Elsy is a New York-based company which was founded in 2015. Our teams are located in Manhattan and in India. We currently service Advertisers and Agencies in the US market only.


Laurent Colard – CEO

Laurent founded Elsy after a 15-year career in Media Agencies and Management Consulting. Most recently he established and scaled GroupM’s global Data and Analytics practice, overseeing its strategy, engineering, R&D and services functions. Before joining GroupM he was a founding member of Accenture’s Marketing Analytics practice, leading the engineering, offshoring and Asia Pacific operations.

Rimon Erez – CTO

Before co-founding Elsy, Rimon oversaw the development of GroupM’s global Data and Analytics technology infrastructure. He grew its engineering team from 10 to 120 people and built a scalable platform to accommodate hundreds of GroupM customers globally.

Brian McManus – Head of Operations

Prior to joining Elsy, Brian managed operations for GroupM’s US Data and Analytics practice. He directed advanced analytics engagements in the financial services, QSR, and theatrical entertainment industries. Brian worked with planning teams to produce data-driven media plans focused on maximizing business outcomes

Robin Wong – Vice President

Robin spent 13 years in GroupM and Mindshare driving the network’s Data and Analytics strategy. His expertise is in setting and scaling up technology-enabled Data and Analytics organizations, managing Data and Analytics products and deploying them for superior marketing performance. Prior to joining Elsy, he was APAC CEO of Mindshare FAST (Future Adaptive Specialist Team), Mindshare's data-driven performance marketing unit.

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