Peter Birkner
Chairman at Mainova EnergieDienste GmbH
Network origin in Peter Birkner first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Hanau Netz GmbH
 Hanau Netz GmbH Electric UtilitiesUtilities Hanau Netz GmbH provides electricity distribution services. The private company is based in Hanau, Germany. The German company was founded in 2012. The CEO is Adrian Szabo.
7
| Private Company | Electric Utilities | 7 |
enersis suisse AG
 enersis suisse AG Packaged SoftwareTechnology Services Enersis Suisse AG develops software solutions for energy revolution. It develops software solutions for the smart-grid system and for sustainability management. The company was founded in 2009 and is headquartered in Bern, Germany.
6
| Holding Company | Packaged Software | 6 |
NRM Netzdienste Rhein-Main GmbH
 NRM Netzdienste Rhein-Main GmbH Electric UtilitiesUtilities NRM Netzdienste Rhein-Main GmbH provides access to electricity and natural gas distribution networks, as well as metering services. The company is ultimately controlled by the City of Frankfurt am Main (Germany). The company is based in Frankfurt, Germany. The CEOs of the German company are Mirko Maier, Torsten Jedzini.
3
| Subsidiary | Electric Utilities | 3 |
ENAG/Maingas Energieanlagen GmbH
 ENAG/Maingas Energieanlagen GmbH Electric UtilitiesUtilities ENAG/Maingas Energieanlagen GmbH supplies energy and is ultimately controlled by the City of Frankfurt. The company is based in Eisenach, Germany. The CEOs of the German company are Andreas Meyer, Frank Benz.
3
| Subsidiary | Electric Utilities | 3 |
SRM StraßenBeleuchtung Rhein-Main GmbH
 SRM StraßenBeleuchtung Rhein-Main GmbH Engineering & ConstructionIndustrial Services SRM StraßenBeleuchtung Rhein-Main GmbH is a private company based in Frankfurt am Main, Germany. SRM StraßenBeleuchtung Rhein-Main GmbH specializes in innovative lighting and lighting systems. The German company provides lighting solutions for public street lighting in Lampertheim and Bürstadt, and offers network information for these systems. The company was founded in 2007 and is led by CEO Thomas Erfert.
2
| Private Company | Engineering & Construction | 2 |
8KU Renewables GmbH
 8KU Renewables GmbH Electric UtilitiesUtilities 8KU Renewables GmbH is a unique nationwide cooperation between eight major municipal energy supply companies from different cities in Germany. The private company is based in Berlin, Germany. The German company's focus is on climate-friendly power and heat generation for the municipalities and the region. The company provides services of general interest that combine climate protection with regional added value. Since 2007, they have been providing impetus for climate protection and efficiency, innovations, and fair market design.
2
| Private Company | Electric Utilities | 2 |
Agfw Der Energieeffizienzverband Fuer Waerme Kaelte Und Kwk E
1
| Private Company | 1 | |
Mainova EnergieDienste GmbH
 Mainova EnergieDienste GmbH Miscellaneous Commercial ServicesCommercial Services Mainova EnergieDienste GmbH provides energy services, including technical facility management and consultancy services in the energy sector. The company is based in Frankfurt, Germany. The German company is ultimately controlled by the City of Frankfurt.
