Board of Directors

The members of SIG’s Board of Directors have broad and complementary industry experience which is very relevant to SIG. Their areas of expertise include technology, engineering, consumer goods, finance and regulatory. All members of the Board are non-executive.

Ola Rollén

Chair of the Board of Directors

Ola Rollén is a Swedish citizen and has served as Chair of the Board of Directors since April 2025. He is also the founder and chief executive officer of Greenbridge Holdings (since 2024). Mr. Rollén has further served as chair of the board of directors of Nstech (since 2022), as a member of the board of directors of Neo4J (since 2024) and of Divergent 3D Technologies (since 2022).

Previously, Mr. Rollén served as chair of the board of directors (from 2023 to 2026) and as president and chief executive officer (from 2000 to 2023) of Hexagon AB (STO:HEXA B) and as chair of the board of directors of Greenbridge Holdings (from 2016 to 2024). Prior to that, he served as president of Sandvik Materials Technology and as a member of the group management of Sandvik Group (STO:SAND) (from 1999 to 2000). He also served as a member of the board of directors of Vestas Wind Systems (from 2009 to 2011). Mr. Rollén holds a BSc in business administration and economics from the University of Stockholm, Sweden.

Niren Chaudhary

Member of the Compensation Committee
Member of the Nomination and Governance Committee

Niren Chaudhary is a US and British citizen and has served as a member of the Board of Directors since April 2025. He is also the founder and chief executive officer of RA-inspired leadership LLC (since 2024). Mr. Chaudhary has further served as a member of the board of directors of Kohl’s Corporation (NYSE: KSS) (since 2026), as a member of the advisory board of the Global Peter Drucker Forum (since 2024), as an executive coach at The ExCo Group (since 2024), and as an executive in residence at Columbia Business School (since 2023).

Prior to this, Mr. Chaudhary served as chair of the board of directors of Panera Brands (from 2023 to 2024) and as a member of the board of directors of DKMS Group (from 2023 to 2024) and of Tufts Hospital (from 2021 to 2023). He also served as chief executive officer of Panera Brands (from 2019 to 2023) and previously held the position of chief operating officer and president international of Krispy Kreme (from 2017 to 2019). Earlier in his career, Mr. Chaudhary held various roles at Yum! Brands, including president international of KFC (from 2015 to 2017) and president of Yum India (from 2007 to 2015). Mr. Chaudhary holds a BA in Economics and an MBA from Delhi University, India. He also completed the advanced leadership initiative at Harvard University, USA, and the advanced management program at Harvard Business School, USA.

Thomas Dittrich

Presidente del Comitato di revisione e gestione dei rischi

Membro del Comitato per le nomine e la governance

Thomas Dittrich, cittadino svizzero e tedesco, è membro del consiglio di amministrazione dall’aprile 2024. Attualmente ricopre la carica di vicepresidente esecutivo di Amgen Inc. (NASDAQ: AMGN) (dal 2026). Il signor Dittrich è inoltre membro del consiglio di amministrazione del Förderverein des Instituts für Finanzdienstleistungen Zug (IFZ) presso l’Università di Scienze Applicate e Arti di Lucerna (dal 2022).

In precedenza, il signor Dittrich ha ricoperto la carica di direttore finanziario di Galderma Group AG (SIX: GALD) (dal 2019 al 2026) e quella di direttore finanziario e membro esecutivo del consiglio di amministrazione di Shire plc (LON: SHP) (dal 2018 al 2019). Ha inoltre ricoperto la carica di direttore finanziario e membro del comitato esecutivo, nonché di amministratore delegato ad interim di Sulzer AG (SIX: SUN) (dal 2014 al 2018). Inoltre, il signor Dittrich ha ricoperto la carica di vicepresidente per la pianificazione finanziaria aziendale e responsabile della contabilità di Amgen Inc. (NASDAQ: AMGN), nonché quella di direttore finanziario di Amgen International (dal 2006 al 2014). Il signor Dittrich ha inoltre ricoperto varie cariche in ambito finanziario e di direzione generale presso Dell Technologies Inc (NYSE: DELL) (dal 1998 al 2006). Il signor Dittrich ha conseguito una laurea magistrale in ingegneria meccanica e robotica presso l’Università Tecnica di Monaco di Baviera, in Germania, e un master in finanza, controllo di gestione e contabilità presso l’Università di San Gallo, in Svizzera.

