08:00 - 12:00 I 13:30 - 17:30 
+ 41 22 361 05 10 +41 79 693 27 88 
08:00 - 12:00 I 13:30 - 17:30 + 41 22 361 05 10 +41 79 693 27 88
Our experienced and highly qualified specialists have advanced skills in law or economics.
With closeness and attentiveness to our clients, we assure a tailored service perfectly adapted to your needs, and we anticipate your financial and legal exposure to risks.
To guarantee you the best outcomes, we emphasize continuous training to improve our skills, ensuring that you will get advice based on the most up-to-date legislation and processes.
Expertise - Tax advice - Legal advice
Holder of a Master’s degree in Law from the University of Geneva (class of 2004), Marie-Thérèse Hegetschweiler began her career with Totsa Total Oil Trading as Manager of European VAT.
In 2008, she joined Pictet & Cie Bank as an operational tax officer.
Seeking to broaden her experience in the field of consulting, she joined a law firm in Geneva in 2010 before specialising in personal income tax with Taxadvice Sàrl in Nyon in 2014.
After a few years of experience in a Nyon-based
fiduciary, Marie-Thérèse Hegetschweiler founded MTO Legal & Tax Consulting in November 2019.
Marie-Thérèse practises in French and English.
Tailor-made tax and legal advice for SMEs in west part of Switzerland
Our lawyers advise you with rigor and efficiency in various legal fields
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We assist you in preparing your tax return and advise you on how to optimize your taxation
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We take special care to design and implement the management tools you need
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Our mission
Develop partnerships and rigorously defend the interests of our clients
Chemin du Midi 8
1260 - Nyon
Monday to Friday
08:00-12:00 | 13.30-17:30
Contact us :
+41 22 361 05 10 +41 79 693 27 88
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