A boutique tax law firm with a mission. Providing personalised and creative tax advice that really works for you.

Gros & Waltenspühl Tax Department is part of Attorneys at Law Gros & Waltenspühl in Geneva. Gros & Waltenspühl provides a full range of legal services, covering all areas of Business Law, to both Swiss and international clients.

 
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WHo we are

An essential element of the firm’s practice is the hands-on ability of its seasoned tax experts to personally and efficiently respond to client questions, concerns and needs with quality representation, and creative, cost-effective, and practical tax strategies.

 
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what we do

A different way of thinking and a positive outlook. It is about seeing opportunities instead of complex problems. Working together to seek the best possible solution. The result: personalised and creative tax advice. We turn complex tax matters into simple solutions.

Nice to meet you.

Gros & Waltenspühl Tax Department offers high-value, creative and pragmatic solutions for businesses and private individuals, both nationally and internationally.

Swiss Tax Law

  • Full taxation service to companies (business creation and business transfer, IP box, subsidiairies, etc)

  • Full taxation service to private individuals (domiciliation, pension plans, planning, etc)

  • Creation of charitable foundations

  • Assistance with tax inspections and audits

  • Assistance with litigation procedures

International Tax Law

  • Double Taxation Agreements

  • Automatic exchange of information, spontaneous exchange of tax rulings, etc

  • Taxation of companies engaged in an international activity (BEPS, etc)

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cédric portier

Partner

Tax Expert

Contact :
cedric.portier@g-w.ch
Tel +41 (0)21 311 38 39

Born in 1976, Cédric Portier is holder of a HEC Master’s degree from the University of St.Gallen (lic.oec HSG), attorney-at-law admitted to the Vaud and Geneva bars and certified tax expert. Cedric Portier is specialized in Swiss and international taxation matters, advising individuals and corporations.

Cédric Portier has close to 15 years of experience in the area of tax law working at top tier law firms and leading accounting firms in Lausanne, Geneva, Zurich and New York. Cedric is a former judge in tax matters at the Geneva First Instance Court.

Cédric Portier joined Gros & Waltenspühl in 2018 as a Partner and is in charge of the tax department located at the Lausanne office (Place Saint Francois 2).

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Claude-alain barke

Tax Expert

Contact :
claude-alain.barke@g-w.ch
Tel +41 (0)21 311 38 39

 

Born in 1967, Claude-Alain Barke is a qualified tax expert and a certified accountant. He is specialized in Swiss and international taxation matters, advising individuals and corporations.

Claude-Alain Barke has close to 30 years of experience, having worked for the Tax Authorities of the Canton of Vaud, then as a Partner in charge of the tax department of a leading international accounting firm in Lausanne.

His main practice areas cover the taxation of high net worth individuals and Swiss and international groups, as well as real estate tax, mergers and acquisitions and tax litigation.

Claude-Alain Barke practices in French, English and German.

He joined the tax department of Gros & Waltenspühl in Lausanne in 2020.

 
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Jennifer erbetta

Tax advisor

Contact :
jennifer.erbetta@g-w.ch
Tel +41 (0)21 311 38 39

 

Born in 1991, Jennifer Erbetta is a graduate in Economics and Finance of the Business University (HEG) of Sierre and Bern. Jennifer Erbetta is specialized in Swiss and international taxation, advising individuals and corporations.

She has worked in the tax department of a top tier consultancy firm based in the Lausanne area.

She practices in French, English and Italian.

She is currently preparing the Federal exam to become a qualified tax expert.

 

Gros & Waltenspühl
Tax department
Place Saint-François 2
1003 Lausanne
Tel. +41 (0)21 311 3839

Contact Us

 

Our Office

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