AI Use Cases in Industry: Where to Start to…
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
Chief Financial Officer | Paris
Alix de Guibert is the Chief Financial Officer 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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David Martineau
Managing Partner & Chief AI Officer | Paris
David Martineau is Chief AI Officer at Sia, based in Paris. He supports executive committees and technology leaders across all transformations related to AI adoption. A CentraleSupélec engineering graduate, he has strong expertise in AI, data science, and quantitative analytics.
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David Zar
Principal Consultant, Life Science | Baltimore
David is a Principal Consultant Life Science at Sia.
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Declan Boylan
Partner | Sydney
Declan Boylan is the founder of Seven Consulting, which was acquired by Sia in August 2026. He is one of Australia's leading business transformation and program delivery specialists, with 30+ years of experience delivering complex, large-scale programs, with expertise in portfolio governance and program recovery.
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Diana Vienne
Partner, Head of Business Transformation, NA | New York
Diana is a Partner at Sia, where she leads the Business Transformation business unit for North America, with over 25 years of experience in business transformation, HR strategy, and change management for Fortune 500 companies.
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Dorine Péchiodat
Managing Director | Paris
Dorine Pechiodat is a Managing Director at Sia. She leads AI and marketing transformation programs in the luxury, retail, and consumer goods sectors, leveraging her expertise in data science strategy and applied artificial intelligence.
- Data & Artificial Intelligence
- Adoption, Training & Change
- Consumer Goods & Retail
- Marketing & Customer Experience
- Digital Transformation & Data Valorization
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Elisa Chaillot
Managing Director, Government
Elisa is a Managing Director in the Government practice at Sia. A graduate of emlyon and Sciences Po Lyon, she joined the firm in 2016. Specializing in public sector consulting, she leads large-scale transformation, operational performance, and continuous improvement programs for major clients, including the Ministries of Interior and Armed Forces.
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Elizabeth Freeman
Managing Director, Financial Services | Chicago
Liz is Managing Director in our Financial Services Data & AI solutions activities. Based in Chicago, she brings over 20 years of experience in data strategy, AI, and transformation, including leadership roles at CME Group and Deloitte, advising clients on data-driven operating model change and delivering scalable, measurable business impact.
- Data & Artificial Intelligence
- Finance
- IT Strategy & Digital Transformation
- Leadership Development
- Strategy, Risk & AI Governance
- Business Transformation
- Business Strategy & Corporate Planning
- Growth & Innovation
- Banking & Capital Markets
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Enjoyce Zhu
Partner | Shanghai
Enjoyce Zhu is Market Head of Sia Partners China.
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Enzo Barba
Partner, AI & Data Science | Milan
Enzo Barba is a Partner in AI & Data Science at Sia in Milan. Previously a Partner at BCG X leading AI for Financial Services in Italy, at Prometeia heading Data Science business development, and with earlier roles at Accenture, he helps banks and insurers harness data and AI to optimize performance and manage risk.
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Eric Aubailly
Managing Director | Montréal
Managing Director in Montréal, Eric has 36 years of experience. He supports clients with business and IT transformation strategies and projects . His expertise spans financial services, telecoms, manufacturing, education, and the public sector.
- Business Transformation
- Compliance in the Insurance Sector
- Cybersecurity & AI Trust
- Data & Artificial Intelligence
- IT Strategy & Digital Transformation
- Banking & Capital Markets
- Insurance
- Manufacturing
- Telecoms
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Eric Blackman
Partner | New Jersey
25 years experience in Financial Services, Capital Markets and Institutional Banking.
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Etienne Ranwez
Managing Director | Brussels
Etienne is a Managing Director in the ICB (Insurance, Compliance & Banking) practice in Brussels, focusing on Digital, Tech/AI & Organizational strategy and transformation in Financial Services, with experience across European and Asian markets.
