Nathalie Hubert Dietrich


Certificate in Management (HEC)

Specialist certification in inheritance law (FSA)

After having begun her professional career in large, international auditing companies, Nathalie Hubert Dietrich has brought her vast experience in auditing Swiss and international companies to Köstenbaum Avocats, as well as her interest in financial analysis and consulting.

Since 1996, she has supported and advised her clients in the domains of business law, mergers and acquisitions, corporate law, contract law and estate planning.

Eager to validate the experience that she gained throughout her career, she obtained a specialist certification (FSA) in inheritance law in 2016.


  • Bankruptcy and debt collection, confiscation

    When the solvency of a natural or legal person is at risk, we assist our clients in debt collection proceedings, whether by means of seizure or bankruptcy.

  • Labour law

    Knowing your rights or having them recognised either as an employee or employer is vital to ensuring healthy and productive professional relationships. In the event of a dispute, we follow up on many issues, such as the analysis and drafting of employment contracts, hiring procedures, individual and collective disputes and many other practical matters related to labour law.

  • Corporate law

    We assist you in the creation of Swiss or foreign companies, and throughout the duration of their existence.

  • Commercial contracts

    We offer our services to help you draft or examine any contracts that arise during the lifetime of a company or a natural person.

  • Private clients

    We assist individuals, families, foundations, trusts and family offices, as well as any other providers of wealth management services. Our clients come from Switzerland and abroad. The solutions that we propose in the fields of planning, coordinating and structuring private wealth and commercial fortunes are adapted to the specific needs of each client.

  • Inheritance

    We advise our clients in their estate planning by providing assistance with the drafting of wills, inheritance agreements, marriage contracts and property ownership agreements between registered partners. We also assist in the creation of foundations. We are at your service to take on mandates for the distribution of estate assets, as well as mandates for the execution of wills. Finally, we also assist you with all procedural matters related to inheritance.

  • Wealth structuring

    Thanks to our expertise, we can provide you with the global supervision of your financial situation, both in terms of its structure and its objectives.

  • Establishment and management of companies, trusts and foundations

    We are at your service to provide assistance at every stage of the launch of your new project and planning for the perpetuation of your business.