Meet the Speakers – Semantic Layer Symposium & Workshop 2026

Keynote

Ole Olesen-Bagneux

Vice President & Chief Evangelist · Actian

Ole Olesen-Bagneux is a globally recognized thought leader in metadata management and enterprise data architecture. As VP, Chief Evangelist at Actian, he drives industry awareness and adoption of modern approaches to data intelligence, drawing on his extensive expertise in data management, metadata, data catalogs, and decentralized architectures.

An accomplished author, Ole has written The Enterprise Data Catalog (O’Reilly, 2023). He recently published Fundamentals of Metadata Management (O’Reilly, 2025), introducing a novel metadata architecture known as the Meta Grid. With a PhD in Library and Information Science from the University of Copenhagen, his unique perspective bridges traditional information science with modern data management. Before joining Actian, Ole served as Chief Evangelist at Zeenea, where he played a key role in shaping and communicating the company’s technology vision. His industry experience includes leadership roles in enterprise architecture and data strategy at major pharmaceutical companies, such as Novo Nordisk.

Ole is passionate about scalable metadata architectures, knowledge graphs, and enabling organizations to make data truly discoverable and usable.

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Speakers

Nicolas Seyot

Managing Director – Head of Data & Analytics for Non-Financial Risk · Morgan Stanley

Nicolas Seyot leads data and AI strategy for Morgan Stanley’s Legal and Compliance Division, where he applies advanced analytics, semantic data modeling, and data governance to some of the most complex risk domains in financial services, from surveillance to financial crimes. With deep expertise at the intersection of data architecture and regulatory intelligence, he brings a practitioner’s perspective on what it takes to build trustworthy, enterprise-scale knowledge systems.

Dr. Martin Romacker

Product Manager – Roche Data Marketplace · Roche

Dr. Martin Romacker is a thought leader in FAIR data and semantic architecture, with over 13 years at Roche transforming pharmaceutical data into trusted, AI-ready knowledge assets. As Product Manager of the Roche Data Marketplace, he oversees data governance, discovery, and FAIR-by-design infrastructure spanning ontologies, terminologies, and enterprise-scale semantic models.

Rosanna Stephens

Sr. Knowledge Manager – Employee & Workplace Experience Transformation · Adobe

Rosanna Stephens is a Senior Global EX Knowledge Manager at Adobe, where she leads the knowledge AI readiness and employee self-service strategy for HR. With over 20 years of experience and a background in library science and coaching, she focuses on building knowledge systems that scale and endure.

Ilian Uzunov

Sales Director Life-sciences, Pharma, Healthcare, STM Publishing · Graphwise

Ilian specializes in AI, LLMs and knowledge graphs with a focus on the biotech, pharma and healthcare industries. He helps organisations make the most of their content and data assets, innovate at scale, mitigate hidden regulatory risks and reach the market faster.

Noz Urbina

Founder · Urbina Consulting

Noz Urbina is a globally recognised digital strategist. He is a pioneer in journey mapping and adaptive content design for personalised content for omnichannel experiences. He founded both Urbina Consulting and the omnichannel learning hub OmnichannelX, and co-authored “Content Strategy: Connecting the dots between business, brand, and benefits”.