Mariel Hoch

Chair of the Nomination and Governance Committee
Member of the Audit and Risk Committee

Mariel Hoch is a Swiss and German citizen and has served as a member of the Board of Directors since the IPO. Ms. Hoch has been a partner at the Swiss law firm Bär & Karrer since 2012. She has further served as a member of the board of directors of Komax Holding AG (SIX: KOMN) (since 2019), where she also serves as a member of the audit committee, and as a member of the board of directors of MEXAB AG (since 2014). 

Additionally, she has also served as a member of the foundation board of The Schörling Foundation (since 2013), as a member of the foundation board of the Irene M Staehelin Foundation (since 2020), as a member of the Law and Economics Foundation St. Gallen (since 2020), and as a member of the foundation board of the Orpheum Foundation (since 2023).

 

Previously, Ms. Hoch served as a member and vice chair of the board of directors of Comet Holding AG (SIX: COTN) (from 2016 to 2026) and as a member of the board of directors of

Adunic AG (from 2015 to 2018). Ms. Hoch also served as co-chair of the Zurich Committee of Human Rights Watch (from 2017 to 2021). Ms. Hoch was admitted to the Zurich bar in 2005 and holds a law degree and a PhD from the University of Zurich, Switzerland.

Florence Jeantet

Member of the Audit and Risk Committee

Florence Jeantet is a French citizen and has served as a member of the Board of Directors since April 2023. She has further served as a member of the Association des Conseillers du Commerce Exterieure de la France (since 2013), where she has served in various functions including as chair of the Ethics Committee (Comité d’Éthique) (since 2021 as member, since 2024 as chair) and previously as chair of the national Dutch Committee (Comité des Pays Bas) (from 2017 to 2021).

Ms. Jeantet has further served as a member of the board of directors of Mérieux NutriSciences (since 2024) and as a member of the supervisory board of Atlantic Grupa (ATGR-R-A) (since 2025). Additionally, she has served as official representative (chef d’exploitation) of SCEA La Calmontaise (since 2023) , as well as a member of the mission committee of Citwell (since 2025), and has acted as an independent advisor in the field of ESG/sustainability.

 

Prior to that, Ms. Jeantet was with Danone SA (XPAR.: BN) (from 2004 to 2023), where she held various leadership positions including SVP-OP2B general manager, SVP Danone 2025 & health mission, chief growth officer, Danone worldwide business unit early life nutrition, vice president medical, quality and R&D, Danone early life nutrition, vice president, R&D, Danone baby nutrition, vice president, R&D, Danone waters division and ultimately senior vice president, chief sustainability officer. Before that, Ms. Jeantet held various leadership positions at Unilever NV (XAMS: UNAT) in France, the Netherlands, and Russia (from 1991 to 2004). Ms. Jeantet holds a Master’s in food science and technology engineering from Polytech Montpellier, France. Ms. Jeantet further holds a Certificate d’Administrateur de Sociétés from Sciences Po-IFA, Paris, France, as well as a European Board Diploma from ecoDa/ICGN, France/UK. She also completed the Women on Boards Program at Harvard Business School, USA. She was further awarded the title of Knight of the Order of Merit in France.

 

The Board of Directors has designated Ms. Jeantet as ESG expert within the Board of Directors.

