Niels Onno Tobien

Lawyer Partner

Born in Hamburg in 1962, Birgitta Weihrich studied law in Hamburg. After completing her legal clerkship – including a post at the Directorate-General for Competition of the European Commission in Brussels and Speyer – she was admitted to the bar in 1992. After spending a number of years in a commercial law firm in Northern Germany and as a legal advisor and authorized signatory of an insurance company, she joined ZENK in 2018. She has many years’ experience in both a wide ra...

Frederik Fiekas is a top attorney recognized by Best Lawyers in the practice area(s) of Health Care Law and Pharmaceuticals Law. Frederik, who practices law in Hamburg, Germany, has been recognized since 2027. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Frederik is held by other top lawyers in the same geographic and legal practice area.

Dr. Morten Dibbert is an attorney-at-law and tax advisor at Möhrle Happ Luther . His practice focuses on tax and corporate law. He advises nationally and internationally active companies, particularly in the areas of restructuring, M&A and corporate tax issues. Dr. Dibbert regularly publishes academic articles on tax law topics. Before joining Möhrle Happ Luther, he worked for many years in leading law firms in the field of tax law.

Jan Erik Spangenberg specialises in dispute resolution, litigation and arbitration. He acts both as counsel and as arbitrator. He assists companies, governments and individuals in navigating complex disputes, in particular international commercial and investment arbitrations. He also advises governments and investors in relation to foreign investments and public international law. Jan Erik Spangenberg has successfully represented clients in many high stakes arbitrations (including ICC, DIS, S...

Christoph Mönig is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Christoph, 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 Christoph is held by other top lawyers in the same geographic and legal practice area.

Dieter Schwampe is a top attorney recognized by Best Lawyers in the practice area(s) of Insurance Law, Maritime Law and Transportation Law. Dieter, who practices law in Hamburg, Germany, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Dieter is held by other top lawyers in the same geographic and legal practice area.

Stefan Glock is a top attorney recognized by Best Lawyers in the practice area(s) of Criminal Defense and Criminal Tax Practice. Stefan, who practices law in Hamburg, Germany, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Stefan is held by other top lawyers in the same geographic and legal practice area.

Askan Deutsch advises and represents German and international clients in all areas of intellectual property law. He has extensive experience in competition, trade mark, design, copyright and domain law, as well as in patent, utility model, IT and data protection law. He supports companies in developing trade mark strategies, designing advertising measures and websites, and enforcing or defending preliminary injunctions and legal proceedings, including before the German Patent and Trade Mark O...

Carsten Grau is a top attorney recognized by Best Lawyers in the practice area(s) of Private Equity Law. Carsten, who practices law in Hamburg, Germany, has been recognized since 2013. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carsten is held by other top lawyers in the same geographic and legal practice area.