Mariella Orelli

Daniel Glasl is a top attorney recognized by Best Lawyers in the practice area(s) of Litigation. Daniel, who practices law in Zürich, Switzerland, has been recognized since 2011. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Daniel is held by other top lawyers in the same geographic and legal practice area.

Partner Mark Cagienard specialises in tax law, covering individual and corporate taxation both on a domestic and international level with a particular focus on corporate finance, M&A and VAT. Mark Cagienard assists clients frequently in obtaining tax rulings and represents them in front of courts and tax authorities. Mark Cagienard graduated from the University of Zurich in 2006 (magna cum laude) and was admitted to the bar in 2008. In 2012 he qualified as a Swiss Certified Tax Expert. In...

Michael Cartier represents parties in international arbitrations under all major institutional rules and in ad-hoc proceedings, before state courts and in enforcement and legal assistance matters. He is listed as an expert for arbitration in Who's Who Legal 2016, 2017, 2018, 2019, 2020 and 2021. He also acts as arbitrator and is listed on the panel of arbitrators of the ICC National Committee (Switzerland) and of the Korean Commercial Arbitration Board. The focus of his work is on constructio...

Markus Pfenninger is a partner in the Transactions Team. His fields of expertise include capital market transactions, mergers & acquisitions, finance, restructurings, collective investment schemes as well as banking and insurance regulatory matters. He is a member of the International Bar Association’s (IBA) Task Force on the Financial Crisis and a past chair of the IBA’s Subcommittee on Legal Opinions as well as a past co-chair of the IBA’s Banking Law Committee. Born i...

Maurus Winzap is a partner and heads the Tax Team. Maurus' practice covers all areas of domestic and international corporate taxation. He acts for a broad range of corporate and financial clients, and has developed significant expertise in planning and advising on M&A and private equity transactions, structured financings, corporate restructurings, relocations, capital market transactions, collective investment schemes and management incentive programs. Furthermore, he focuses on advice t...

Mark Reutter's practice focuses both on a comprehensive advising of clients who are active in the information and technology field and on the advising of other corporate and private clients in relation to technology, arts and entertainment, intellectual property as well as restructuring, insolvency and bankruptcy matters. Mark Reutter counsels Swiss and international clients and deals with the structuring, negotiation and implementation of projects and other commercial and contractual matters...

Partner Stephan Werlen focuses on M&A and corporate law, joint ventures, MBOs, acquisition finance, venture capital transactions, corporate restructuring and corporate relocation. He has broad experience both in domestic and international mergers and acquisitions (including auction processes) and the financing of such transactions. In addition, he is an expert in W&I insurance transactions (M&A insurance) with a long track record in this area. Stephan Werlen also regularly advises...

Lukas Wyss is a partner in the Banking & Finance Team. He advises banks, insurers and other companies in connection with finance transactions, capital market transactions and more generally in regulatory, securities and corporate law matters. In finance, he focuses on corporate debt finance, leveraged finance, asset finance (including real estate finance), acquisition finance and structured finance and securitisation. Born in 1975, Lukas Wyss was educated at Zurich University and Lausanne...

Martin Busenhart is a partner in the Tax Team. He advises on national and international tax matters and is specialised in domestic and international structuring of capital market transactions, acquisitions and divestments and tax-optimized structuring for relocations of entrepreneurs, partnerships and corporate groups. Martin Busenhart was educated at Zurich University (lic. iur. 1988) and graduated as Certified Tax Expert (1994). He has working experience as tax expert and tax partner with a...

Partner & Member of the Steering Committee of the CMS Competition & EU Group Marquard Christen specializes in competition (antitrust) and public procurement law. Marquard advises Swiss and foreign companies on all aspects of Swiss and EU competition law (horizontal and vertical agreements, dominance abuse, merger control and civil antitrust law) and represents them in proceedings before competition authorities and courts. Over the past 15 years, he has gained special knowledge in vari...