Abdallah al Obeikan

Abdallah al Obeikan is a Saudi Arabian citizen and has served as a member of the Board of Directors since April 2021. Mr. al Obeikan has also served as a member of the board of directors and CEO of the Obeikan Investment Group (OIG) (since 2000), as vice-chair of the board of directors of Yamama Cement Company (TADAWUL: 3020) (since 2021), as a member of the board of directors of National Water Company (since 2018), as a member of the board of directors of Arabian Shield Cooperative Insurance Company (TADAWUL: 8070) (since 2012) and as chair of the board of directors of OGC Obeikan Glass Co. (TADAWUL: 4145) (since 2011).

In addition, Mr. al Obeikan has served as chair of the Riyadh Chamber of Commerce (since 2024) and as chair of the Riyadh Polytechnic Institute (since 2009). Mr. al Obeikan served as member of the board of directors of Social Development Bank (from 2017 to 2022) and as CEO of the SIG Combibloc Obeikan joint venture companies (from 2000 to 2021). Mr. al Obeikan holds a BSc in electrical engineering from King Saud University, Riyadh, K.S.A.

Urs Riedener

Chair of the Compensation Committee
Member of the Audit and Risk Committee

Urs Riedener is a Swiss citizen and has served as a member of the Board of Directors since April 2025. He has further served as chair of the board of directors of Emmi AG (XSWX: EMMN) (since 2023) and as a member of the board of directors of Sandoz Group AG (XSWX: SDZ) (since 2023).

In addition, Mr. Riedener has served as a member of the board of directors of Tischlein deck dich Association (since 2024) and as a member of the supervisory board of Schwarz Gruppe (Schwarz Unternehmens treuhand KG) (since 2022). He has also served as a member of the advisory board of the Institute for Marketing and Customer Insight (since 2008) and the Institute of Management and Strategy (since 2025) at the University of St. Gallen. Previously, Mr. Riedener served as chief executive officer of Emmi AG (XSWX: EMMN) (from 2008 to 2022), as member of the board of directors of Bystronic AG (SIX:BYS) (from 2014 to 2026) and held various roles at Migros-Genossenschafts-Bund (from 2000 to 2008), including head of marketing and member of the executive board, as well as head of marketing food & near food. Before that, he held various positions at Lindt & Sprüngli (XSWX: LISN) (from 1995 to 2000) and at Kraft Jacobs Suchard (from 1992 to 1995). Mr. Riedener holds a lic.oec. HSG from the University of St. Gallen, Switzerland and completed the executive program at Stanford University, USA.

Martine Snels

Member of the Nomination and Governance Committee
Member of the Compensation Committee

Martine Snels is a Belgian citizen and has served as a member of the Board of Directors since April 2021. Ms. Snels has also served as a member of the supervisory board of Prodrive Technologies (since 2023), as a member of the board of directors of Syensqo NV (XBRU: SYENS) (since 2026) and as a member of the board of directors of Electrolux Professional AB (XSTO: EPRO B) (since 2019).

In addition, Ms. Snels is the founder and CEO of L’Advance BV (since 2020) and has served as a member of the advisory board (Beiratsmitglied) of Zentis Fruchtwelt GmbH & Co. KG (since 2021) and as a member of the advisory board (Beiratsmitglied) of Viega Holding GmbH & Co. KG (since 2025). Previously, Ms. Snels served as a member of the supervisory board of URUS Group LLC (from 2021 to 2023). She also served as a member of the supervisory board of VION Food Group NV (from 2020 to 2022) and as a member of the board of directors of Resilux NV (from 2019 to 2022).

Prior to that, she served as a member of the executive board of GEA Group AG (from 2017 to 2020) and held various leadership roles at Royal Friesland Campina NV (from 2012 to 2017), including member of the executive board as C.O.O. Ingredients (from 2015 to 2017), Nutreco NV (from 2003 to 2012) and Kemin Industries (from 1996 to 2003). Ms. Snels holds an MSc in agricultural engineering from K.U. Leuven, Belgium.