Peter Dieners

Dr Pierre-André Brandt has been working as a lawyer and partner in our Düsseldorf office since 2025. He primarily advises clients on real estate transactions and real estate project developments, as well as commercial tenancy law. Other areas of focus in his work include real estate asset management and leasehold structuring. He speaks German, English and Norwegian.

Born in 1976 Legal studies at Bielefeld University, 1995 - 2000 Supplementary studies in informatics at Bielefeld University, 1996 - 1998 First Exam ("1. Staatsexamen") in 2000 Postgraduate studies in legal informatics at the Universities of Hannover and Vienna, 2000 - 2001 Research associate at Bielefeld University, 2001 - 2002 Legal clerkship ("Referendariat") in Bielefeld and Düsseldorf, 2002 - 2004 Doctor of Laws (Dr. jur.) 2004 Second (Bar) Exam ("2. Staatsexamen") in 2004 Worked ab...

Jens Kleinert practises as a lawyer and a certified tax lawyer, advising clients on all issues dealing with national and international tax law, in particular on the development of tax-optimised structures and the implementation thereof. This also comprises the development and application of capital market products, especially by using investment funds. He has broad experience in advising on complex restructurings and cross-border transactions. His focus is particularly on business succession ...

Christian Wolf is a lawyer recognized by Best Lawyers in the practice area of Restructuring and Insolvency Law. Christian practices law in Cologne, Germany Best Lawyers has recognized Christian Wolf 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 Christian Wolf is held by other lawyers.

Oliver Lieth is a lawyer recognized by Best Lawyers in the practice areas of Corporate Law and Real Estate Law. Oliver practices law in Düsseldorf, Germany Best Lawyers has recognized Oliver Lieth 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 Oliver Lieth is held by other lawyers.

Christian Pinnow is a lawyer recognized by Best Lawyers in the practice areas of Biotechnology Law and Life Sciences Practice and Health Care Law. Christian practices law in Düsseldorf, Germany Best Lawyers has recognized Christian Pinnow 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 Christian Pinnow is held by other lawyers.

Dr. Martin Jäger is Counsel at Hausfeld in Düsseldorf. He advises on all aspects of German and European antitrust law with a focus on antitrust litigation and merger control. Furthermore, he has many years of diverse experience in distribution antitrust law, in particular at the interface with intellectual property law and in antitrust damages proceedings, as well as in advising clients from the healthcare industry. Prior to joining Hausfeld, Martin was Senior Counsel at a leading G...

Sebastian von Lossow LL.M. is a lawyer and partner at Friedrich Graf von Westphalen & Partner. He has been working in the corporate law and M&A practice of Friedrich Graf von Westphalen’s Dusseldorf office since 2025. Sebastian von Lossow is a specialist in M&A, joint ventures and real estate transactions. His clients include entrepreneurs, family offices and mid-size companies (industrials, engineering as well as software-as-a-service) and real estate managers and investors...

Matthias is a Counsel in Dentons’ Dusseldorf office and a member of the Litigation and Dispute Resolution practice group. He is specialised in international commercial arbitration and has extensive experience in construction engineering and post-M&A disputes. Another key focus of his work is global commercial disputes, including the representation of clients in mass-litigations. He also advises on project development, including the drafting, negotiation and enforcement of commercial...

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