News and insights from the firm.

23 January 2024

Reuther Rieche advises Qualitas Energy on the acquisition of four wind projects

The projects are planned with a total capacity of 96 MW. One project is located in the Cologne region in North Rhine-Westphalia. The other projects are located in the Heidekreis and Uelzen regions in Lower Saxony. Qualitas Energy will continue the development and eventually construct and operate the projects. The generated electricity may power around 64,000 households.

Qualitas Energy is a fund manager focused on renewable energy, in particular the development and operation of wind turbines. In Germany, Qualitas Energy employs over 250 people working on expanding a total portfolio of 6 GW.

Jonathan Reuther, Tim Stahlberg, Janina Reuther and Louissa Greppi conducted the legal due diligence for Qualitas Energy and advised on the transaction.

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15 November 2023

Reuther Rieche advises Green Fox Energy on its investment in ON Energy, securing a 1.5 gigawatt project pipeline

The Hamburg-based investor Jörn Reinecke and his company Green Fox Energy have acquired a 50% share in the Dortmund-based photovoltaic project developer ON Energy.

With this transaction, Green Fox Energy secures a project development volume of 1.5 gigawatts in Germany. More than 150 megawatts of solar projects are expected to be connected to the grid by 2024.

Green FOX Energy is an independent developer, power producer and asset manager. The Hamburg-based company develops, acquires and operates plants in all project phases. Its focus is on solar and wind energy and energy storage facilities, predominantly in Germany and Spain.

ON Energy is a medium-sized project developer. Its business model focuses on the development of ready-to-build solar and wind projects.

Tim Stahlberg, Janina Reuther, Jonathan Reuther, Silke Schubbert, Louissa Greppi and Christian Rink advised Green Fox Energy on the transaction and due diligence.

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17 July 2023

Reuther Rieche advises Qualitas Energy on the acquisition of three wind farms in Saxony-Anhalt and Thuringia

The portfolio consists of the wind farms Dornstedt II, Quenstedt II and Heldrungen with a total capacity of 21 MW.

Dornstedt II is located in the municipality of Teutschenthal in the Saale district in Saxony-Anhalt. The wind farm comprises three turbines with a capacity of two MW each. Quenstedt II has the same capacity and is located in Arnstein, Mansfeld-Südharz district. The third wind farm is located only a few kilometres to the south in Heldrungen in the Kyffhäuserkreis district of Thuringia. It consists of five wind turbines with a capacity of 1.8 MW each.

As a next step, Qualitas Energy will repower the turbines to increase the wind farms’ output significantly.

Tim Stahlberg, Janina Reuther, Jonathan Reuther and Louissa Greppi advised Qualitas Energy on the due diligence and transaction.

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12 April 2023

Reuther Rieche advises a foundation for war victims

The WALfare Foundation supports victims of war and displacement with an endowment capital of 1.5 million euros and donations totalling five hundred thousand euros to date. The foundation was set up by the shareholders of WALGmbH & Co. KG shareholders. It supports refugees in need, as well as organisations such as the paramedics from Brandenburg, who are trying to alleviate the hardship on the ground.

Reuther Rieche advised the foundation on all steps necessary for its establishment, in particular on the foundation statutes and state recognition. The legal support by Michael Reuther and Jonathan Reuther was provided pro bono.

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15 March 2023

Reuther Rieche advises Qualitas Energy on the acquisition of a majority stake in the community wind park Apensen

The wind park Apensen was founded in 2000 and currently operates 21 wind turbines with a total capacity of 37 MW.

Qualitas Energy made an offer to the approximately 600 shareholders which was accepted by more than 85% of the share capital. With the participation of the remaining shareholders, Qualitas Energy will now plan to repower the wind park, thereby significantly increasing its output.

When acquiring community wind parks, a variety of interest groups have to be reconciled. Reuther Rieche advised on all phases of the project, including the due diligence, amendments to the articles of association and the purchase agreements.

Jonathan Reuther, Janina Reuther, Tim Stahlberg and Louissa Greppi assisted Qualitas Energy in this transaction.

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23 February 2023

Luxcara invests in up to 2,600 electric vehicle charging points in cooperation with Wirelane

Reuther Rieche advised Luxcara, a leading asset manager for renewable energy, on the transaction with Wirelane, a full-service provider of charging infrastructure.