1
| Subsidiary | Miscellaneous Commercial Services | 1 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Peter Birkner via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| MAINOVA AG | Electric Utilities | Corporate Officer/Principal Corporate Officer/Principal Chief Executive Officer Sales & Marketing Chief Tech/Sci/R&D Officer Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal | |
Stadtwerke Hanau GmbH
 Stadtwerke Hanau GmbH Electric UtilitiesUtilities Stadtwerke Hanau GmbH engages in the supply of electricity, natural gas, and drinking water to private and commercial customers. It offers customer service, support programs, information builders, and measuring device. The company was founded by Herrmann Pabst in 1848 and is headquartered in Hanau, Germany. | Electric Utilities | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Energieversorgung Main-Spessart GmbH
 Energieversorgung Main-Spessart GmbH Alternative Power GenerationUtilities Energieversorgung Main-Spessart GmbH supplies electricity and natural gas. The private company is based in Aschaffenburg, Germany. The German company was founded in 1975. The CEO is Thomas Vollmuth. | Alternative Power Generation | Director/Board Member Chairman Director/Board Member Chairman Director/Board Member Director/Board Member Chairman | |
Gasversorgung Main-Kinzig GmbH
 Gasversorgung Main-Kinzig GmbH Gas DistributorsUtilities Founded in 1975, Gasversorgung Main-Kinzig GmbH is a subsidiary of Kreiswerke Main-Kinzig GmbH. The company is based in Gelnhausen, Germany and engages in transmitting and distributing natural gas. | Gas Distributors | Chairman Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Stadtwerke Dreieich GmbH
 Stadtwerke Dreieich GmbH Electric UtilitiesUtilities Part of Magistrat der Stadt Dreieich, Stadtwerke Dreieich GmbH is a gas supply company based in Dreieich, Germany. The German company's description mentions the current situation and its impact on gas supply. The CEO of the company is Steffen Arta. | Electric Utilities | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Ohra Energie GmbH
 Ohra Energie GmbH Gas DistributorsUtilities Part of EnBW Energie Baden Württemberg AG, Ohra Energie GmbH is a company based in Frottstadt, Germany. Ohra Energie supplies natural gas, electricity, and heat directly to customers' homes. The German company also offers modern energy solutions such as solar power and air conditioning, as well as expanding the charging infrastructure for electric cars. With a focus on sustainability and investing in the future, Ohra Energie is committed to making the region more livable. Ohra Energie GmbH was founded in 1991, and Michael Fischer has been the CEO since 2014. Ohra Energie was acquired by Erdgas Westthüringen Beteiligungsgesellschaft mbH, part of EnBW Energie Baden Württemberg AG, on March 01, 1993. | Gas Distributors | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Werraenergie GmbH
 Werraenergie GmbH Electric UtilitiesUtilities Werraenergie GmbH engages in the supply of natural gas, electricity, and heating to private households, commercial enterprises, as well as public institutions. It also operates solar power plants. In addition, the firm provides consulting services related to energy topics and gives tips on how to save gas and electricity. The company was founded on June 17, 1991 and is headquartered in Bad Salzungen, Germany. | Electric Utilities | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Gasversorgung Offenbach GmbH
 Gasversorgung Offenbach GmbH Gas DistributorsUtilities Gasversorgung Offenbach GmbH provides reliable energy and personal service in Offenbach, Germany. The German company offers electricity, gas, heat, water, and more. The private company also provides energy-saving tips for reducing costs in the kitchen. The company's subsidiary is ultimately controlled by the City of Mannheim. The company was founded in 1994, and the CEOs are Cordelia Müller and Ulrich Bruns. | Gas Distributors | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Eisenacher Versorgungs-Betriebe GmbH
