Sébastien Hernoux in

Sébastien Hernoux

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Chief Data, Technology and Analytics Officer, North America at Omnicom Media
📍 New York, New York, United States

Sébastien is the Chief Data and Technology Officer at OMD USA, specializing in technology strategy, data-driven media, and large-scale business transformations. He leverages AI and advanced analytics to drive business outcomes for clients. Described as smart, innovative, and results-oriented, he has a background in aeronautics from MIT and ISAE-SUPAERO.

Outside of his technology focus, Sébastien is an avid marathon runner, having completed the New York City Marathon. He also holds a certification in Sabermetrics, indicating a keen interest in baseball analytics, and follows companies like Google, Amazon, and eBay.

Unique fact: He combines his analytical skills with a passion for sports, holding a certification in Sabermetrics (baseball analytics).

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Experience
25 Years
Current Role
Chief Data, Technology and Analytics Officer, North America
Job Level
Leadership
Location
New York, New York, United States
Personality Overview

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Priorities

Topics Sébastien cares about

AI in Advertising
He actively discusses leveraging AI to power data strategies and believes learning to use AI daily is a critical skill for the future of the advertising industry.
Data & Ad Technology
His career is centered on transforming media agencies to be data-driven and delivering consultative engagements in marketing and advertising technology.
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Career

Work history

3-2026
Chief Data, Technology and Analytics Officer, North America
Omnicom Media
6-2024 - 3-2026
Chief Client Solutions Officer, US
Annalect
12-2021 - 6-2024
Chief Data and Technology Officer
OMD USA
7-2019 - 2-2022
Managing Director, Data and Tech Transformation
OMD USA
2-2017 - 7-2019
Group Director, Annalect Consulting
Annalect
In the press

Media appearances

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Education
1997 - 2000
Ingénieur
ISAE-SUPAERO
1998 - 1999
Aeronautics
Massachusetts Institute of Technology
Social presence
in
Behavioral profile

DISC profile (public)

DISC behavioral profile

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