RENZENBRINK & PARTNER ADVISES HOCHTIEF, Siemens and Demeter ON PARTICIPATION IN SUSTAINABLE LITHIUM PRODUCTION PLANT
8. December 2025Renzenbrink & Partner advised HOCHTIEF PPP Solutions GmbH, Siemens Project Ventures and Demeter Investment Managers on their joint investment in a lithium extraction and geothermal energy plant developed by Vulcan Energy in the Upper Rhine Valley.
Renzenbrink & Partner advised on the legal due diligence and selected aspects of the transaction documentation with Vulcan Energy on Project Lionheart Phase One.
The project aims to establish Europe’s first integrated supply of sustainable lithium, renewable power and heat in Germany’s Upper Rhine Valley. The project is designed to deliver approximately 24,000 tons of battery-grade lithium per year—sufficient to power around 500,000 electric vehicles per year —and to co-produce 275 GWh of electricity and 560 GWh of heat annually.
Vulcan Energy is developing the world’s first carbon-neutral integrated lithium and renewable energy business, leveraging geothermal resources to support the decarbonisation of Europe’s battery and mobility industries.
The Renzenbrink & Partner team comprised Dr. Ulf Renzenbrink, Dr. Andreas Stoll, Christopher Blumenthal as well as Dr. Alexander Haunschild, Dr. Andreas Sandberger, Sophie Raming and Dr. Nils Rüstmann (all Corporate/ M&A).
For all aspects of public law Renzenbrink & Partner worked together with the team of PSWP consisting of Niclas Hellermann (Partner), Dr. Justus Quecke (Counsel) and Dr. Benjamin Nußberger (Associate).