OUR TEAM

Inès Abidallah
Inès Abidallah

Inès Abidallah


CAREER

OBERSON ABELS SA, Geneva, Associate

University of Geneva, Geneva, Research and teaching assistant (2023)

OBERSON ABELS SA, Geneva, Administrative Assistant (2018-2023)

Lawrence Legal SA, Geneva, Intern jurist (2021)

Nelson Mandela World Human Right Moot Court, Geneva, Bailiff (2018)

EDUCATION

University of Geneva (Certificate of Transnational Law, 2023)

University of Geneva (Master of General Law, 2021-2023)

Laval University, Québec (Exchange program, Master in business law, 2022)

University of Geneva (Digital Law Summer School, 2022)

University of Geneva (Bachelor of law, 2017-2020)

Université de Lyon, Jean Moulin (First year Bachelor of Law, 2016-2017)

LANGUAGES

French, English, Spanish

SPECIALIZATIONS

Immigration

Nationality & naturalization

Work permit & residence permit

Family office

David Aigner
David Aigner

David Aigner


CAREER

OBERSON ABELS SA, Geneva, Trainee lawyer Office of the Attorney General (OAG), Lausanne, Intern (2021-2022)

University of Lausanne, Lausanne, Student-assistant (2018-2021)

OBERSON ABELS SA, Geneva, Part-time intern (2020-2021)

EDUCATION

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2022)

University of Lausanne (Certificate of Advanced Studies in International Business Disputes, 2021)

Universities of Zurich and Lausanne (Bilingual Master of Law in Business Law, 2021)

University of Lausanne (Bachelor of Law, 2019)

LANGUAGES

French, German, English

SPECIALIZATIONS

Banking and Finance

Collective investment schemes

Capital markets

Contracts

Corporate law

Data protection law

Antoine Amiguet
Antoine Amiguet

Antoine Amiguet


CAREER

OBERSON ABELS SA, Geneva, Partner

ABELS Avocats, Geneva, partner (2009-2016)

Lenz & Staehelin, Geneva, senior associate (2003-2009)

Lenz & Staehelin, Zurich, associate (2006)

Administrative Court (now part of the Geneva High Court), law clerk, Geneva (2000-2002)

Ziegler Poncet & Grumbach (now CMS von Erlach Poncet), trainee, Geneva (1997-1999)

EDUCATION

New York State Bar Exam, New York (2005)

New York University School of Law (LL.M., 2003)

Bar Exam, Geneva (2000)

University of Lausanne (M. Law, 1997)

University of Basel (exchange program, 1995-1996)

OTHER ACTIVITIES

Lecturer in the legal aspects of sustainable finance at the Haute Ecole de gestion de Genève (DAS in Sustainable Management) (since 2013)

Chairman of the New York University Alumni Club (NYU.CH), Geneva (since 2011)

Member of Strategy & Surveillance Committee of Sustainable Finance Geneva (SFG), Geneva (since 2011)

Municipality of Genolier : member of the City Council (1994-2000); member of the Tax Committee (1994-1997); chairman of the General Administrative Committee (1998-2000)

LANGUAGES

French, English, German

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

ADMISSION

Bars in Switzerland and in New York

SPECIALIZATIONS

Banking and Finance

Collective investment schemes

Capital markets

Contracts

Pension funds

Data protection law

Sofia Bassova
Sofia Bassova

Sofia Bassova


CAREER

OBERSON ABELS SA, Geneva, Counsel

Geneva Tax Administration, Geneva (2017-2018)

KPMG, Geneva (2011-2017)

Audiconsult SA, Geneva (2010-2011)

BCCC SA, Geneva (2010-2011)

University of Geneva (2008-2010)

International Road Transport Union (2002-2008)

EDUCATION

Executive Program in Transfer Pricing, Lausanne (2016)

Swiss Certified Tax Expert (2014)

LL.M. Tax, Geneva (2011-2012, Hans Wilsdorf Award of the best thesis), cum laude

University of Geneva (2008, Master of Law, Magna cum laude)

University of Social Sciences of Moscow (2004, Licence in law)

LANGUAGES

French, English, Russian

MEMBERSHIPS

Ordre romand des experts fiscaux diplômés (OREF)

SPECIALIZATIONS

Swiss and international tax law

Corporate tax law

Taxation of individuals

Tax litigation

Sébastien Bettschart
Sébastien Bettschart

Sébastien Bettschart


CAREER

OBERSON ABELS SA, Geneva and Lausanne, Partner

ABELS Avocats, Geneva, partner (2009-2016)

Tavernier Tschanz, Geneva, partner (2007-2009)

Tavernier Tschanz, Genève, associate (2001-2004; 2005-2006)

Tavernier Tschanz, Genève, trainee (1999-2001)

EDUCATION

New York University School of Law (LL.M., 2005)

Bar Exam, Geneva (2001. Ranked 1st)

University of Lausanne (doctoral thesis, 2000. Walther Hug Prize ; BCV Prize for Social Sciences)

University of Lausanne (M.Law, 1995)

University of St. Gallen (national exchange program ; 1994-1995)

OTHER ACTIVITIES

Professor of commercial law, University of Fribourg

Lecturer in commercial law, Ecole d'avocature (ECAV)

University of Geneva (since 2011) Student-assistant then assistant, CEDIDAC – Institute of Business Law, University of Lausanne (1994-1998)

