CMS appoints eight new partners with effect from the start of 2026
Berlin – The commercial law firm CMS is expanding its partnership at the start of the new year by appointing eight new partners in Germany and Hong Kong: Artur Baron, Thorsten Hemme, Dr Alexander Hoffmann, Dr Berrit Roth-Mingram, Dr Jonas Singraven, Anne Waßmuth, Amy Wen Wei and Dominik von Zehmen.
"With the appointment of eight new partners, we are sending a strong signal about the future of our firm. They all contribute significantly to our success through their outstanding professional expertise, entrepreneurial thinking and commitment to our clients. We would like to congratulate them and look forward to shaping the future of our firm together," said Dr Martin Vorsmann, Managing Partner of CMS in Germany.
CMS's new partners in Germany and Hong Kong
Artur Baron (Corporate/M&A, Düsseldorf) has been a lawyer at CMS since 2017. He specialises in advice at the interface between corporate law and codetermination as well as on complex national and cross-border restructuring efforts. Artur Baron has specialised know-how in connection with and extensive experience advising companies on conversions to SEs, including the pertinent codetermination issues. He also advises codetermined companies, often including public sector companies, on supervisory board elections and corporate governance. A secondment abroad with a major automotive supplier in Paris has further strengthened his international focus.
Artur Baron: "Thanks to our international network and close cooperation across locations and practice areas, we at CMS are ideally positioned to take on complex national and cross-border restructuring projects. As a partner I intend to help CMS remain a leader in this strategically important field and continue to grow."
Thorsten Hemme (TMC, Cologne) has been a lawyer at CMS since 2011. As an expert in IT law, he advises digital and traditional companies (particularly financial service providers) on the development, distribution, introduction and use of IT solutions – in particular cloud and SaaS offerings – and drafts the appropriate contracts. Another particular focus of his work is providing legal advice on AI applications.
Thorsten Hemme: "CMS has consistently improved its outstanding position in IT law in recent years and sets the benchmark in advising technology-driven companies. I look forward to helping carve out this path as a partner and to supporting clients in a forward-looking and practical manner, particularly with regard to the rapidly growing market for AI applications."
Dr Alexander Hoffmann (Banking, Finance & Insurance, Cologne) has been working as a lawyer at CMS since 2018. He specialises in providing legal advice in the fields of financial lines (particularly D&O insurance) and life insurance. Alexander Hoffmann also has particular expertise in cyber and event cancellation insurance. His clients include national and international insurance companies and brokers, which he regularly assists with settling complex claims, with designing new insurance products and in contentious matters before state courts and arbitral tribunals.
Dr Alexander Hoffmann: "Market participants in insurance law are being confronted with increasingly complicated regulations, complex insurance products and numerous claims. In this context, we have been advising our clients at the highest level for years and have managed to expand our presence in the market continuously at both national and international level. I look forward to contributing to this development as a CMS partner from January 2026."
Dr Berrit Roth-Mingram, M.A. (Sinology) (Corporate/M&A, Frankfurt/Main) has been a lawyer at CMS since 2018. She specialises in advising strategists on national and international M&A transactions. In addition, she has particular experience in structuring joint ventures and has specialised industry knowledge in the life sciences and medical technology sectors. Due to her personal connections to China, another focus of her work is advising on M&A transactions related to investments from China.
Dr Berrit Roth-Mingram, M.A. (Sinology): "For me, successfully advising on M&A transactions means not only knowing the legal framework, but also understanding the objectives behind my clients' M&A transactions and translating them into the contractual documentation. I provide risk-focused and solution-focused support for transactions. The dynamic developments surrounding AI are causing noticeable changes in the M&A sector – and from January 2026 I intend to actively help devise responses to the resulting challenges and opportunities for my clients as a partner."
Dr Jonas Singraven (Employment, Stuttgart) has been a lawyer since 2016 and joined CMS in 2021. He advises national and international companies on all issues relating to individual and collective labour and employment law. He specialises in external personnel assignments, cooperation across companies and personnel services. Mr Singraven also focuses on employee data protection, trade secret protection, AI applications and digital HR solutions.
Dr Jonas Singraven: "The overall economic situation and the rapid pace of technological change are currently posing many challenges for companies under employment law. I am proud of the pragmatic solutions that we can offer our clients using CMS's proven expertise."
Anne Waßmuth (Banking, Finance & Insurance, Stuttgart) has been a lawyer at CMS since 2015. She advises companies and banks on national and international financing transactions. She specialises in supporting corporate financing – in particular syndicated loans and promissory note loans – as well as structuring complex financing transactions.
Anne Waßmuth: "The demand for tailored solutions for corporate financing is higher than it has rarely ever been before. That is why I am so delighted to contribute in the future as a partner to strengthening our position as one of the leading law firms for national and international financing transactions."
Amy Wen Wei (Dispute Resolution, Hong Kong) is an experienced lawyer with extensive expertise in international commercial and investment arbitration, particularly between European and Asian parties. She practises in three languages and is qualified in Paris (France), the Hong Kong SAR and the State of New York (USA). Her clients come from a wide range of sectors, including notably the life-sciences and biotech, technology, energy (renewable and traditional) and financial industries.
Amy Wen Wei: "In my new role as a partner based in both Hong Kong and Germany, I am delighted to continue to contribute to CMS's well-established and highly sought-after expertise in contentious international business and investment affairs, with a particular focus on the Euro-Asian market. I very much look forward to further developing our practice in the region and providing first-class services to our clients."
Dominik von Zehmen (Corporate/M&A, Frankfurt/Main) has been with CMS since 2016 and advises listed companies and their governing bodies on stock corporation law and capital markets law, in particular on general meetings, capital increases and structural measures as well as corporate governance, D&O liability and capital markets compliance. He also specialises in advising supervisory boards on personnel and remuneration matters relating to the management board. Additionally he advises on public takeovers and (delisting) acquisition offers, including the legal integration of target companies.
Dominik von Zehmen: "For me, advising on stock corporation law and capital markets law requires not only regulatory expertise but also a clear picture of market practice and a deep understanding of the expectations of the relevant capital market players. It is important to me to provide our clients with forward-looking and pragmatic advice suited to their dynamic context and to make clear recommendations, including for communication with investors and the public. I look forward to continuing this in my new role as a partner from January 2026."
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