Patrick P. Erk

Mathias advises private equity, financial and venture capital investors, as well as corporates and entrepreneurs on their buy-side and sell-side M&A deals, strategic investments, financing rounds and joint ventures.

Born in Brühl in 1965, Dr. Rolf Zeißig studied law in Bonn, Hamburg and Berlin. He was a research assistant at the Department of Labor and Social Law at the University of Potsdam and obtained a doctorate in labor law on the subject of “The Conservation of the Status Quo of Works Council Agreements in the Event of Termination”. Dr. Zeißig has worked as a lawyer since 1996 and as a specialist in labor law since 1999. He has been with ZENK since 2002. Dr. Zeißi...

Andreas Urban is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Labor and Employment Law and Mergers and Acquisitions Law. Andreas, who practices law in Berlin, Germany, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Andreas is held by other top lawyers in the same geographic and legal practice area.

Felix Helmstädter is a top attorney recognized by Best Lawyers in the practice area(s) of Competition / Antitrust Law and Regulatory Practice. Felix, who practices law in Berlin, Germany, has been recognized since 2020. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Felix is held by other top lawyers in the same geographic and legal practice area.

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Christoph v. Arnim advises on corporate, financing, and insolvency law, with additional expertise in the real estate, commercial, and financial sectors. He supports clients in complex transactions, restructurings, and reorganisations as part of an experienced legal team. With many years of advisory work and supervisory board experience in both private and public companies and cooperatives, v. Arnim is highly experienced in conducting shareholders' meetings and advising decision-makers. He spe...

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

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

Advocate Evgeniia Bokun-Viktorova, specializes in national and international litigation and arbitration. Her experience includes of intellectual property rights, International Business Transactions and Trade Law. She is deals with the filing of national and international trademarks. She is also concerned with opposition proceedings and revocation proceedings. Evgeniia has a talent for helping clients make strategic decisions that support their business goals. That includes, but goes beyond, b...

Claudio Kühn is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Venture Capital Law. Claudio, 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 Claudio is held by other top lawyers in the same geographic and legal practice area.