Member of the Foundation Board of the University of Lausanne, Lausanne

LANGUAGES

French, English, German

ADMISSION

Admitted in Switzerland

SPECIALIZATIONS

M&A

Private Equity

Commercial law

Contract law

Restructuring

Krystel Boulesteix
Krystel Boulesteix

Krystel Boulesteix


CAREER

OBERSON ABELS SA, Geneva, Associate

Geneva Tax Administration, Geneva (2022-2023)

CMS von Erlach Partners SA, Geneva (2018-2022)

PricewaterhouseCoopers SA, Geneva (2016-2018)

Ilex Fidutrust SA, Geneva (2012-2016)

EDUCATION

Bar Exam, Vaud (2012)

University of Lausanne, Master of Law with specialization in Economic Law, (2008)

University of Lausanne Bachelor of Law (2006)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

International Fiscal Association

ADMISSION

Admitted to the Bar in Switzerland

SPECIALIZATIONS

Swiss and international tax law

Corporate tax law

Taxation of individuals

Tax litigation

Administrative assistance

Criminal tax law

Nicolas Buchel
Nicolas Buchel

Nicolas Buchel


CAREER

OBERSON ABELS SA, Geneva, Of Counsel

Oberson Avocats, Geneva (1996-2016, partner from 1997)

Arthur Andersen, Tax department, Geneva (1992-1995)

Fides, Tax department, Geneva (1988-1992)

Magnin & Dunand, Geneva (1986-1988)

Nançoz, Geneva (1984-1985)

EDUCATION

Tulane Law School (LL.M., 1986)

Geneva Bar Exam (1984)

University of Geneva (Lic. iur., 1978)

OTHER ACTIVITIES

Acted as expert with respect to the issuance of the Swiss VAT Law (1996-1998)

LANGUAGES

French, English, German

MEMBERSHIPS

Geneva Bar Association (Member of the tax Committee)

Swiss Bar Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

VAT

Customs Law

Tax litigation

Taxation of individuals (lump sum taxation, trusts, pension plans)

Taxation of expatriates

Estate and matrimonial planning

Gaëlle Constantin
Gaëlle Constantin

Gaëlle Constantin


CAREER

OBERSON ABELS SA, Sion, Associate

Credit Suisse (Suisse) SA, Sion (2009-2020)

UBS SA, Zurich (2006-2009)

EDUCATION

University of Lausanne, HEC (Business Administration Degree, 2005)

LANGUAGES

French, English, German, Spanish

MEMBERSHIPS

EXPERTsuisse

SPECIALIZATIONS

Swiss and international tax law
Vanessa Déglise
Vanessa Déglise

Vanessa Déglise


CAREER

OBERSON ABELS SA, Lausanne-Geneva, Counsel

Aon Switzerland Ltd, Nyon, Legal Consultant & Pension Fund Coordinator (2022-2023)

OBERSON ABELS SA, Lausanne-Geneva, Associate (2016-2021)

Sullivan & Cromwell LLP, Visiting Lawyer (2015-2016)

Bär & Karrer SA, Geneva, Associate (2012-2014)

FBT Attorneys-at-law Corp., Geneva, Trainee Lawyer (2009-2011)

EDUCATION

Columbia Law School, New York (LL.M., 2015)

Bar Exam, Geneva (2011)

University of Fribourg (Master of Law, 2008)

University of Heidelberg (academic exchange, 2006-2007)

University of Fribourg (Bachelor of Law, 2006)

LANGUAGES

French, English

ADMISSION

Admitted to the Bar in Switzerland

Admitted to all Swiss Courts

SPECIALIZATIONS

Pension benefits law

Social security law

Employment law

Antoine Dobrzynski
Antoine Dobrzynski

Antoine Dobrzynski


CAREER

OBERSON ABELS SA, Geneva, Trainee lawyer

Jurata SA, Zurich, Legal Engineer (2022)

University of Zurich, Zurich, Student assistant (2021-2022)

LALIVE SA, Geneva, Summer trainee (2019)

EDUCATION

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2023)

University of Zurich (Master in Law, 2022)

University of Geneva (Bachelor in Law, 2020)

LANGUAGES

French, German, English

SPECIALIZATIONS

Banking and Finance

Collective investment schemes

Capital markets

Contracts

Corporate law

Data Protection

Stefan Eberhard
Stefan Eberhard

Stefan Eberhard


CAREER

OBERSON ABELS SA, Geneva and Lausanne, Partner

Abels Avocats, Partner, Geneva (2009-2016)

Lenz & Staehelin, Geneva (2003-2009)

Summer associateship and special assignments with :

Allen & Gledhill, Singapore (1999)

Allende & Brea, Buenos Aires (1999)

Kimbrough & Associés, Paris (1996)

Schilling Zutt & Anschütz, Mannheim and Frankfurt (1995)

EDUCATION

Harvard Law School, LL.M. (2003)

Bar exam (2001)

Docteur en droit (droit des sociétés, 1999)

Université de Paris I - Panthéon-Sorbonne (Diploma in EU Law, 1995)

M. Law, Université de Lausanne and Universität St. Gallen

OTHER ACTIVITIES

Teaching assignments in the fields practiced, such as commercial negotiation

LANGUAGES

Working languages : French, English, German, Swiss-German, Spanish

Other : Italian and Romanche (spoken)

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

The Swiss Private Equity & Corporate Finance Association (SECA)

ADMISSION

Admitted to the Swiss Bar

SPECIALIZATIONS

Transactions, set-up of complex projects, negotiation planning

M&A, Private equity, Venture capital, Project finance

Corporate law / law of legal entities

Contract law

International organizations and not-for-profit organizations

Legal advice in relation with regulated or complex industries (energy, renewable energy, IT, pharma, biotech, medtech, hotel business, etc.)