As part of the project, public charging points will be installed primarily at hotel car parks throughout Germany. The charging points have been designed and manufactured in Germany and will be operated and maintained by Wirelane. The collaboration between Luxcara and Wirelane aims to further decarbonise the transport sector.

Luxcara provides international investors with investment opportunities in the global renewable energy market. Luxcara’s portfolio includes sustainable infrastructure across Europe with a total capacity of more than 5 GW and an investment volume of EUR 5 billion.

Tim Stahlberg and Louissa Greppi assisted Luxcara in this transaction.

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14 February 2023

Solar Panels on Commercial Buildings – Info Event on 23.02.2023

Which technical aspects are relevant? Which project structures are useful? Do I need a permit? We provide answers to the most important questions about rooftop solar.

The event is aimed at owners, property managers and commercial tenants. Together with the experts from Averdung, we will cover not only the legal, but also the economic and technical issues.

The event starts on 23.02.2023 at 9 am in our offices, Palmaille 59, 22767 Hamburg. The event is free of charge. If you want to join, please send an email to solar[at] The number of participants is limited.

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1 February 2023

Qualitas Energy develops 250 MW wind farm portfolio with local partner

Reuther Rieche advised Qualitas Energy Deutschland GmbH on the due diligence and contract negotiations.

The 12 wind projects in Baden-Württemberg are in various stages of planning, three are already in the approval process. All projects are expected to be operational between 2023 and 2027.

Qualitas Energy is one of Europe’s leading investors in renewable energy. In Germany, the company operates more than 35 wind farms with a total capacity of more than 350 MW.

Janina Reuther, Jonathan Reuther, Thomas Rieche, Alexander Grundmann and Tim Stahlberg supported Qualitas Energy in this transaction.

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12 December 2022

Seed financing for AI battery diagnostics and management

Reuther Rieche has supported the Kiel-based start-up Heimdalytics GmbH in its first round of financing. The company develops battery diagnostics and battery management systems combining spectrometry with artificial intelligence (AI). Spectrometry is similar to exciting a tuning fork and measuring its response. By analysing the spectrometry response utilising AI, it is possible to determine a battery’s state of health and state of charge more precisely, hence improving safety and performance.

The founders and managing directors of the start-up are Prof Dr Christoph Weber from Kiel and Clemens van Zeyl, MBA P.Eng. from Canada.

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3 November 2022

Reuther Rieche advises the Recycling Fabrik GmbH on its financing round for 3D print recycling

The Recycling Fabrik GmbH based in Braunschweig is active in the circular economy, especially in connection with 3D printing. 3D printing produces misprints and, in the course of designing a product, numerous prototypes. The raw material of the print, filament, can be recycled so that waste can be reduced.

The Recycling Fabrik GmbH has rented factory buildings and bought additional machinery. In return for shares in the company, private investors with expertise in the circular economy have contributed the necessary capital.

Jonathan Reuther has advised the Recycling Fabrik on the financing, in particular on the shareholder agreements.

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7 October 2022

New Partner for Renewable Energy and Tax Law

Since 1 October 2022, Silke Schubbert has joined our teams for renewable energy and tax law.

Silke Schubbert advises companies and banks on energy projects with many years of experience in project contracts and tax law.

She also represents clients in tax audits, court proceedings and criminal tax cases.

With her expertise, Silke Schubbert is an ideal addition to our firm – we are very pleased to have her as a partner.

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16 August 2022

Reuther Rieche advises investors on the sale of 450 apartments in Hamburg

Reuther Rieche has assisted a private investor group in the sale of 450 apartments. The buyer is an international real estate company that owns and manages several thousands apartments.

Reuther Rieche’s support covered all stages of the transaction, from the request for proposal to the execution of the contract after notarisation. The residential complex is located south of the Elbe in Hamburg. The apartments had been renovated to make them more energy-efficient, which required the involvement of the financing banks that had financed the renovation. The contract was negotiated and executed at the recent peak of the real estate price development.

Michael Reuther and Jonathan Reuther advised the private investor group on the transaction.

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16 June 2022

Reuther Rieche advises Q-Energy on a portfolio of ten wind farms in Rhineland-Palatinate

Together with EEG Eifel, a wind farm developer with more than 20 years of experience and based in Ferschweiler, Q-Energy will develop up to 49 new wind turbines with a potential of 316 megawatts in total.

The wind farms are at different stages of planning. One project is already in the approval process, for other projects the applications are to be submitted this year. 