 Eisenacher Versorgungs-Betriebe GmbH Electric UtilitiesUtilities Eisenacher Versorgungs-Betriebe GmbH (evb) engages in the distribution and supply of electricity, natural gas, and district heating. The company was founded in 1991 and is headquartered in Eisenach, Germany. | Electric Utilities | Director/Board Member Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Gas-Union GmbH
 Gas-Union GmbH Gas DistributorsUtilities Gas-Union GmbH engages in the production and supply of natural gas. The firm operates through the following segments: Sales, Trading, and Services; Networks; Storage; and Upstream. The Sales, Trading, and Services segment focuses on product procurement, sales, distribution, and risk management processes. The Networks segment refers to product transport. The Storage segment is reponsible for technical storage and services. The Upstream segment specializes in gas exploration. The company was founded in 1961 and is headquartered in Frankfurt, Germany. | Gas Distributors | Director/Board Member Director/Board Member Chairman Director/Board Member Director/Board Member | |
Oberhessische Gasversorgung GmbH
 Oberhessische Gasversorgung GmbH Gas DistributorsUtilities Oberhessische Gasversorgung GmbH provides various services related to gas supply, payment transactions, invoice explanation, and energy efficiency offers. The company is a subsidiary of Stadtwerke Friedberg GmbH and ultimately controlled by the City of Frankfurt. The company is based in Friedberg, Germany. The German company also offers up to €1,000 bonus for switching to their heating services, as well as a thank-you bonus for referrals. Additionally, they provide affordable natural gas, heating leasing, and fixed-price heating services. The CEOs are Holger Reuss, Stefan Hammer. The company was founded in 1977. | Gas Distributors | Chairman Director/Board Member Chairman Director/Board Member Chairman | |
Erdgas Westthüringen Beteiligungsgesellschaft mbH
 Erdgas Westthüringen Beteiligungsgesellschaft mbH Gas DistributorsUtilities Part of EnBW Energie Baden Württemberg AG, Erdgas Westthüringen Beteiligungsgesellschaft mbH is a German company that specializes in natural gas transmission and distribution. The company is based in Bad Salzungen, Germany. The company was founded in 1991. Thomas Kögler has been the CEO of the company since 2018. Erdgas Westthüringen Beteiligungsgesellschaft mbH was acquired by Gas-Union GmbH, part of EnBW Energie Baden Württemberg AG from September 30, 2020. | Gas Distributors | Director/Board Member Director/Board Member Chairman Director/Board Member | |
Mainova Beteiligungsgesellschaft mbH
 Mainova Beteiligungsgesellschaft mbH Financial ConglomeratesFinance Mainova Beteiligungsgesellschaft mbH provides investment services. The company is based in Frankfurt, Germany. The CEOs are Constantin H. Alsheimer, Diana Rauhut, Norbert Breidenbach. The German company is ultimately controlled by the City of Frankfurt. The company was founded in 2009. | Financial Conglomerates | Chief Executive Officer Chief Executive Officer Chief Executive Officer Chief Executive Officer | |
Thüga Holding GmbH & Co. KGaA
 Thüga Holding GmbH & Co. KGaA Electric UtilitiesUtilities Thüga Holding GmbH & Co. KGaA is a private company based in Munich, Germany. Thüga Holding GmbH & Co. KGaA creates added value and is supported by the subsidiary companies of the Thüga Group. The German company offers a unique solution world. The company was founded in 2009 and the CEO is Michael Riechel. | Electric Utilities | Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
Biomasse Kraftwerk Fechenheim GmbH
 Biomasse Kraftwerk Fechenheim GmbH Alternative Power GenerationUtilities Biomasse Kraftwerk Fechenheim GmbH generates and supplies biomass electricity. The company is ultimately controlled by the City of Frankfurt am Main (Germany). The company is based in Frankfurt am Main, Germany. The CEOs of the German company are Matthias Ertmer, Dennis Smith. | Alternative Power Generation | Director/Board Member Chairman Chairman Director/Board Member | |
Stadtwerke Frankfurt am Main Holding GmbH