Mélanie Elmiger
Mélanie Elmiger

Mélanie Elmiger


CAREER

OBERSON ABELS SA, Geneva, Human Resources

Bemido SA, Geneva (2019 - 2022)

Carlson Wagonlit Travel, Nyon (2013 – 2018)

Garden Centre Schilliger, Gland (2010 – 2013)

EDUCATION

Brevet Fédéral RH (2013 – 2015)

HR Certificate (2012 – 2013)

LANGUAGES

French, German, English

SPECIALIZATIONS

Human Resources
Alexandre Faltin
Alexandre Faltin

Alexandre Faltin


CAREER

OBERSON ABELS SA, Geneva, Partner

Oberson Avocats, Geneva, Partner (2010-2016)

Geneva Tax Administration, Deputy General Manager (2007-2009)

Oberson Avocats, Geneva (2000-2007)

UBS SA, Lausanne (1999-2000)

Berger, Recordon & de Saugy (1996-1999)

EDUCATION

Geneva Bar Exam (1998)

Master of Advanced Studies in tax law (University of Geneva, 1995)

Bachelor of Laws (University of Geneva, 1993)

OTHER ACTIVITIES

Teaching

Lecturer in tax law at the University of Geneva, School of Economics and Management (since 2010)

Lecturer in real estate taxation at Institut d'Etudes Immobilières (since 1995)

Lecturer in tax at the Swiss Accountancy Academy (2000-2009)

Lecturer in administrative law at the University of Geneva (1996-1997)

Research assistant in tax law at the University of Geneva (1994-1996 and 1998-1999)

Other

Member of the Editorial Commission of EXPERTsuisse (since 2020)

Board member of the Association genevoise de droit des affaires (AGDA, since 2016)

Board member of the Chambre genevoise immobilière (since 2014)

Board member, then President at the Chambre genevoise immobilière (2000-2007, since 2010)

Member of the Commission permanente officielle en matière de taxe professionnelle communale (2008-2009)

LANGUAGES

French, English, German

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

International Fiscal Association (IFA)

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Real estate taxation

Individuals and corporate tax taw

Christian Ferri
Christian Ferri

Christian Ferri


CAREER

OBERSON ABELS SA, Lausanne, Associate

PricewarterhouseCoopers SA, Geneva (2010-2019)

EDUCATION

Fiduciary with Swiss examination (2016)

University of Lincoln, UK (BA (hons) European Business, 2.1, 2009)

LANGUAGES

French, English and Italian

SPECIALIZATIONS

Individual and corporate tax law

Consulting for expatriates and their employers (structure, tax, social security)

Incentive plans

Accounting

Philipp Fischer
Philipp Fischer

Philipp Fischer


CAREER

OBERSON ABELS SA, Geneva, Partner

ABELS Avocats, Partner (2014-2016)

Lenz & Staehelin, senior associate (2004-2008; 2010-2014)

Sullivan & Cromwell LLP, associate (2009-2010)

EDUCATION

Harvard Law School (LL.M., Concentration in International Finance, 2009)

Bar exam, Geneva, 2007

University of Geneva (Law degree, 2004)

OTHER ACTIVITIES

Member of the Commission for Continuing Legal Education of the Geneva Bar Association (chairman from 2015 to 2018)

Member of the Geneva Bar Exam Commission

Vice-president of the Harvard Law School Association of Europe

Head of Module 2 of the CAS Digital Finance Law (University of Geneva)

LANGUAGES

French / German (bilingual), English

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

Geneva Business Law Association (Association genevoise de droit des affaires)

ADMISSION

Admitted to practice in Switzerland (Geneva Bar)

SPECIALIZATIONS

Banking and finance law

Collective investment schemes

Capital markets

Contracts

Mergers & acquisitions

Data protection law

David Fleury
David Fleury

David Fleury


CAREER

OBERSON ABELS SA, Lausanne, Associate

Mazars SA, Lausanne (2018-2022)

EDUCATION

Unidistance (Bachelor in Economics and management, in progress)

Bar Exam, Porrentruy (2020)

University of Neuchâtel(Master of Law, 2015)

University of Neuchâtel (Bachelor of Law, 2013)

LANGUAGES

French, english

MEMBERSHIPS

Geneva Business Law Association (Association genevoise de droit des affaires)

ADMISSION

Admitted to the Bar in Switzerland

SPECIALIZATIONS

Contracts

Corporate law

M&A

Sonia De La Fuente
Sonia De La Fuente

Sonia De La Fuente


CAREER

OBERSON ABELS SA, Geneva, Counsel

ICRC, Geneva (2019-2020)

OBERSON ABELS SA, Geneva (2016-2018)

ABELS Avocats, Geneva (2011-2016)

Tavernier Tschanz, Geneva, trainee (2008-2010)

EDUCATION

Columbia Law School, New-York, (LL.M., 2019)

Bar Exam, Geneva (2010)

University of Geneva (M.Law in International and European Law, 2008)

Humboldt University of Berlin (exchange program, 2007-2008)

Duke-Geneva Institute in Transnational Law (Certificate in Transnational Law, July 2007)

University of Geneva (B.Law, 2003-2006)

LANGUAGES

French, Spanish, English

MEMBERSHIPS

Geneva Bar Association

ADMISSION

Admitted to the Bar in Switzerland

SPECIALIZATIONS

Banking and Finance

Collective investment schemes

Capital markets

Contracts

Corporate law

Dominique Gay
Dominique Gay

Dominique Gay


CAREER

OBERSON ABELS SA, Geneva, Counsel

Oberson Avocats, Geneva (1991-2016)

