Oscar Weller

Lawyer Partner

Owner of WOLPERT LAWYERS January 2008 - present The experience and competence of Marga Wolpert-Witzel provides a solid basis for effectively solving legal problems in the field of Intellectual Property Law (Trademarks, Designs, Industrial Designs and Patents) including Copyright Law, Competition Law (Antitrust Law and Unfair Competition) also with focus on special requirements of pharmaceuticals and medical devices. Marga Wolpert-Witzel is furthermore specialized in Antitrust and Contract &nd...

Dr. Joerg Hanke focuses on domestic and cross-border bank finance matters, in particular multilayered bank/bond leveraged acquisition finance, real estate finance and general corporate lending, including corporate refinancings and restructurings. Prior to joining Skadden, Dr. Hanke worked in the banking department of another major international law firm and was based in its Frankfurt office. During his time at his previous law firm, he was seconded to Credit Suisse, London and to KfW. Prior t...

Dr. Vanessa Wettner focuses on civil and capital market disputes, specifically shareholder class action litigation defense. She represented financial institutions, investment companies and investment funds in various high-profile cases against (classes of) private or institutional investors. Most recently, Dr. Wettner defended an investment company in one of the first cases handled under the revised Model Case Procedure Act (Kapitalanleger-Musterverfahrensgesetz, KapMuG), Germany's investor c...

Alik Dörn is a lawyer recognized by Best Lawyers in the practice area of Public Law. Alik practices law in Frankfurt/Main, Germany Best Lawyers has recognized Alik Dörn 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 Alik Dörn is held by other lawyers.

Aline Fritz’s mandates include public procurement law as well as European state aid law and subsidy law. She advises the public sector and subsidy recipients on the implementation of procurement procedures, as well as bidders in all phases of the procedure. Fritz has extensive experience in representing clients before various public procurement chambers and public procurement tribunals in the higher regional courts. She regularly holds lectures and training courses on public procurement...

Ingo Winterstein is a lawyer recognized by Best Lawyers in the practice areas of Construction Law and Real Estate Law. Ingo practices law in Frankfurt/Main, Germany Best Lawyers has recognized Ingo Winterstein since 2011. 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 Ingo Winterstein is held by other lawyers.

Ulrich Johann is a lawyer recognized by Best Lawyers in the practice area of Tax Law. Ulrich practices law in Frankfurt/Main, Germany Best Lawyers has recognized Ulrich Johann since 2022. 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 Ulrich Johann is held by other lawyers.

Lawyer Partner

Mark Oliver Kühn is specialised in offering legal advice on information technology and privacy law, industrial property rights as well as contract and commercial law. Mr Kühn advises and supports national and international companies in designing corporate processes to ensure legal certainty, in particular in the fields of software contract law and open source, IT outsourcing and project contracts, data privacy and protection, e-commerce and multimedia law, electronic payment systems...