 Stadtwerke Frankfurt am Main Holding GmbH Electric UtilitiesUtilities Stadtwerke Frankfurt am Main Holding GmbH provides electricity, gas, heat, water and environmentally friendly services. The company was founded in 1995 and is headquartered in Frankfurt, Germany. | Electric Utilities | Chief Executive Officer Chief Executive Officer Chief Executive Officer | |
Südwestdeutsche Rohrleitungsbau GmbH
 Südwestdeutsche Rohrleitungsbau GmbH Engineering & ConstructionIndustrial Services Part of ACS Actividades de Construcción y Servicios SA, Südwestdeutsche Rohrleitungsbau GmbH is a company based in Frankfurt am Main, Germany. Südwestdeutsche Rohrleitungsbau GmbH specializes in the construction and renewal of water pipelines and connections, ensuring the quality and safety of drinking water. The German company is a reliable partner for infrastructure services related to pipeline construction, both locally and nationwide. The company was founded in 1965, and the CEO is Dirk Heesen. | Engineering & Construction | Director/Board Member Director/Board Member Director/Board Member | |
Hessenwasser Verwaltungs-GmbH
 Hessenwasser Verwaltungs-GmbH Financial ConglomeratesFinance Hessenwasser Verwaltungs-GmbH engages in the acquisition and management of participations in firms. The company was founded on May 31, 2006 and is headquartered in Gross-Gerau, Germany. | Financial Conglomerates | Director/Board Member Chairman Director/Board Member | |
| Verband Kommunaler Unternehmen eV | Director/Board Member Corporate Officer/Principal | ||
Mainova ServiceDienste GmbH
 Mainova ServiceDienste GmbH Electric UtilitiesUtilities Mainova ServiceDienste GmbH distributes electricity and provides utilities services. The company is headquartered in Frankfurt a. Main, Germany. | Electric Utilities | Director/Board Member Corporate Officer/Principal | |
Netzeigentumsgesellschaft Mörfelden-Walldorf GmbH & Co. KG
 Netzeigentumsgesellschaft Mörfelden-Walldorf GmbH & Co. KG Investment ManagersFinance Netzeigentumsgesellschaft Mörfelden-Walldorf GmbH & Co. KG is a German company that engages in the management of assets. The private company is based in Morfelden-Walldorf, Germany. The CEO of the company is Reinhard Kalisch. | Investment Managers | Director/Board Member Director/Board Member | |
GHG GmbH
 GHG GmbH Engineering & ConstructionIndustrial Services Part of Kämpf + Co. Innovative Haustechnik GmbH, GHG GmbH provides services for heating, air conditioning, and more in Frankfurt, DE. Innovative Haustechnik GmbH from Mainova AG on March 03, 2010. The CEOs are Maximilian Becker, Nicholas Hahn, Andreas Hahn. The German company was founded in 1962. GHG was acquired by Kämpf + Co. | Engineering & Construction | Director/Board Member Chairman | |
Gemeinschaftskraftwerk Bremen GmbH & Co. KG
 Gemeinschaftskraftwerk Bremen GmbH & Co. KG Electric UtilitiesUtilities Gemeinschaftskraftwerk Bremen GmbH & Co. KG, also known as gkb, is an environmentally friendly and economically efficient company based in Bremen, Germany. The German company's main focus is on energy production, and they have a project underway to build a new power plant. The CEO of the private company is Ralph Kraemer. | Electric Utilities | Director/Board Member Director/Board Member | |
| ABO WIND AG | Engineering & Construction | Director/Board Member Director/Board Member | |
Dynega Energiehandel GmbH
 Dynega Energiehandel GmbH Electric UtilitiesUtilities Dynega Energiehandel GmbH is a German company that offers modern and effective procurement management services, portfolio management optimization, and independent risk control services. The private company is based in Frankfurt am Main, Germany. The company provides a professional procurement service that allows partners to enjoy the benefits of joint procurement without getting involved in it. | Electric Utilities | Chairman | |
| Caricatura Museum Frankfurt | Director/Board Member | ||
Thüga AG
 Thüga AG Electric UtilitiesUtilities Thüga AG operates as a holding company with interests in the energy and water sectors. It provides consulting services with its technical know-how and market assessments to partner companies, as well as ensures the financial support of municipal enterprises. The company was founded by Theodor Weigel in November 1867 and is headquartered in Munich, Germany. | Electric Utilities | Chief Executive Officer | |
