germany.

Part of Montan-Stiftung-Saar, Saarschmiede GmbH Freiformschmiede is a high-quality forging German company that specializes in the production of forgings of various dimensions. The company is based in Volklingen, Germany. The company offers a complete production line, including melting, forging, heat treatment, and machining on CNC-controlled equipment. The company also provides contract work in the areas of contract remelting, contract forging, heat treatment, and mechanical contract processing. The company was founded in 1993. Peter Schweda has been the CEO of the company since 2015.

VSE AG provides electricity, gas, telecommunications and facility management services. It services include energy-related, commercial and metering. The company was founded in 1998 and is headquartered in Saarbrücken, Germany.

SOLARWATT GmbH specializes in the production of monocrystalline and polycrystalline solar modules. Its product range encompasses building integration and off-grid system modules, power packages, and ancillary components such as inverters, mountings, fasteners, plug connectors, and cables. The company also engage in the construction and operation of solar power plants. SOLARWATT was founded by Lothar Schlegel and Frank Schneider on February 17, 1993 and is headquartered in Dresden, Germany.

Part of E.ON SE, Cegecom SA is a Luxembourger telecommunications company that provides telephony and internet services. The company is based in Luxembourg, Luxembourg.

ABB AG manufactures and markets power transmission equipment, power generation equipment and industrial & building systems. The company operates through two major divisions: power technologies and automation technologies. Power technologies serves electric, gas and water utilities as well as industrial and commercial customers with a range of products, systems and services for power transmission, distribution and automation. Automation technologies delivers solutions for control, motion, protection and plant integration across the range of process and utility industries. The company is headquartered in Mannheim, Germany.

Nanosolar, Inc. designs, engineers and manufactures thin film solar cells and panels. It utilizes Print2Power platform that enables higher conversion efficiency and superior thermal stability. The firm offers through its locations in Germany, Switzerland & the United States. The company was founded in May 2002 by Martin R. Roscheisen and Brian Sager and is headquartered in San Jose, CA.

Juwi Renewable Energies Ltd. provides business support services and is ultimately controlled by the City of Mannheim. The company is based in London, UK. Juwi Renewable Energies was founded in 2010.

JUFA EE GmbH provides administration and management services. The private company is based in Woerrstadt, Germany. The German company was founded in 2012. The CEO is Fred Jung.