Geneva Tax Administration (1985-1990)

EDUCATION

Geneva Bar Exam (1985)

University of Geneva (Lic. iur., 1983)

LANGUAGES

French, English

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Tax litigation

Real estate taxation

Marie Gillioz
Marie Gillioz

Marie Gillioz


CAREER

OBERSON ABELS SA, Geneva, Directrice Administrative

BRP Bizzozero & Partners SA Group, Geneva (2014-2022)

Banque Hottinger & Cie SA, Geneva (2013-2014)

EDUCATION

Université de Stirling (MSc en relations publiques, 2001)

Université de Fribourg (Licence en droit, 1999)

LANGUAGES

French, English

SPECIALIZATIONS

Administration Project management
Pierre-Marie Glauser
Pierre-Marie Glauser

Pierre-Marie Glauser


CAREER

OBERSON ABELS SA, Lausanne, Partner

Oberson Avocats, Lausanne (1998-2016, partner from 2003)

PricewaterhouseCoopers SA, Tax department, Zurich (1997-1998)

Wenger Vieli Gut & Partner, Zurich (1995-1996)

Institute of Public Finance and Fiscal Law at the University of St-Gallen (1991-1994)

EDUCATION

University of Geneva (Dr iur., 2005, Latsis Prize 2006)

Certified Swiss Tax Consultant (2000)

Zurich Bar Exam (1997)

University of St-Gallen (Lic. oec. HSG 1992; Lic. iur. HSG 1995)

OTHER ACTIVITIES

Professor of advanced taxation at the University of Lausanne (HEC Business School) since 2004 Chairman of the Board, Fondation ISREC Lausanne Member of the Committee of the Vaud Chamber of Commerce and Industry, Lausanne

LANGUAGES

French, German, English

MEMBERSHIPS

Vaud Bar Association

Geneva Bar Association

Swiss Bar Association

Permanent member of the Federal VAT Advisory Board

International Fiscal Association

Swiss Association of Tax Law Professors (SATLP)

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Corporate tax law

Mergers and acquisitions, reorganisations

VAT

Customs law

Business and accounting law

Anne Valérie Julen Berthod
Anne Valérie Julen Berthod

Anne Valérie Julen Berthod


CAREER

OBERSON ABELS SA, Geneva-Lausanne-Sion, Partner

Bär & Karrer SA, Geneva, Counsel (2014-2023)

Bär & Karrer SA, Geneva, Associate (2006-2014)

University of Basel, Research assistant (2005)

Court of appeal, Civil chamber, Geneva, Law clerk (2002-2003)

EDUCATION

New York University School of Law, Fulbright Fellow (LL.M, 2005)

Bar Exam, Geneva (2001)

University of Fribourg: lic. iur., European law (1999)

LANGUAGES

French, English, German, Spanish

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association (SAV/FSA)

Geneva Association of Business Law

Société suisse de droit pénal (SSDP)

Women's White Collar Defense Association (WWCDA)

European Criminal Bar Association (ECBA)

European Fraud and Compliance Lawyers (EFCL)

International Bar Association (IBA)

American Bar Association (ABA)

ADMISSION

Admitted to the Bar in Switzerland

Admitted to all Swiss Courts

SPECIALIZATIONS

White Collar Crime

Criminal administrative and tax law

Internal investigations, regulatory and compliance

Banking and commercial litigation

Asset recovery and Insolvency

Private Client

Anca Kessler
Anca Kessler

Anca Kessler


CAREER

OBERSON ABELS SA, Geneva, Associate

Oberson Avocats, Geneva (2014-2016)

STC Partners, Paris (2014)

Cleary Gottlieb, Paris (2013)

Stephenson Harwood, Paris (2013)

Allen & Overy, Bucharest (2012)

Lombard Odier, Paris (2011)

Clifford Chance, Bucharest (2011)

EDUCATION

Professional lawyer certificate of the Paris Bar (2014)

Sorbonne Law School, Paris (Magistère of economic activities, 2014 ; Master in business and tax law, 2013 ; Master in business law, 2012 ; Lic. iur., 2011)

LANGUAGES

French, English, Romanian

ADMISSION

Admitted to Paris Court

SPECIALIZATIONS

Swiss and international tax law

French tax law

Marie-Frédérique Lamy
Marie-Frédérique Lamy

Marie-Frédérique Lamy


CAREER

OBERSON ABELS SA, Geneva, Associate

Oberson Avocats, Geneva (2013-2016)

Departement for Regional Affairs, Economy and Health, Geneva (2012-2013)

Swissport International Ltd, Geneva (2002-2012)

EDUCATION

University of Geneva / The Graduate Institute (LLM, International humanitarian law, 2004)

University of Geneva (Transnational Law Certificate, 2001)

Louvain-La-Neuve University (Lic.iur., 2001)

LANGUAGES

French, English, Dutch

SPECIALIZATIONS

Immigration and administrative law

Nationality/Naturalization

Family Office

Matthias Lanzoni
Matthias Lanzoni

Matthias Lanzoni


CAREER

OBERSON ABELS SA, Geneva and Lausanne, Associate

Lenz & Staehelin, Geneva (2015-2017)

EDUCATION

University of Lausanne (Master in Accounting, Control & Finance, 2020)

Bar exam, Geneva (2018)

University of Fribourg (Master of Law, 2017)

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2015)

University of Fribourg (Bachelor of Law, 2012)

