Cybersecurity Beyond the Tools: Investments,…
Our organization
Executive Leadership
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Matthieu Courtecuisse
Founder & CEO | New York
Matthieu Courtecuisse is the Founder & CEO of Sia (1999). An AI & maths engineer by training, he leads Sia's North America hub from New York. He has authored several books on economics, is active in think tanks such as the Milken Institute and the Economic Club of New York, and received the 2025 SIFMA Foundation Industry Award.
Linkedin Email contact matthieu.courtecuisse@sia-partners.com
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Sandrine Carreau
President & Chief Operating Officer | Paris
Sandrine Carreau is the President & Chief Operating Officer of Sia. After graduating from EDHEC, she joined Sia in 2012 and held various corporate roles before taking on her current position in 2024. She oversees group-wide operations, including M&A strategy.
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Alix de Guibert
Group CFO | Paris
Alix de Guibert is the Group CFO of Sia. After graduating from ESSEC, she began her career in audit, transaction services and advisory at PwC before joining the Group finance leadership at Publicis, then Vivarte. Since 2019, she oversees Sia's financial performance and strategy.
All our leaders
Use the below filters to find experts in your country or your industry.
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Niccolò Giardini
Partner | Paris
Niccolò is a Partner within the Banking practice in Paris office. He is specialized in transformation on Retail banks and Specialized Financial Services players (Leasers and Factors).
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Nicky Shane
Partner, Market Lead | Los Angeles
Digital marketing and program management leader with deep cross-functional team expertise. As a Sia Digital Marketing leader and the Los Angeles Market lead, Nicky oversees key client accounts and cross-functional consultant delivery teams.
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Nicolas Guinard
Managing Director | Paris
Nicolas is a Managing Director based in Paris, specializing in Data strategy and AI-driven solutions, with cross-sector experience in energy and IT. He has led data-driven initiatives to enhance operational efficiency and deliver customer-focused digital solutions.
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Nicolas Martin
Associate Partner, Banking Sector | Paris
Nicolas joined Sia Partners in 2006 after graduating from Grenoble School of Management. He has developed expertise in the financial services sector, as well as cross-sectorial experience in regulatory compliance, risk management, structured finance, and business transformation.
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Niku Banaie
Partner | London
Niku is a Partner at Sia based in London, leading Brand, Innovation & Culture. He is the founder of the Upside, which was acquired by Sia in March 2025.
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Orchidée Demanou
Managing Director | Paris
Orchidée is a Managing Director in the Banking BU. She has developed expertise in the banking sector, including retail, development, investment, and corporate banking, as well as cross-sectorial experience in finance transformation, risk management, and operations.
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Paolo De Caro
Managing Director | Milan
Paolo is a Managing Director at Sia, based in Milan, driving HR and transformation initiatives by helping leaders evolve towards adaptive and AI-powered work models, integrating purpose, human capital, and technology.
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Pascal Hache
Associate Partner, HR & Transformation | Paris
For 15 years, Pascal has guided HR Leaders through organizational shifts. An expert in Strategic Workforce Planning (SWP) and large-scale transformations, he works at the intersection of corporate strategy, talent development, and operational performance.
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Patrick Holzer
Associate Partner | Dubai
Patrick is an Associate Partner based in the UAE, advising dynamic organizations on strategic growth through foresight, innovation, and economic cluster development, with a focus on tourism and the culture and creative industries.
- Tourism
- Optimized Customer Service
- Organizational Development
- Business Strategy & Corporate Planning
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Patrick Robert
Managing Partner Canada | Montreal
Patrick Robert is a Montreal-based Managing Partner leading the Canada market. With over 25 years of consulting experience, he oversees the Financial Services, Public Sector, and HR & Transformation practices, supporting clients in large-scale transformation initiatives.
- Retail Banking
- Operations
- Digital Transformation in the Public Sector
- Business Transformation
- CIO Advisory
- Digital Engineering
- HRIS & Digital HR
- HR Strategy & Operating Model
- Future of Work
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Paul Geerts
Associate Partner, Financial Services | Amsterdam
Paul joined Sia Partners in March 2016 and leads the Insurance, Compliance & Banking team of Sia Partners in The Netherlands.
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Peter Latham
Managing Partner, Life Science | New York
Peter is a Managing Partner of the Life Science at Sia and is based in the New York Office.
