May-Si Hau, LL.M./MBL
May-Si Hau, LL.M./MBL

May-Si Hau, LL.M./MBL

Senior Associate, Geneva

65 rue du Rhône | Case Postale 3199 | CH-1211 Geneva 3 | Switzerland
65 rue du Rhône | Case Postale 3199 | CH-1211 Geneva 3 | Switzerland
T +41 58 552 00 57


May-Si Hau is a senior associate, responsible for the China Desk in Geneva and practicing in the firm’s corporate department. As a native Chinese speaking Swiss qualified attorney, she strengthens the commercial relationship between Switzerland and China.

May-Si Hau advises Swiss and international clients in M&A, Private Equity and restructuring transactions as well as in their activities relating to China. Furthermore, she assists Chinese individuals and companies when investing in Switzerland. Her experience in cross-border transactions enables her to anticipate and identify requirements and issues particularly in the Chinese environment.

In addition, May-Si Hau regularly advises clients in setting up a company and provides support in so-called corporate housekeeping and in corporate governance matters. Her activity also includes advice on commercial contracts as well as on relocation aspects to Switzerland.

Before joining MLL Legal, May-Si Hau graduated from the university of Lausanne, with specializations in business law and in litigation, magna cum laude. She continued with postgraduate studies with a Master of Advanced Studies (M.A.S.) in Business Law – LL.M./MBL, with high honours, from the Universities of Lausanne and of Geneva. May-Si Hau gained professional experience working as a junior legal counsel at Lonza. She joined a well renowned law firm based in Lausanne as a junior associate. She then worked as Ad hoc law clerk in the district courts in Lausanne and in Nyon, where she gained practical experience in civil proceedings. May-Si Hau is a native French and Cantonese speaker and is fluent in English and in German.

Country Desks

Education & Admission

  • Admitted to the bar in Switzerland (2014)
  • Universities of Lausanne and Geneva, LL.M./MBL (2010)
  • University of Lausanne, MLaw (2008)

Memberships and public offices

  • Swiss Bar Association (SAV)
  • Geneva Bar Association (OdaGe)
  • Valais Chamber of Commerce and Industry (CCI-VS)
  • Vaud Chamber of Commerce and Industry (CVCI)
  • Wallis Network
  • Jeune Barreau Vaudois (JBVD)
  • Swiss-Chinese Chamber of Commerce (SCCC)
  • Swiss-Hong Kong Business Association (SHKBA)
  • Section Romande de la Société Suisse-Chine (SRSSC)
  • SinOptic


  • French
  • Chinese
  • English
  • German


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