LANGUAGES

French, English, Italian

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

M&A

Corporate law

Contracts

NGOs

Marine Largant
Marine Largant

Marine Largant


CAREER

OBERSON ABELS SA, Geneva, Associate

PricewaterhouseCoopers SA, Geneva (2016-2019)

MBP Avocats, Bulle and Fribourg (2012-2015)

EDUCATION

Bar Exam, Fribourg (2015)

University of Neuchâtel (Master's of Law, 2012)

Columbia Law School, New York (International exchange program, 2012)

University of Toulouse I Capitole, France (Master's of Corporate Law, 2010)

University of Wolverhampton, United Kingdom (Master's of International and European Law, Erasmus, 2008-2009)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

ADMISSION

Admitted to practice in Switzerland

SPECIALIZATIONS

Banking and Finance

Corporate law

Contracts

Data protection law

Rebecca Lauchenauer
Rebecca Lauchenauer

Rebecca Lauchenauer


CAREER

OBERSON ABELS SA, Lausanne, Counsel

BMP Associés/Bourgeois Avocats SA, Lausanne (2012-2019)

BMP Associés, Lausanne (2006-2009)

Canonica, Geneva (2001-2003)

Bonnant, Warluzel & Associés, Geneva (1998-2000)

EDUCATION

Certificate of Advanced Studies in Estate law, Lausanne/Fribourg/Neuchâtel (2016)

STEP Advanced Certificate in International Succession and Probate (2014)

Certificate, International Estate & Trust Taxation, Leiden (2012)

Bar exam, Geneva (2000, ranked 1st)

University of Lausanne (MLaw, 1998)

LANGUAGES

French, English

MEMBERSHIPS

Vaud Bar Association

Swiss Bar Association

Société Romande des Avocats Spécialistes en Droit des Successions (SASS)

ADMISSION

Admitted in Switzerland

SPECIALIZATIONS

Estate law (matrimonial and estate planning)

Taxation of gifts and estates

Taxation of trusts and other vehicles

Alejandro Maniewicz Wins
Alejandro Maniewicz Wins

Alejandro Maniewicz Wins


CAREER

OBERSON ABELS SA, Geneva, Counsel

CMS von Erlach Partners SA, Geneva (2018-2021)

Lenz & Staehelin, Geneva (2015-2017)

EDUCATION

Swiss Certified Tax Expert (2023)

University of Fribourg (PhD in Law, 2023)

University of Oxford (Magister Juris, 2018)

Bar exam, Geneva (2017)

Université de Fribourg (Master of Law, 2014)

Université de Fribourg (Bachelor of Law, 2013)

OTHER ACTIVITIES

Regional Supervisor of the "Personal Taxation" Module within the Swiss Tax Expert Training Program for French-Speaking Switzerland

LANGUAGES

French, English, German, Spanish, Portuguese

MEMBERSHIPS

Geneva Bar Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Taxation of individuals

Corporate tax law

Tax litigation

Criminal tax law

Renaud Marchat
Renaud Marchat

Renaud Marchat


CAREER

OBERSON ABELS SA, Lausanne and Geneva, Associate

CIGP Group, Hong Kong (2019)

Schellenberg Wittmer SA, Geneva (2015-2018)

EDUCATION

Bar exam, Geneva (2018)

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2016)

University of Zurich & Lausanne (MLaw in corporate law, 2017)

University of Zurich & Lausanne (BLaw, 2014)

LANGUAGES

French, English, German

MEMBERSHIPS

Vaud Bar Association

Swiss Bar Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Contract law

Corporate law

Mergers & Acquisitions

Start-up and new techs

Bénédicte Mariéthoz Comoli
Bénédicte Mariéthoz Comoli

Bénédicte Mariéthoz Comoli


CAREER

OBERSON ABELS SA, Geneva, Counsel

Oberson Avocats, Geneva (1999-2016)

PricewaterhouseCoopers, Geneva (1997-1999)

Pirenne Python Schifferli Peter (1994-1996)

EDUCATION

Geneva Bar Exam (1997)

University of Geneva (Lic. oec., 1992 ; Lic. iur., 1993 ; DEA in European Law, 1995)

LANGUAGES

French, English, German

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Business law

Olivier Mermoud
Olivier Mermoud

Olivier Mermoud


CAREER

OBERSON ABELS SA, Geneva, Operation Management

Oberson Avocats, Geneva (2014-2016)

IOGI SA, Nyon (2010-2014)

EDUCATION

Geneva School of Business Administration (Bachelor of Science HES-SO in Business Administration major in Banking and Finance, 2015)

Technical professional maturity (2010)

OTHER ACTIVITIES

Member of the Paléo Festival Nyon association

LANGUAGES

French, English, German

MEMBERSHIPS

Swiss LegalTech association (SLTA)

SPECIALIZATIONS

IT

Operations management

Project Management

Risk Management

Jérôme Meyer
Jérôme Meyer

Jérôme Meyer


CAREER

OBERSON ABELS SA, Geneva, Partner

Oberson Avocats, Geneva (1998-2016, partner from 2004)

Secretan Troyanov, Geneva (1997-1998)

Kronish, Lieb, Weiner & Hellman LLP, New York (1995-1997)

EDUCATION

New York University School of Law ( LL.M. International Taxation, 1997)

Geneva Bar Exam (1993)

University of Geneva (Lic. iur. 1991)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

International Fiscal Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Taxation of individuals

Corporate tax law

Mergers and acquisitions, reorganisations

Ariane Michellod Berney
Ariane Michellod Berney

Ariane Michellod Berney


CAREER

OBERSON ABELS SA, Geneva, Associate

Schellenberg Wittmer SA, Geneva (2012-2022)

