Hengeler Mueller is renowned for its expertise in transactions, the energy sector and regulatory law and regularly acts in cross-border matters such as the advice on transactions pertaining to offshore wind farms across various regions of Europe. The client roster includes both national and international energy companies and financial investors; particularly noteworthy here is the advice to Siemens AG on the €15 billion rescue package to extend the financial guarantees for Siemens Energy. Other mainstays include the support in hydrogen projects; here, M&A expert Sebastian Schneider and Jörg Meinzenbach regularly take the lead. The latter was appointed to partner in 2024 and - jointly with Dirk Uwer and Daniel Zimmer- covers regulatory issues and complements the firm's offering with expertise in antitrust law issues, which is routinely drawn on in the context of M&A transactions in the regulated sectors.