| City of Frankfurt am Main (Germany) | Municipality | Treasurer | |
| DMS Deutsche Städte-Medien GmbH | Chairman | ||
AVA Abfallverbrennungsanlage Nordweststadt GmbH
 AVA Abfallverbrennungsanlage Nordweststadt GmbH Environmental ServicesIndustrial Services AVA Abfallverbrennungsanlage Nordweststadt GmbH is a waste-to-energy company based in Frankfurt am Main, DE. The company is ultimately controlled by the City of Frankfurt am Main (Germany). The German company operates one of the most modern and environmentally friendly waste incineration plants in the region. The plant uses household waste as fuel to produce energy and heat, helping to reduce the consumption of fossil fuels. AVA Abfallverbrennungsanlage Nordweststadt produces district heating and electricity from household waste, all while adhering to the highest ecological and technological standards. The CEO of the company is Udo Findt. | Environmental Services | Chief Executive Officer | |
| FRAPORT AG | Other Transportation | Director/Board Member | |
| BOSSARD HOLDING AG | Metal Fabrication | Corporate Officer/Principal | |
ENTEGA AG
 ENTEGA AG Alternative Power GenerationUtilities ENTEGA AG provides energy and infrastructure services. Its operations are divided into the generation, distribution, networks, public service management, trading, and shared services business areas. The generation business segment includes the production of electricity from renewable sources and gas-fired plants. The supply of electricity, natural gas, district heating, and telecommunications services fall under the distribution division. The construction and operation of energy and drinking water networks, power plants, as well as street lighting systems are part of the networks business area. The supply of drinking water, sewage treatment, and waste incineration are included in the public service management division. The trading business unit involves energy trading, portfolio and balance group management, as well as direct marketing of electricity and biogas. The shared services division offers billing and metering services. The company is headquartered in Darmstadt, Germany. | Alternative Power Generation | Chief Executive Officer | |
| KWS Energy Knowledge eG | Director/Board Member | ||
Gemeinschaftsheizkraftwerk Fortuna GmbH
 Gemeinschaftsheizkraftwerk Fortuna GmbH Electric UtilitiesUtilities Part of EnBW Energie Baden Württemberg AG, Gemeinschaftsheizkraftwerk Fortuna GmbH provides power generation services. The company is based in Dusseldorf, Germany. The CEOs are Jörn Grothe, Martin Giehl. The German company was founded in 2013. | Electric Utilities | Chief Executive Officer | |
Heinrich Beteiligungs GmbH
 Heinrich Beteiligungs GmbH Financial ConglomeratesFinance Heinrich Beteiligungs GmbH provides investment services. The company is based in Grömitz, Germany. The CEOs of the German company are Stephan Heinrich, André Heinrich. | Financial Conglomerates | Chief Executive Officer | |
digimondo GmbH
 digimondo GmbH Information Technology ServicesTechnology Services digimondo GmbH engages in the design, development, and provision of Internet-of-Things (IoT) solutions. The firm offers IoT software that specializes in analysis and data transmission. Its products include IoT platform niota and LoRaWAN network server firefly. The company was founded by Marcus Walena and Christopher Rath in 2016 and is headquartered in Hamburg, Germany. | Information Technology Services | Chief Executive Officer | |
Accenture AG
 Accenture AG Information Technology ServicesTechnology Services Accenture AG provides services and solutions in the areas of strategy, consulting, digital, technology, and operations. The company was founded on August 5, 1983 and is headquartered in Zurich, Switzerland. | Information Technology Services | Corporate Officer/Principal | |
Bossard-KVT Beteiligungs GmbH
