Stefan Aldag

Reinald Günther is a lawyer recognized by Best Lawyers in the practice area of Energy Law. Reinald practices law in Berlin, Germany Best Lawyers has recognized Reinald Günther since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Reinald Günther is held by other lawyers.

Silke has broad experience in advising national and international real estate investors on all aspects of real estate transactions by way of asset and share deals. In addition, her main areas of practice include ongoing asset management advice with a focus on commercial leases. She also has deep experience advising on real estate law in crisis and insolvency situations, as well as in green real estate, where she guides clients in sustainable real estate operations. Prior to joining the firm, ...

Toralf Baumann is Partner at BEITEN BURKHARDT's Berlin office and member of the Corporate / M&A practice group. His area of expertise comprises energy and procurement law. He advises his national and international clients from the energy industry and other industrial sectors particularly on energy law issues, including the law on concession agreements and levies, renewable energy law and legal issues surrounding heat supply. Moreover, he is an experienced litigator.

Born in Duisburg in 1974, Dr. Kostja von Keitz studied law in Düsseldorf. He received his doctorate in European nature conservation and national administrative procedural law in 2005, with a thesis on the subject of “The Legal Protection of Private Individuals against Special Areas of Conservation”. He began his career as a lawyer in 2005, working initially for a major international law firm. He became a specialist in administrative law 2008 and joined ZENK in 2009. He has be...

Jens Hackl is a lawyer recognized by Best Lawyers in the practice areas of Competition / Antitrust Law and Regulatory Practice. Jens practices law in Berlin, Germany Best Lawyers has recognized Jens Hackl since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Jens Hackl is held by other lawyers.

Guido Brucker is Partner at BEITEN BURKHARDT's Berlin office and member of the Corporate / M&A practice group. He advises national and international clients on all issues under energy and regulatory law, energy trade law and renewable energy law. He assists clients with regulatory administrative proceedings and is an experienced litigator.

Thomas Winkemann is a lawyer recognized by Best Lawyers in the practice area of Corporate Law. Thomas practices law in Berlin, Germany Best Lawyers has recognized Thomas Winkemann since 2021. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Thomas Winkemann is held by other lawyers.

Dr Dominik Greinacher is Partner at BEITEN BURKHARDT's Berlin office and a member of the Corporate / M&A practice group. His area of activity comprises advice on energy law and the energy industry. He particularly advises his clients on public energy law issues, including planning law and the law of expropriation, as well as on emission trading matters. He further advises and represents his clients on energy-related state aid law before the EU institutions. Dr Greinacher also provides leg...

Jörg Michael Siecke is a lawyer and partner at the Berlin office of Friedrich Graf von Westphalen & Partner. He advises on real estate transactions with a focus on commercial real estate, in particular retail and light industrial. He further assists with sale and purchase agreements and legal due diligence cases as well as other aspects of real estate law (commercial tenancy law, neighbor law, broker law). He speaks German and English.

Birgit Geißler Lawyer | Specialist Lawyer for Building and Architectural Law | Managing Partner Birgit Geißler is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Birgit, who practices law in Berlin, Germany, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Birgit is held by other top lawyers in the same geographic and legal practice area. Studied law at the Free ...