The Q-Energy Group offers investment and asset management services and manages projects with more than 1.6 gigawatts of renewable energy.

Janina Reuther, Jonathan Reuther, Thomas Rieche, Tim Stahlberg and Louissa Greppi advised Q-Energy on the transaction.

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6 May 2022

Reuther Rieche advises Luxcara on power purchase agreements with Meta

Luxcara has signed three long-term power purchase agreements with Meta, formerly known as Facebook, for three Danish solar projects with an expected installed capacity of in total over 300 MWp.

Two of the projects are located in the region of Zealand and one in Jutland. The projects will support Meta’s operations in Europe, including its data centre in Odense, Denmark.

Luxcara is a leading asset manager for renewable energy, managing a portfolio of power plants with a total capacity of 4 GW.

Tim Stahlberg and Louissa Greppi have advised Luxcara on the power purchase agreements.

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1 July 2021

New Partner for Renewable Energy

Tobias Röttger has joined our team for renewable energy.

Tobias is a specialist in offshore and onshore wind as well as solar, with detailed expertise in regulatory issues and many years of experience in project development.

Since 2006 he has been supporting companies on major national and international projects. He focuses on structuring transactions, negotiating project contracts and advising on environmental matters. Before joining Reuther Rieche, he worked in an international law firm and for the RWE group.

We are very pleased that Tobias has joined our team.

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26 May 2021

Reuther Rieche advises Luxcara on power purchase agreement with RWE

Luxcara has concluded one of the largest German supply contracts for renewable energy with RWE Supply & Trading.

The 10-year power purchase agreement has an annual volume of up to 170 gigawatt hours. The energy will be generated by Luxcara’s solar park in Mecklenburg, which will be constructed and operated without state funding. RWE Supply & Trading will supply the energy to Volkswagen.

Luxcara is a leading asset manager for renewable energy in Europe, managing a portfolio of power plants with a total capacity of more than 3GW.

Tim Stahlberg and Louissa Greppi advised Luxcara on the power purchase agreement.

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17 May 2021

Reuther Rieche advises Q-Energy on several repowering projects in Northern Germany

Q-Energy Germany has acquired several wind farms in Northern Germany with a total volume of 26.75 MW from local and Danish sellers. The wind turbines were put into operation in 2001-2006. Q-Energy Deutschland will continue operating the turbines and then replace them by more powerful systems of the latest generation.

Q-Energy Germany is an investment and asset management company that specialises in repowering and greenfield projects. The company has acquired projects with a total volume of nearly 200 MW (more than 80 wind turbines) in Germany since 2018.

Janina Reuther, Jonathan Reuther, Tim Stahlberg, Alexander Grundmann and Louissa Greppi advised Q-Energy Germany on the due diligence and transaction for the acquisition of the projects.

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29 October 2020

Reuther Rieche advises Luxcara on Finnish wind portfolio

Luxcara, one of the leading European asset managers for renewable energy, and Keski-Suomen Betonirakenne (KSBR), a Finnish construction company, have agreed on contracts for the Välikangas project in Northern Ostrobothnia (100 MW), the Sievi project in Northern Ostrobothnia (30 MW) and the Pihtipudas project in Central Finland (30 MW).

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17 March 2020

Legal Implications of the Coronavirus

The viral disease, which has been declared a pandemic by the World Health Organisation, poses numerous legal questions: Do supply chain delays, manufacturing disruptions and lockdowns qualify as force majeure? Is suspension of works under construction contracts justified? Which measures must employers take to protect their employees? Which rules apply to business trips and compensation claims? What kind of redress is available if events are cancelled and quarantines imposed? Is the virus a material adverse change according to share purchase agreements? Is your business entitled to state aid?

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20 November 2019

Reuther Rieche advises Erste Group Bank AG on the refinancing of 42 MW Croatian Wind Park

In the Northern foothills of the Velebit mountain range, along the Adriatic coast, the SELAN Holding GmbH (wholly owned subsidiary of Baader Bank AG) operates the Vratarusa/Senj I project. It is one of the first wind parks connected to Croatia’s national grid.

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2 August 2019

Reuther Rieche advises Luxcara on power purchase agreement for a 121 MW solar project in Spain

Luxcara, a leading asset manager for renewable energy, and Alpiq, a Swiss energy services provider and electricity producer, have agreed on a power purchase agreement (PPA) for the project Guillena-Salteras.

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