Simply put – our success depends on our people! This is why we want to recruit, engage, and develop talented people who are passionate about working together and applying science to bring benefits to patients.
The team’s passion for science and curiosity will translate our objectives into value creation for all Idorsia stakeholders.

To reach these high ambitions, we foster a culture of transparency, based on open exchange across the entire organization. We are solution-oriented in our thinking, and we do more with less while genuinely enjoying our daily experiences.

We provide our employees with exciting opportunities for professional growth. We work collaboratively to progress our drug portfolio and build a commercial infrastructure.

Engagement is a core element of the Idorsia culture: we all are committed to go the extra mile – reaching out for more.

Our behaviors

It’s the Idorsia team’s passion for science that will translate our objectives into value creation for all our stakeholders.
We are doing more with less in a highly productive environment where people enjoy their work. Our Idorsia professionals show up with energy, intellect and creativity.

It’s not just WHAT we achieve but HOW we get there

Our behaviors describe the mindset expected of Idorsia employees to create an entrepreneurial and innovation-driven culture

Organizational Structure

At Idorsia, it's about achieving company goals. The organization is built as an organic and dynamic chain that supports one another.

Idorsia Executive Committee (IEC)

Idorsia has a strong and visionary leadership team, with the power and drive to create more remarkable innovations and more medicines. Our people show up every day with energy, intellect, and creativity.

Alberto Gimona

Executive Vice President, Head of Global Clinical Development (since 2022)

Date of birth: March 28, 1960

Nationality: Italian

Education: MD, Pisa University, Italy; Postgraduate course in Clinical Pharmacology, Milan University, Italy

Professional background: Various clinical and therapeutic area leadership positions at Rhône-Poulenc Rorer, Novartis, Serono, Merck Serono; Head of Clinical Science, Actelion (2011–2017); Head of Clinical Development, Actelion/Janssen (2017–2019); Head of Therapeutic Areas Unit, Idorsia (2019–2022).

Other functions: None

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Julien Gander

Executive Vice President, Group General Counsel (since 2024)

Date of birth: 1979

Nationality: Swiss

Education: Master of law (LL.M.), University of Cambridge, Trinity Hall, United Kingdom; Lic. iur., University of Fribourg, Switzerland; 2006 Bar admission, Canton of Bern.

Professional background: 2007-2012 Associate in Corporate/M&A team at Homburger AG; 2012-2016 ​Director Legal (heading Corporate Law), Member of Legal & IP Leadership Team, Group Risk Officer at Lonza AG; 2016-2022 General Counsel, Secretary of the Board and Compliance Officer at Molecular Partners AG.

Other functions: Secretary of the Board of Idorsia Ltd., member of Idorsia Pharmaceuticals Ltd Board.

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André C. Muller

Chief Executive Officer (since 2024)

Date of birth: October 30, 1963

Nationality: French

Education: Master’s degree in Business Administration from EMLYON Business School, Lyon, France.

Professional background: Held various financial positions at Pierre Fabre SA, an international pharmaceutical and dermo-cosmetic company, serving as CFO from 2002 (1994–2011); CFO, Actelion (2013–2017); CFO, Idorsia (2017-2024). 

Other functions: Member of the Board of Directors of the non-listed company Chiron Investments AG.

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Martine Clozel

Executive Vice President, Chief Scientific Officer (since 2017)

Date of birth: December 27, 1955

Nationality: Swiss and French

Education: MD, specialization in pediatrics and in neonatal intensive care, educated at the University of Nancy, France; further training in physiology and pharmacology at McGill University, Montreal, Canada, and at the University of California, San Francisco, US.

Professional background: Assistant professor, Neonatology; Scientific expert, leader of drug discovery projects, F. Hoffmann-La Roche Ltd; Co-founder and Head of Drug Discovery, Pharmacology & Preclinical Development, Actelion (1997–2009); Chief Scientific Officer, Actelion (2009–2017).

Awards: Officer of the Legion of Honour in France; Doctor honoris causa from the Swiss Federal Institute of Technology Lausanne (EPFL); Prix Suisse 2022 awarded by Initiative Switzerland; Doctor honoris causa from the University of Basel.

Other functions: Vice Chair of Board of Trustees, Marcel Benoist Foundation.

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Arno Groenewoud

Executive Vice President, Chief Financial Officer (since 2024)

Date of birth: October 9, 1971

Nationality: Dutch

Education: University of Amsterdam.

Professional background: PricewaterhouseCoopers , Actelion (2014-2017), Head of Global Finance & Procurement, Idorsia (2017-2024).

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Idorsia Leadership Team (ILT)

The ILT is responsible for execution of the company strategy and operational decision-making. They represent the main functions across Idorsia, and together with members of the IEC, work together to align the teams to execute on the company strategy. 

