Industrial policy is back — and the race to the…
OUR ORGANIZATION
Leadership Team
Use the below filters to find experts in your country or your industry, and contact us today.
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Roberto Wyszkowski
Partner, Public Sector | Middle East Hub
For the past 20 years, Roberto has served as consultant and management coach at many large organizations, focusing on strategy planning and execution, innovation, change management, and corporate performance management.
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Romain Zaouali
Managing Director, Cybersecurity, Data Privacy & AI Trust | Paris
Romain is a Managing Director for Cybersecurity, Data Privacy & AI Trust at Sia in Paris. A graduate of EPITA, he began his career at Thales and Deloitte France before joining the firm in 2020. He now leads initiatives on IT risk management, cyber resilience, and AI security for large organizations.
- Cybersecurity & AI Trust
- Data Protection
- IT Strategy & Digital Transformation
- Business Transformation
- Data & Artificial Intelligence
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Ronan Davit
Associate Partner | Denver
Ronan helps our P&C clients improve their actuarial capabilities to better steer their performance with a strong focus on model (risk) management and stress test / recovery programs. He also advises them on how new data / technologies / risk / insurance usages can be a source of value creation.
- Augmented Enterprise Performance Management
- Finance, Risks & Actuarial
- Risk Management
- Actuarial & Quantitative Services
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Ryan Shellard
Associate Partner, Energy, Utilities and Environment | London
Ryan is an Associate Partner in the Energy, Utilities and Environment practice in London.
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Sang Joon Ahn
Managing Director, Data & AI APAC | Hong Kong
Sang is a Managing Director based in Hong Kong, where he drives Data & AI strategy advisory and AI product development, leveraging extensive expertise across APAC in data-driven solutions, AI-first methodologies, and regional scaling.
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Sara Trevisanato
Managing Director | Milan
Sara is the Managing Director in the Banking practice and Leader of the Global Payments Team. She has extensive international experience in Retail Banking and Cash Management, supporting clients in their digital transformation journey, from the design to the go-to-market of innovative solutions.
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Sébastien Charreire
Partner, Technology Advantage | Paris
Sebastien is the Partner in charge of our Technology practice. He leads studies, benchmarks, audits and transformation projects, relying on technologies to help our clients meet their business needs and drive future-forward, sustainable impact and competitive advantage.
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Sebastien Gerber
Managing Director | London
Sebastien is a Managing Director based in London, specializing in AI strategy and data-driven innovation, with expertise in energy and utilities. He helps organizations improve performance through analytics and digital transformation.
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Sébastien Vernède
Associate Partner, HR & Transformation | Paris
Sébastien is a Managing Director in our Human Resources & Transformation practice. He supports his clients, CEOs, HR Directors and Transformation leaders, in large scale transformation programs. He has developed expertise in HR performance, New Ways of Working and labour relations.
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Sébastien Zimmer
Partner Energy | Paris
Sebastien is a Partner in the Energy practice based in Paris. He brings with him more than 25 years of experience in the energy sector, with strong expertise across the entire energy value chain, and a focus on market analysis, strategic positioning, and regulatory frameworks.
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Segolène Ramadier
Tech Partnership Director | Paris
Ségolène is Tech Partnership Director at Studio, our investment fund for startups, as well as our Open Innovation Program for startups and tech companies. She selects and oversees the startups, and helps them benefit from our expertise as well as the company's network.
- Data & Artificial Intelligence
- Growth & Innovation
- Marketing & Customer Experience
- Open-Innovation and Innovative Ecosystem
- Turnaround: Critical Transformations
- Tech, Software & Platforms
- Consumer Goods & Retail
- Mobility & Logistics
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Selma El Mouissi
Managing Director | Paris
Selma is a Managing Director in charge of Sia's Experience Design practice, focused on transforming and elevating customer, employee, and team’s experiences relying on user-centric approaches.