National University of Singapore (2011-2012)

First Instance, Geneva District Court (2002-2009)

Berger Recordon de Saugy, Geneva (1998-2002)

EDUCATION

STEP Diploma in International Trust Management, Singapore (2012)

National University of Singapore (LL.M in International and Comparative Law, 2011)

Bar exam, Geneva (2nd, 2000)

University of Geneva (Master's degree in law, 1998)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

Society of Trust and Estate Practitioners (STEP)

ADMISSION

Admitted to the Bar in Switzerland and Admitted to all Swiss Courts

SPECIALIZATIONS

Inheritance law (estate planning, estate administration and executorships)

Matrimonial property law

Philanthropy and not-for-profit organizations

Adult protection law

Emily Mizrahi-Meller
Emily Mizrahi-Meller

Emily Mizrahi-Meller


CAREER

OBERSON ABELS SA, Lausanne, Counsel

Oberson Avocats, Geneva (2010-2016)

Baker & McKenzie, Geneva (2009-2010)

EDUCATION

Geneva Bar Exam, 2012

University of Neuchâtel (Bachelor of laws, 2007 ; Master of laws, cum laude, 2008)

LANGUAGES

French, English

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Taxation of individuals (taxation of high net worth individuals, estate and matrimonial planning)

Corporate tax law

Tax litigation

Trusts tax law

Dominique Morand
Dominique Morand

Dominique Morand


CAREER

OBERSON ABELS SA, Partner

Oberson Avocats, Sion, Partner (2010-2016)

Roux & Associés SA, Sion, associé (2008-2009)

Oberson Avocats, Geneva (2000-2007)

Ducrot, Martigny (1997-1999)

Tax administration of canton Valais (1996-1997)

EDUCATION

Certified Swiss Tax Expert (2002)

Geneva Bar Exam (1999)

University of Geneva (Business Administration Degree, 1993)

University of Geneva (Lic. iur., 1996)

OTHER ACTIVITIES

Professor of Tax Law at HES-SO, Sierre

Military Attorney

LANGUAGES

French, English, German

MEMBERSHIPS

Valais Bar Association

Swiss Bar Association

Ordre romand des experts fiscaux diplômés (OREF)

EXPERTsuisse

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Mergers, acquisitions and reorganisations

Taxation of high net worth individuals

Tax litigation

Criminal tax law

Estate and matrimonial planning

Antony Nilsvang
Antony Nilsvang

Antony Nilsvang


CAREER

OBERSON ABELS SA, Geneva, Associate

Avocats Ador & Associés SA, Geneva, trainee (2015-2017)

Tilleke & Gibbins International Ltd., Bangkok, intern (2014-2015)

EDUCATION

Bar Exam, Geneva (2017)

University of Geneva (Certificate of advanced studies in legal profession, 2015)

University of Fribourg (Bachelor of laws, 2012 ; Master of laws, 2015)

Durham University, UK (exchange program, 2012-2013)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Banking and Finance

Collective investment schemes

Capital markets

Contract law

Corporate law

Xavier Oberson
Xavier Oberson

Xavier Oberson


CAREER

OBERSON ABELS SA, Geneva, Partner

Oberson Avocats, Geneva, Partner (1992-2016)

Professor of Swiss and International Tax Law at the University of Geneva since 1994

Director of the LLM Tax Program at the University of Geneva

Member of the Federal Commission for Tax Harmonization

Member of the Federal Experts Group on the Swiss Tax place

EDUCATION

Harvard Law School (ITP/LL.M. 1992)

University of Geneva (Lic. iur. 1984; DES 1988; Dr. iur. 1991)

Geneva Bar Exam, 1987

OTHER ACTIVITIES

Chairman of the Board of Directors of the Fondation du Grand Théâtre de Genève

President of the Montreux Jazz Artists Foundation

Vice President of the Foundation Board of Montreux Jazz Festival

LANGUAGES

French, English, German, Spanish

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

International Bar Association

International Fiscal Association (former member of the Permanent Scientific Committee)

European and Swiss Association of Tax Law Professors

Advisory Council of International Bureau of Fiscal Documentation (IBFD, Amsterdam)

Honorary Member of Ordre romand des experts fiscaux (OREF)

International Academy of Estate and Trust Law (member of the Tax Committee)

Society of Trust and Estate Practitioners (STEP). Honoured with Geoffrey Shindler Award for Outstanding Contribution to the Profession at the STEP Private Client Avards 2012/2013

Union des intérêts de la place financière lémanique (UIPF)

Member of the Board of the Art-Law Foundation

Member of the Board of Genève Place Financière

Legal 500 Leading Individual since 2012

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Taxation of individuals

Corporate tax law

Taxation of public authorities

Taxation of sport and art

Ecotax

Tax litigation

Criminal tax law

Tax reforms

Philanthropy

Marc-Etienne Pache
Marc-Etienne Pache

Marc-Etienne Pache


CAREER

OBERSON ABELS SA, Geneva, Partner

Oberson Avocats (2001-2016, partner from 2007)

Ernst & Young, Tax department, Lausanne (1997-2000)

Carrard, Paschoud, Heim & Partners, Lausanne (1993-1995, 1997)

EDUCATION

Certified Swiss Tax Expert (2002)

University of Denver (LL.M. in Taxation, 1996)

Vaud Bar Exam (1995)

University of Lausanne (Lic. iur., 1989 ; Dr iur. 1994)