 Bossard-KVT Beteiligungs GmbH Miscellaneous Commercial ServicesCommercial Services Part of Bossard Holding AG, Bossard-KVT Beteiligungs GmbH is a specialist in high-quality screws and fastening elements, as well as logistics systems and application engineering. The company is based in Illerrieden, Germany. The CEOs of the German company are Frank Hilgers, Florian Beer. | Miscellaneous Commercial Services | Chief Executive Officer | |
KVT-Fastening GmbH
 KVT-Fastening GmbH Industrial MachineryProducer Manufacturing KVT-Fastening GmbH is an internationally respected specialist for high-quality fastening and sealing applications for the electronics and energy sector, the automobile and transportation industries, aviation and aerospace, engineering and construction, precision engineering and medical technologies. High-performance solutions for KVT are found wherever absolutely safe and secure connections are essential. The company was founded in 1973 and is headquartered in Illerrieden, Germany. | Industrial Machinery | Chief Executive Officer | |
| AKASOL AG | Electrical Products | Director/Board Member | |
| Kellogg School of Management | College/University | Masters Business Admin | |
| Universität Stuttgart | College/University | Doctorate Degree | |
Thüga Assekuranz Services München Versicherungsmakler GmbH
 Thüga Assekuranz Services München Versicherungsmakler GmbH Multi-Line InsuranceFinance Thüga Assekuranz Services München Versicherungsmakler GmbH is a private company based in Munich, Germany. The German company provides full vehicle, machinery, burglary and glass insurance services. The CEO of the company is Frank Köhler. | Multi-Line Insurance | Director/Board Member | |
Landesbank Baden-Württemberg (Broker)
 Landesbank Baden-Württemberg (Broker) Investment Banks/BrokersFinance Landesbank Baden-Württemberg (Broker) (LBBW-Broker) is the brokerage division of Landesbank Baden-Württemberg in Germany. Headquartered in Stuttgart, the firm was founded in 1999 and provides capital market services to medium-sized companies, listed groups, institutional customers, savings banks and retail customers. | Investment Banks/Brokers | Analyst-Equity | |
Rhein-Main-Donau GmbH
 Rhein-Main-Donau GmbH Alternative Power GenerationUtilities Rhein-Main-Donau GmbH, founded in 1921, generates hydroelectric power. The company is based in Munich, Germany and ultimately controlled by the Government of Germany. | Alternative Power Generation | Chairman | |
citiworks AG
 citiworks AG Electric UtilitiesUtilities citiworks AG is an energy trading and energy services company based in Darmstadt, Germany. The German company provides tailored solutions and energy services to energy suppliers, municipal utilities, power plant operators, and energy-intensive industrial companies. citiworks procures energy on the electricity and gas markets and manages and markets power plant portfolios. citiworks AG offers services such as market access, automated short-term trading, portfolio management, and balancing group management. Founded in 2000, the company specializes in energy trading, portfolio management, balancing group management, and logistics in the electricity and gas market. The company was acquired by Entega AG from Stadtwerke München GmbH on May 06, 2010, and is ultimately controlled by the City of Darmstadt. | Electric Utilities | Chairman | |
| The Johannes Gutenberg University of Mainz | College/University | Doctorate Degree |
Statistics
International
| Germany | 48 |
| Switzerland | 3 |
| United States | 2 |
Sectoral
| Utilities | 24 |
| Finance | 7 |
| Industrial Services | 5 |
| Producer Manufacturing | 5 |
| Consumer Services | 4 |
Operational
| Director/Board Member | 111 |
| Chief Executive Officer | 26 |
| Corporate Officer/Principal | 24 |
| Chairman | 23 |
| Undergraduate Degree | 4 |
Most connected contacts
| Insiders | |
|---|---|
| Constantin H. Alsheimer | 34 |
| Lothar Herbst | 26 |
| Norbert Breidenbach | 26 |
| Marie-Luise Wolff-Hertwig | 19 |
| Peter Hans Arnold | 16 |
| Joachim Zientek | 15 |
| Diana Rauhut | 13 |
| Martin Giehl | 12 |
| Frank Hilgers | 8 |
| Harald Noske | 3 |
| Stephan Heinrich | 3 |
| Mirko Maier | 2 |
| Thomas Erfert | 1 |
| Frank Benz | 1 |
| Andreas Meyer | 1 |
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