Cookies help us deliver our services. By using our services, you agree to our use of cookies. Learn more
Experts
Gavillet Michel
Director
Licensed audit expert
Fiduciary with Swiss examination

As a Fiduciary with Swiss examination, Michel has more than 30 years of experience in accounting and auditing, acquired both in international and local companies.
Before joining ECHO SA, 18 years ago, Michel took on the role of administrative and financial manager for 6 years in a major building company. He naturally became Director, responsible for the accounting and assistance to SMEs department, in 2013.
Throughout his career, Michel has also had the opportunity to initiate and pilot various organisational and/or IT projects.

Left carousel Left carousel
Largeteau Clémentine
Director
Licensed audit expert
Master of Science in Finance and Accounting
Master of Science in Management

After 20 years of professional experience in auditing and consulting acquired in the "Big Four", Clémentine joined ECHO SA in 2016 as Director of the "auditing" department.
Certified audit expert and holder of two masters: one in finance and accounting, the other in management, she led the audits of Swiss listed and private companies according to Swiss and international standards, and has a wealth of experience in internal control, organisation and governance.
Clémentine has also led projects in corporate social responsibility, volunteering with people with disabilities and environmental projects.

Left carousel Left carousel
Gillioz François
Director
Attorney - Bern and Geneva
LL.M. Germany (Master research type)
Certified tax expert

A Bern-based lawyer (Berner Fürsprecher), a qualified tax expert and holder of a post-graduate degree in Germany (LL.M. - Master's degree in research), François first practiced at the Geneva Bar, before taking up the post of Director of the Geneva branch of Société fiduciaire suisse (SFS / STG) and then ECHO SA, of which he is a partner.
François's preferred fields are tax consulting for entrepreneurs, companies and groups of companies, both Swiss and international; corporate restructuring; tax planning for business development in Switzerland and abroad; as well as private client consulting.

Left carousel Left carousel
Chevrier Yves
Director
Attorney - Geneva
Certified tax expert
Licensed audit expert
Master of Science in Business administration

Yves began his professional career in auditing, then enhanced it by becoming member of the Bar (Master’s degree in Law and internship), and with a course in Economics and Business Management, where he obtained a Master’s degree in commercial sciences (MAS).
A qualified tax expert, a certified audit expert, with a 25-year career at ECHO SA, Yves naturally became Director and a partner.
Although his main activity is logically the tax and legal field for natural and legal persons, through his vast experience, Yves regularly has the opportunity to collaborate with the various departments of the company.
With his valued experience and skills, Yves also carries out his charitable activities, by being on the boards of important public utility foundations working in the fields of art, sciences and assistance to disadvantaged people.

Left carousel Left carousel
Favre Monica
Director
Attorney - Geneva and New York
Certified tax expert
LL.M. New York (Master type recherche)
TEP

Director and partner at ECHO SA since 2012, certified tax expert and member of the Bar in Geneva and New York, as well as holder of a LL.M. New York (Master’s degree in research), Monica has 20 years’ cumulative career behind her, in particular as a partner in a Geneva study and as head of the legal department of Deutsche Bank (Suisse) SA.
Monica advises both legal entities and natural persons on local and international issues and is recognised as a true expert in her field.

Left carousel Left carousel
ECHO SA

Experts

Directors

5

Chevrier Yves

Attorney - Geneva
Certified tax expert
Licensed audit expert
Master of Science in Business administration

Favre Monica

Attorney - Geneva and New York
Certified tax expert
LL.M. New York (Master type recherche)
TEP

Gavillet Michel

Licensed audit expert
Fiduciary with Swiss examination

Gillioz François

Attorney - Bern and Geneva
LL.M. Germany (Master research type)
Certified tax expert

Largeteau Clémentine

Licensed audit expert
Master of Science in Finance and Accounting
Master of Science in Management

Management

9

Aellen Pascale

Manager
Federal Diploma of Higher Education

Corbaz Claude

Manager
Swiss certified specialist in Finance and Accounting
Swiss certified expert for Accounting and Controlling

De Araujo Marc

Manager
Attorney - Geneva
Master of Advanced Studies (MAS) International Taxation

Decouvette Christophe

Manager
Licensed tax expert
Swiss certified public accountant
Master of Science in Accounting and Finance

Delor Sébastien

Manager
Swiss Certificate Specialist in Finance and accounting

Masson Christophe

Proxy
Swiss certified public accountant
Licensed audit expert
Master in Business economics & innovation management

Nessim Michèle

Manager
Licensed tax expert
Master of Science in Accounting Control and Finances
International and European Tax Law University Degree

Zanga Fabrice

Manager
Fiduciary with Swiss examination
Licensed audit expert

Zhang Ying

Proxy
Swiss certified expert for Accounting and Controlling
Master of Science in Finance