OTHER ACTIVITIES

Associate judge on the Administrative Court of Canton of Vaud

LANGUAGES

French, English, German

MEMBERSHIPS

Vaud Bar Association

Swiss Bar Association

Ordre romand des experts fiscaux diplômés (OREF)

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Corporate tax law (mergers and acquisitions, reorganisations, special tax regimes)

Taxation of individuals (self employed individuals, employee, employee benefit plans, successions)

Real estate taxation

Tax litigation

Criminal tax law

Geneviève Page
Geneviève Page

Geneviève Page


CAREER

OBERSON ABELS SA, Lausanne, Partner

Oberson Avocats, Lausanne (2004-2016)

Ernst & Young SA, Geneva and Lausanne (2001-2004)

EDUCATION

Vaud Bar Exam (2014)

Certified Swiss Tax Consultant (2006)

University of Lausanne (Lic. iur., 2001)

LANGUAGES

French, English, Italian

MEMBERSHIPS

Vaud Bar Association

Swiss Bar Association

Ordre romand des experts fiscaux diplômés (OREF)

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Real estate taxation

Pension plans

Joël Pahud
Joël Pahud

Joël Pahud


CAREER

OBERSON ABELS SA, Lausanne and Geneva, Counsel

Office of the Attorney General of Switzerland (OAG), Bern and Lausanne, Assistant Federal Prosecutor, Federal Prosecutor (2014-2021)

Schellenberg Wittmer, Geneva, Associate (2012-2014)

Schellenberg Wittmer, Geneva, Trainee (2010-2012)

Retraites Populaires, Lausanne, Lawyer (2007-2009)

EDUCATION

University of Fribourg (Ph.D. in Law, 2018)

Bar Exam, Geneva (2012)

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2011)

University of Lausanne (Master of Law, 2009)

University of Lausanne and University of Zurich (Bachelor of Law, 2007)

LANGUAGES

French, English, German

MEMBERSHIPS

International Bar Association (IBA)

Association Internationale des Jeunes Avocats (AIJA)

Société suisse de droit pénal (SSDP)

ADMISSION

Admitted to the bar in Switzerland

SPECIALIZATIONS

White-collar crime

Debt collection, attachment and exequatur Tax and administrative criminal law

Internal investigations, regulatory and compliance

Banking and commercial litigation

Lysandre Papadopoulos
Lysandre Papadopoulos

Lysandre Papadopoulos


CAREER

OBERSON ABELS SA, Geneva, Counsel

Federal Administrative Court, St-Gall (2015-2018)

Ducrest Heggli Avocats LLC, Geneva (2015)

European Court of Human Rights, Strasbourg (2014)

BCCC Avocats Sàrl, Geneva (2011-2013)

EDUCATION

Bar Exam, Geneva (ranked 2nd, 2013)

University of Geneva (Certificate of advanced studies in legal professions, 2011 ; Master of Laws in the Law of State Action, 2011 ; Award for the best Master theses, 2010 ; Certificate in Transnational Law, 2010)

Harvard Law School (Exchange program, 2010)

University of Geneva (Bachelor of Laws, 2009)

University of Zurich (Exchange program, 2008-2009)

OTHER ACTIVITIES

Lecturer at the LL.M. Tax of the University of Geneva

Permanent writer for Archiv für Schweizerisches Abgaberecht (ASA) and for Zoll Revue/Revue douanière

LANGUAGES

French, German, English, Greek

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

SPECIALIZATIONS

Swiss and international tax law

International administrative assistance in tax matters

Administrative and legal procedures

Administrative law

Alexandra Pillonel
Alexandra Pillonel

Alexandra Pillonel


CAREER

OBERSON ABELS SA, Neuchâtel, Partner

Oberson Avocats, Geneva (2006-2016)

Ernst & Young , VAT and customs law department, Lausanne (2003-2006)

KPMG, VAT and customs law department, Geneva (2002-2003)

Swiss Federal Tax Administration (FTA), VAT department, Berne (2000-2001)

EDUCATION

University of Geneva (Lic. iur., 1999 ; MBL, 2001)

LANGUAGES

French, English, German

SPECIALIZATIONS

VAT

Customs law

Tax litigation

Jessica Salom
Jessica Salom

Jessica Salom


CAREER

OBERSON ABELS SA, Lausanne and Geneva, Counsel

Geneva Tax Administration (2019-2020)

State Secretariat for International Finance (SIF), Berne (2012-2015 ; 2016-2019)

Centre for Tax Policy and Administration, OECD, Paris (2015)

Oberson Avocats, Geneva (2010-2012)

University of Geneva, School of law (2008-2009)

University of Lausanne, HEC (2006-2009)

University of Neuchael, School of Law (2006-2007)

EDUCATION

Geneva Bar Exam (2012)

University of Neuchâtel (Dr iur., 2009)

New York University (LL.M. in International Taxation, 2006)

University of Lausanne (Lic. iur, 2004)

OTHER ACTIVITIES

Lecturer within the framework of the LL.M. Tax at the University of Geneva since 2011

Lecturer in Corporate Tax Law, Advanced Corporate Tax Law and International Tax Law at the University of Lausanne, Université de Lausanne (2010-2013)

LANGUAGES

French, English, German

MEMBERSHIPS

International Fiscal Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law
Ophélie Sierro
Ophélie Sierro

Ophélie Sierro


CAREER

OBERSON ABELS SA, Sion, Associate

Service des contributions du Valais, Sion (2019-2022)

Administration cantonale des impôts de Vaud, Lausanne (2018-2019)

