Regula Hinderling

“The trust my clients place in me – and my ability to understand their needs – this is what drives me most each day.” With more than 20 years’ experience in the commodities industry, Marc’s expertise includes trade finance, international sanctions and trade embargoes, commercial contracts, and regulatory issues. He regularly advises among the largest companies in the energy and soft commodities sectors on contentious and non-contentious commercial and finan...

Marina Castelli-Joos is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law, Mergers and Acquisitions Law and Private Equity Law. Marina, who practices law in Lausanne, Switzerland, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marina is held by other top lawyers in the same geographic and legal practice area.

Diana Akikol represents our clients in complex commercial arbitrations and regularly sits as an arbitrator, often as president. She has been involved in more than 65 arbitrations seated in a number of jurisdictions and involving claims governed by various national laws. Her expertise extends to both institutional arbitrations (e.g. Swiss Rules, ICC, LCIA and DIS Rules) and ad hoc arbitrations (including UNCITRAL proceedings). Diana Akikol acts as counsel or arbitrator in all types of contract...

“My passion for the law and for my clients’ cases is what give me the focus I need to fiercely and fearlessly advocate for them.” Since 1995, Marc has gathered a comprehensive expertise in commercial and financial litigation, both civil and criminal, and is recognized as one of Switzerland’s leading specialists in financial criminal law, money laundering, fraud, corruption and criminal organizations. His extensive experience includes international legal assistance in c...

Daniel Staffelbach is a partner in the Corporate & Commercial Team of Walder Wyss. He counsels Swiss and international clients in all sectors of health care & life sciences and in the insurance industry. His main areas of practice include company and contract law, public law and employment law. He advises his clients and also represents them in litigation. Born in 1966, Daniel Staffelbach studied law at the University of Berne (attorney 1993). He worked at the Administrative Law Panel...

Robert Desax is a partner in the tax team. He works in the fields of national and international taxation. He represents clients in controversial tax matters and assists private clients regarding the tax aspects of estate and wealth planning. He regularly advises on cross-border implications of international taxation, especially on the application of double tax treaties, on issues in connection with the refund of Swiss withholding taxes in international structures, on the Swiss tax treatment o...

Niklaus Zaugg specialises in contract law, litigation and arbitration. He advises clients in a wide range of commercial disputes, including banking disputes, and he represents their interests both before domestic courts and international arbitral tribunals. Niklaus Zaugg has been practicing as a lawyer since 2008. His clients include Swiss financial institutions and active, listed multinational industrial companies. Niklaus Zaugg studied at the Universities of Geneva and Zurich and received h...

Patrick W. Vogel is a partner with Walder Wyss. He specializes in corporate law, as well as in banking and finance. He advises domestic and foreign companies on mergers and acquisitions and private equity transactions. With an education in both business and economics (HEC Lausanne) and law, he began his career by working for several years as an associate in the busy corporate finance departments of two pre-eminent US law firms in New York. Patrick Vogel has advised numerous clients on cross-b...

Reto Vonzun is a partner at Walder Wyss since 2014. His practice focuses mainly on corporate and commercial law, M&A, private equity and venture capital transactions. As co-author of the Zurich Commentary on the Simple Partnership (art. 530–551 CO) he is also recognized as one of Switzerland's leading scholars and practitioners in the area of partnership law. Finally, Reto Vonzun acts for various medium-sized and larger companies and their executive management as the 'point of first...

Jacques Bonvin is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Governance and Compliance Practice, Corporate Law, Mergers and Acquisitions Law, Private Equity Law and Venture Capital Law. Jacques, who practices law in Geneva, Switzerland, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jacques is held by other top lawyers in the same geographic and legal practice area.