Marina de Planta

Certified tax expert,
degree in economics

  • National and International Tax
  • Merger and Acquisition
  • Hedge and Private Equity Funds Structuring
  • Wealth Planning
  • Charitable Organizations
  • Trust and Estate
  • Real Estate
  • Residence and Work Permits
  • Naturalization
  • Tax Optimization and Negotiation of Tax Rulings
  • Lumpsum Taxation
  • Voluntary Disclosure

French, English, German


Marina de Planta is a Swiss Certified Tax Expert with extensive experience in Swiss and international tax law. She has over 30 years of experience in all areas of national and international tax restructuring, tax rulings, assessment of tax risks and development of tax strategies.

She has over 17 years of expertise in corporate tax and merger and acquisitions which she acquired while working with the Big Four accounting firms in Zurich, Hong Kong and Geneva.

In collaboration with a law firm, she further extended her practice to advise high net worth families on international tax planning, relocations, structuring of wealth and family business, estate planning and charitable projects including trusts, foundations and investment vehicles.

For over 15 years, she has served on the board of several prestigious finance, insurance and media companies.  She has specialized in the role of a trusted and visionary independent board member.In 2010, she realized her entrepreneurial goals by starting Ducrest Heggli Avocats LLC as a founding partner.

Always open to new challenges, in 2014 she accepted an offer to lecture in International Tax law at the University of Geneva, School of Economics and Management, as well as at the School of Business Administration, Geneva (HEG).

Keen to contribute to the community, Marina de Planta also advises international and local non-profit associations and foundations on their legal and tax structures, status and governance, as well as on the implementation of their global projects.

Marina de Planta holds a Master in Economics from the University of Geneva (lic.oec.) and qualified as a Swiss Certified Tax Expert in 1992 from the Swiss Institute of Certified Accountants and Tax Consultants in Zurich.

Marina de Planta’s working languages are French, English and German.

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