Dieter Janßen

Marc Seiffert is a top attorney recognized by Best Lawyers in the practice area(s) of Banking and Finance Law and Corporate Law. Marc, who practices law in Stuttgart, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marc is held by other top lawyers in the same geographic and legal practice area.

Born in Lübeck in 1974, Dr. Peer Feldhahn’s career as a lawyer began in 2004. He has been a specialist in construction and architectural law since 2009.He spent the first 10 years of his career at a renowned construction law firm and the following five years as a partner in a commercial law firm. Since January 2019, Dr. Peer Feldhahn has been supporting the real estate & construction division of ZENK Rechtsanwälte. He advises clients on major projects in the contract draft...

Oliver Fleischmann is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law, Energy Law and Regulatory Practice. Oliver, who practices law in Berlin, Germany, has been recognized since 2022. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Oliver is held by other top lawyers in the same geographic and legal practice area.

Alik Dörn is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law. Alik, who practices law in Frankfurt/Main, Germany, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Alik is held by other top lawyers in the same geographic and legal practice area.

Dr Stefan Lebek is a partner and co-head of real estate at POELLATH in Berlin. He specialises in private real estate law with a focus on advice during real estate transactions (due diligence, asset and share deals, lease agreements, financing agreements, real estate-related corporate law), as well as in providing legal advice in connection with project development, joint ventures and real estate private equity investments. He also renders legal advice on all aspects of real estate-related pub...

Thomas Christner is a top attorney recognized by Best Lawyers in the practice area(s) of Public Law. Thomas, who practices law in Cologne, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Thomas is held by other top lawyers in the same geographic and legal practice area.

Morton Douglas is a lawyer and partner at Friedrich Graf von Westphalen & Partner. His main focus lies on trademark and design protection, including the development of strategies for applications for registration, portfolio advice, representing clients in infringement proceedings as well as drafting licence agreements. Furthermore, he advises on the law of company designations, titles and domains, on competition, advertising medications and pharmacy and drug law. Morton is also a regular ...

Hans-Jürgen Rieckhof is a top attorney recognized by Best Lawyers in the practice area(s) of Construction Law and Real Estate Law. Hans-Jürgen, who practices law in Hamburg, Germany, has been recognized since 2021. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Hans-Jürgen is held by other top lawyers in the same geographic and legal practice area.

Dr. Christian Ostermaier Attorney Certified specialist in labour law Certified specialist in commercial and corporate law Solicitor (England and Wales) Specialists areas : Labour law, corporate law, M&A As a certified specialist in commercial and corporate law, I have been advising companies of all legal forms and sizes, in particular medium-sized companies and their shareholders, on all matters of corporate law, especially in corporate transactions, for over 15 years. Together with my te...

Born in 1966 Legal studies at the Universities of Bielefeld and Cologne First Exam ("1. Staatsexamen") in 1991 Legal clerkship ("Referendariat") at the Bielefeld District Court Second (Bar) Exam ("2. Staatsexamen") in 1994 Bar admission in 1994 Lawyer with the firm of Bruckhaus Westrick Stegemann (now: Freshfields Bruckhaus Deringer), Hamburg and Düsseldorf from 1994 to 1996 Self-employed lawyer in Detmold from 1996 to 1999 Certified Specialized Attorney in Labor and Employment Law since...