Andrew C. Weiss

Senior Vice President, Head of Investor Relations & Corporate Communications

Year of birth: 1968

Nationality: Swiss

Education: Master’s degree in Business Administration, Monetary Economics and Corporate Law from the University of Zurich and Chartered Financial Analyst (CFA).

Professional background: Built a deep expertise and network in the area capital markets, while focusing on gaining an understanding for the pharmaceutical and biotechnology market. Stepping stones as sell-side analyst, buy-side analyst and fund manager include: Equity analyst for European Pharmaceuticals at Warburg Dillon Read (1997–1999) and analyst/ fund manager at Julius Baer (2000–2005). Senior financial analyst covering Swiss/European pharmaceutical/biotechnology stocks for Bank Leu (2005), Bank Sarasin (2006) and Bank Vontobel (2007). Team leader for Life Sciences Equity Research at Bank Vontobel (2008–2014). Head of Investor Relations & Corporate Communications for Actelion 2014-2017. Joined Idorsia as Head of Investor Relations & Corporate Communications when the company was established in June 2017.

Eva Caroff

Senior Vice President, Head Chemical Sciences

Year of birth: 1973

Nationality: French

Education: PhD in Chemistry from the Institute of Organic Chemistry in Basel, Switzerland. MSc in chemistry from the Haute Alsace University, France and a Chemistry Engineering Diploma from the Ecole Nationale Supérieure de Chimie de Mulhouse, France, in 1997. 

Professional background: Worked up from laboratory head, 2003, and project leader in Drug Discovery Chemistry in Actelion to group leader leading the chemistry team within the immunology therapeutic area at Idorsia. 

Gaby Scherer

Senior Vice President, Head of Global Human Resources

Year of birth: ​1961

Nationality: ​Swiss 

Education: Master’s degree in English and Romance Philology from the University of Basel; further education and training in Human Resources, Kaderschule Basel, and in Coaching (both individual and team), Luzern.

Professional background: ​HR Manager and Assistant to the CEO for EFFIX Logiciels, Paris 1990-1991; HR Administration at F.Hoffmann-La Roche AG, Basel 1991-1994; established the HR function as Head of HR at Actelion 1998-2005; various HR roles including Senior Director, Global Human Resources and Member of Global HR Leadership Team for Actelion 2005-2017; joined Idorsia as Senior Director, Global Human Resources and Member of Global HR Leadership Team when the company was established in June 2017 until being appointed to Head of HR in 2024.

Other Group functions: None.

Kerstin Niggemann

Senior Vice President, Head Pharmacological Sciences

Year of birth: 1972

Nationality: German

Education: Technical Assistant in biological research 1994.  MSc in Biology from the University of Osnabrück, Germany 2004. MSc in Applied Toxicology from the University of Surrey, UK 2013.

Professional background: Worked with increased responsibilities from lab technician in toxicology up to scientist in a contract research organization. Joined Actelion Pharmaceuticals in 2005 as Project Toxicologist and after moving to Idorsia became Group leader in Toxicology in 2019.

Markus A. Riederer

Senior Vice President, Head Translational Sciences

Year of birth: 1962

Nationality: Swiss

Education: Doctoral degree. Dr. Phil.II at the University of Basel, Switzerland, further education at Stanford University, School of Medicine, Stanford, CA, US.

Professional background: Research Scientist, Thrombosis Group at Hoffmann-La Roche, 1994-1997. Project Leader “Novel Oral Anticoagulant Project” at Hoffmann-La Roche, 1997-2002. Head of Biology, Axovan Pharmaceutical, 2002-2003. Senior Group Leader, Immunology/Thrombosis Biology at Actelion Pharmaceuticals Ltd, 2003-2016. Head DD Biology, at Actelion Pharmaceuticals Ltd, 2016-2017. Joined Idorsia as Head of Drug Discovery Biology when the company was established in June 2017.

Olivier Lambert

Senior Vice President, Technical Operations

Year of birth: 1966

Nationality: French

Education: Ph.D. in applied Physico-Chemistry (polymer sciences) in France.

Professional background: 1998–2005. Principal Scientist and Technology Matrix Leader for Parenteral Sustained Delivery systems in the Pharmaceutical Department of Novartis Pharma AG, 2005-2013 CMC project leader at Actelion Pharmaceuticals Ltd, 2013 - 2017 Head Quality Assurance (GMP/GDP) at Actelion Pharmaceuticals Ltd. Joined Idorsia as Head of Pharmaceutical Development when the company was established in June 2017.

Board of Directors

The Board of the company currently consists of six non-executive members, five of whom are considered by the Board to be independent in character and judgment. The Board performs regular reviews of its composition as to background, function and experience, in order to ensure diversity and to balance valuable experience of Idorsia’s business with fresh perspectives.

Chairman of the Board (since 13 June, 2024)

Date of birth: April 3, 1955

Nationality: Swiss and French

Education: Medical degree in France; further training in pharmacology and physiology at the University of Montreal, Canada, and the University of California, San Francisco, US.