EDUCATION

University of Lausanne, HEC (Master of Law in Law and Economics, 2018)

University of Lausanne, HEC (Bachelor of Science in Management, 2015)

LANGUAGES

French, English

SPECIALIZATIONS

Swiss and international tax law

Corporate tax law

Taxation of individuals

Taxation of expatriates

Tax litigation

Criminal tax law

Branka Stojanovic
Branka Stojanovic

Branka Stojanovic


CAREER

OBERSON ABELS SA, Lausanne, Associate

Sandoz Family Office SA, Pully (2018-2024)

Pétremand & Rappo Attorneys-at-Law Ltd, Lausanne (2016-2018)

Vaud Tax Administration, Lausanne (2012-2016)

EDUCATION

Bar Exam, Lausanne (2018)

University of Lausanne (Master of Law, Economics and Tax, 2013)

University of Lausanne (Bachelor of Law, 2011)

LANGUAGES

French, English

ADMISSION

Admitted to the Bar in Switzerland

SPECIALIZATIONS

Swiss tax law

Anne Tissot Benedetto
Anne Tissot Benedetto

Anne Tissot Benedetto


CAREER

OBERSON ABELS SA, Lausanne, Partner

Oberson Avocats, Geneva (2007-2016)

Federal Courts of Appeal at the Swiss Federal Administrative Court, Bern (2007)

Federal department of Finance, Lausanne (2003-2006)

Byrne-Sutton, Bonnard, Lawson, Meakin & Associés, Lausanne (1999-2003)

EDUCATION

Vaud Bar Exam (2001)

University Eberhard-Karls, Tübingen (LL.M., 1999)

University of Lausanne (Lic. iur., 1998)

LANGUAGES

French, German, English, Italian

MEMBERSHIPS

Vaud Bar Association

Swiss Bar Association

International Fiscal Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

VAT

Customs law

Tax litigation

Administrative assistance

Criminal tax law

Claire Tistounet
Claire Tistounet

Claire Tistounet


CAREER

OBERSON ABELS SA, Geneva, Associate

Bär & Karrer SA, Geneva (2018-2022)

Tavernier Tschanz, Geneva (2016-2018)

EDUCATION

Bar Exam, Geneva (2018)

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2016)

University of Geneva (Master in Economic law, 2016)

University of Geneva (Certificate in transnational law, 2015)

University of Geneva (Bachelor of laws, 2014)

LANGUAGES

French, English

MEMBERSHIPS

Geneva Bar Association

ADMISSION

Admitted to the Bar in Switzerland and Admitted to all Swiss Courts

SPECIALIZATIONS

Banking and finance law

Collective investment schemes

Capital markets

Contracts

Mergers & acquisitions

Data protection law

Matthieu Tkatch
Matthieu Tkatch

Matthieu Tkatch


CAREER

OBERSON ABELS SA, Geneva, Associate

Aubert Spinedi Street & Associés, Geneva (2021-2023)

Adult and Child Protection Court, Geneva (2020-2020)

EDUCATION

University of Geneva (Doctoral Thesis, since 2023)

Bar Exam, Geneva (2022)

University of Geneva (Certificate of Advanced Studies in Legal Professions, 2019)

University of Geneva (Certificate in Transnational Law, 2019)

University of Geneva and University of Basel (Bilingual Master of Laws in Civil and Criminal Law, 2019)

University of Geneva (Bachelor of Laws, 2017)

LANGUAGES

French, English, German, Spanish

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

ADMISSION

Admitted to the Bar in Switzerland

SPECIALIZATIONS

Criminal Law

White-Collar crime

International Mutual Legal Assistance

Banking and commercial litigation

Civil litigation

Contract law

Debt collection, bankruptcy and seizure

Internal investigations

Inheritance law

Christian Travelletti
Christian Travelletti

Christian Travelletti


CAREER

OBERSON ABELS SA, Geneva, Finances

Oberson Avocats, Geneva (2002-2016)

Ernst & Young, Audit department, Lausanne (1996-2002)

EDUCATION

Audit Expert

Swiss Certified Accountant (2000)

University of Lausanne (Master of Science in Management, 1994)

LANGUAGES

French, English, German

MEMBERSHIPS

EXPERTsuisse

SPECIALIZATIONS

Accounting (Swiss and International Standards)

Corporate finance

Audit

Corporate tax law

Taxation of individuals

Frédéric Vuilleumier
Frédéric Vuilleumier

Frédéric Vuilleumier


CAREER

OBERSON ABELS SA, Geneva, Partner

Oberson Avocats (1997-2016, partner from 2003)

Arthur Andersen, Tax department, Geneva (1994-1997)

Pestalozzi Gmuer & Patry, Geneva (1992-1993) and Zurich (1993)

EDUCATION

Certified Swiss Tax Consultant (1998)

Geneva Bar Exam (1994)

University of Fribourg (Lic. iur., 1991)

OTHER ACTIVITIES

Lecturer in Tax Law at the University of Lausanne

Lecturer within the framework of the Executive Master in International Taxation (MAS) at the Universities of Lausanne and Geneva

LANGUAGES

French, English, German

MEMBERSHIPS

Geneva Bar Association

Swiss Bar Association

EXPERTsuisse

Ordre romand des experts fiscaux diplômés (OREF)

International Fiscal Association

ADMISSION

Admitted to all Swiss Courts

SPECIALIZATIONS

Swiss and international tax law

Taxation of individuals

Taxation of expatriates

Pension plans

Insurance taxation

Estate and matrimonial planning

Taxation of self-employed individuals