Experts

Clémentine Largeteau - Partner

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.

Christophe Decouvette

Deputy director

Certified tax expert

Swiss certified public accountant

Master of Science in Accounting and Finance

After 11 years of auditing and holding a diploma of chartered accountant, Christophe joined the tax department of Echo SA in 2021 as a qualified tax expert. He is also a certified auditor. The combination of Christophe's two areas of expertise allows him to have a global vision of accounting and tax issues. He works mainly for local and international companies and advises them at all stages of their lives. He also assists sportsmen and women with tax issues.

In addition, Christophe is regularly called upon for legal expertise and for tax reporting according to different accounting standards.

Marc De Araujo

Deputy director

Attorney License (Geneva Bar)

Master degree in law

Master of Advanced Studies in International Taxation

Marc joined ECHO SA in 2016. He serves as Deputy Director with our tax and legal services department.

Marc holds a Master’s Degree in Law, an Attorney License (Geneva Bar), a Master in International Taxation, and a Trust Foundation Certificate (STEP, Geneva). He has over 18 years experience advising Swiss and foreign clients in legal, corporate and tax planning matters.

Prior to joining ECHO, he practiced as an attorney in Geneva and Brussels, before Swiss courts and before the European Court of Justice. After that, Marc served with the trust division of a Swiss bank in Geneva, and then worked for a global fiduciary company in Zurich; there, he assisted foreign high net worth individuals and corporations on how to structure, protect or relocate their wealth and business operations through Switzerland and internationally.

His current tax practice includes real estate transactions, domestic or international reorganizations, and private client structures.

François Gillioz - Partner

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.

Michel Gavillet - Partner

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.

Claude Corbaz

Deputy director

Certified specialist in finance and controlling

Swiss certified specialist for finance and accounting

Accounting department and assistance to SME

Claude has more than 19 years experience in accounting and finance with Swiss and international companies.

She holds a Certified specialist in finance and controlling and Swiss certified specialist for finance and accounting. She has strong knowledge in drawing up monthly reporting, preparation of budgets, setup accounting and payroll software, management and administration of salary and social insurances, preparation of tax returns such as VAT, income tax and professional tax and project management.

In 2017, Claude joined ECHO SA and is deputy director in the accounting and assistance to SMEs department.

Yves Chevrier - Partner

Of counsel

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.

Experts

Directors

Clémentine Largeteau

Partner

Licensed audit expert

Master of Science in Finance and Accounting

Master of Science in Management

François Gillioz

Partner

Attorney - Bern and Geneva

LL.M. Germany (Master research type)

Certified tax expert

Michel Gavillet

Partner

Licensed audit expert

Fiduciary with Swiss examination

Of counsel

Yves Chevrier

Partner

Attorney - Geneva

Certified tax expert

Licensed audit expert

Master of Science in Business administration

Deputy directors

Christophe Decouvette

Certified tax expert

Swiss certified public accountant

Master of Science in Accounting and Finance

Claude Corbaz

Certified specialist in finance and controlling

Swiss certified specialist for finance and accounting

Accounting department and assistance to SME

Marc De Araujo

Attorney License (Geneva Bar)

Master degree in law

Master of Advanced Studies in International Taxation

Management

Anna Shpak

Proxy

Master degree in International and European Law

Master of Advanced Studies (LL.M.) in Tax Law

Christophe Masson

Manager

Swiss certified public accountant

Licensed audit expert

Master in Business economics & innovation management

Damien Moro

Proxy

Swiss certified public accountant

Master in Management

Fabrice Zanga

Manager

Fiduciary with Swiss examination

Licensed audit expert

Michèle Nessim

Manager

Certified tax expert

Master of Science in Accounting Control and Finances

International and European Tax Law University Degree

Pascale Aellen

Manager

Federal Diploma of Human Resources

Sandrine Perriraz

Proxy

Swiss certified public accountant

Sébastien Delor

Manager

Swiss Certificate Specialist in Finance and accounting

Ying Zhang

Proxy

Swiss certified expert for Accounting and Controlling

Master of Science in Finance