Professional background: Practicing cardiologist, 1980–1985. Head of Drug Discovery Group in the Cardiovascular Department of F. Hoffmann-La Roche Ltd, 1985–1997. Founder of Actelion in 1997 and CEO 2000–2017.

Awards: Doctor honoris causa from the University of Basel.

Other activities and functions: None.

Vice-Chairman and Lead Independent Director (since June 13, 2020)

Date of birth: May 6, 1956

Nationality: French

Education: Certified in internal medicine at the Faculty of Medicine, Paris Diderot University (Paris 7).

Professional background: Former Chairman of the Board of Cellartis AB, 2012–2014; Executive Vice President, Chief Operating Officer of Cellectis Group, 2013–2018; CEO of Cellectis Therapeutics, 2012–2013, and CEO of Ectycell, 2012–2014; Managing Director, Head of Global Pharma operations at Pierre Fabre SA, 2010–2011. Various management and EU regional management roles as well as senior corporate functions at Wyeth Pharmaceuticals.

Other activities and functions: Member of the Board of Directors of one non-listed company, Aileens Pharma (Chairman). Senior Advisor at Messier & Associés. 

Non-Executive Member (since May 4, 2023)

Date of birth: 1963

Nationality: French

Education: Doctorate in Pharmacy from the Faculty of Pharmacy, Paris Descartes University (Paris V) and MBA in Marketing and Finance from the University of Chicago Booth School of Business.

Professional background: Management positions at Abbott Diagnostics and Abbott Pharmaceutical Products, 1985–1991, Sanofi Winthrop, 1991–1996, and Merck & Co., 1996–2007; General Manager, Roche France, 2007–2012; Global Head of Roche Partnering, 2012–2018.

Other activities and functions: CEO of Boston Pharmaceuticals, Senior Partner at Gurnet Point Capital, and member of the Board of Directors of Teal Bio, Inc. (a non-listed company).

Non-Executive Member (since May 13, 2020)

Date of birth: January 24, 1965

Nationality: American

Education: Master of Laws degrees from Cornell University & New York University and member of the New York State Bar.

Professional background: President, COO, and CFO of National Resilience, Inc., 2020–2024; Chief Financial Officer and Chief Business Officer at Sarepta Therapeutics, 2012–2020; Senior Vice President at Celgene, 2006–2012; Held senior roles in business development & tax at Pfizer and began his career at Ernst & Young.

Other activities and functions: Board member of Crispr Therapeutics; Member of the Board of Directors of the non-listed company Epirium Bio.

Non-Executive Member (since May 12, 2021)

Date of birth: May 6, 1976

Nationality: American

Education: Doctor of Medicine (MD) from Harvard Medical School; Master in Public Policy (MPP) focusing on international development at Harvard Kennedy School of Government; Master’s degrees from the Department of Pathology at the University of Cambridge and the Department of Molecular and Cellular Biology at the Harvard Graduate School of Arts and Sciences; Bachelor’s degree from Harvard College.  

Professional background: Held various positions at McKinsey & Company: Global Director, Alumni Strategy and Engagement, 2020–2021; Director of Global Development Programs, 2016–2020; Regional Manager, Diversity & Inclusion, 2014–2016; Senior Expert for the McKinsey Global Health Practice, 2003–2014.

Other activities and functions: Board Member at Invivyd (a listed company), BackPack Foundation, Norrsken Foundation, American Swiss Foundation and Partners in Health, a nonprofit corporation.

Non-Executive Member (since June 13, 2024)

Date of birth: July 05, 1970

Nationality: Dutch

Education: MBA degree from INSEAD, France and a bachelor’s degree in business from Nyenrode University, the Netherlands.

Professional background: Held various executive positions at Galapagos (Chief Financial Officer and Chief Operating Officer) from 2014-2023, culminating as President from 2021 to June 2023; various executive positions at Sanofi (2001-2014): strategy consultant at Arthur D. Little.

Other activities and functions: Member of the Board and Chairman of the Audit Committee of ProQR Therapeutics since 2019.

Elections and Terms of Office

Under Articles 13 and 16 of the Articles of Association, the 3–9 members of the Board of Directors are elected individually by the General Meeting of the Shareholders for a term of office corresponding to the legally permitted maximum term of one year. One year of office is understood to be the period from one ordinary Meeting of the Shareholders to the next ordinary Meeting of the Shareholders.

Time of First Election and Remaining Term of Office

  Executive
Member
Date of AGM
of first election
Date of AGM
of end of term
Jean-Paul Clozel No 2017 2025
Mathieu Simon No 2019 2025
Bart Filius No 2024 2025
Srishti Gupta No 2021 2025
Sophie Kornowski No 2023 2025
Sandy Mahatme No 2021 2025