People
1,521 people in the AdTech ecosystem
Jochen Schlosser
Chief Technology Officer at Adform
CTO of Adform, Jochen Schlosser drives the technical vision behind one of Europe's leading independent full-stack AdTech platforms, with deep expertise in privacy-preserving advertising and cookieless identity solutions.
Jodie Cook
Founder at Coachvox AI
Serial entrepreneur and AI-coaching pioneer known for bridging entrepreneurship, marketing technology, and AI — founder of Coachvox AI and a widely-followed voice on AI's transformative role in marketing.
Jodie Jansen
at Zeta Global
AdTech professional at Zeta Global with a background spanning data-driven marketing and customer data platforms, known for bridging enterprise technology with practical marketing outcomes.
Jodie Sangster
Global Head of Data & Identity at WPP Media
Global Head of Data & Identity at GroupM and former CEO of ADMA, Jodie Sangster is one of the most influential voices in responsible data use, privacy regulation, and identity solutions across the global advertising ecosystem.
Joe Marchese
Founder & Executive Chairman at Attention Capital / Human Ventures
Serial entrepreneur and investor who founded true[X] and led ad revenue at Fox Networks Group; a leading voice challenging programmatic advertising's broken economics and championing attention-based metrics.
Joe Marler
Joe Root
CEO & Co-Founder at Permutive
CPO at Permutive driving privacy-first audience targeting and cookieless ad tech solutions for publishers at the edge.
Joe Stanhope
VP and Principal Analyst at Forrester Research
Joe Stanhope is a principal analyst at Forrester covering marketing technology, customer data platforms, and the intersection of AdTech and MarTech. He is frequently cited in industry publications and speaks at major marketing and advertising conferences.
Joe Zawadzki
CEO at Aperiam Ventures
Joe Zawadzki is currently CEO at Aperiam Ventures, the venture platform he founded in 2015 to back and build emerging companies across the advertising and marketing technology landscape.
John 'JG' Gentry
Former CEO (deceased) at OpenX
Former CEO of OpenX (2020-2026), deceased January 15, 2026 from cancer at age 58. Pioneered supply path optimization and led OpenX as one of the few independent SSPs against walled-garden ad exchanges. Distinct from the Epsilon CEO of the same name.
John David Rainey
Executive Vice President and Chief Financial Officer at Walmart
CFO of Walmart driving the financial strategy behind one of retail media's fastest-growing ad networks, with deep expertise in scaling commerce and payments businesses at global scale.
John Dick
Founder and CEO at CivicScience
Founder and CEO of CivicScience, John Dick has built one of the most distinctive consumer intelligence and polling platforms used by media companies, brands, and advertisers to understand public opinion at scale.
John Furner
President and CEO, Walmart U.S. at Walmart
President and CEO of Walmart U.S., John Furner is a key architect of Walmart Connect, one of the fastest-growing retail media networks in the U.S., leveraging Walmart's massive first-party data to challenge Amazon's advertising dominance.
John Gentry
CEO at Epsilon
CEO at Epsilon, driving privacy-first identity and data solutions for modern marketing.
John Halley
Advisor at TWG Global
AdTech advisor with experience in programmatic capability development across leading agencies.
John Koenigsberg
at Horizon Media
John Mueller
Search Relations Lead at Google
Google's Search Relations lead and one of the most recognized voices in SEO and web standards, John Mueller bridges the gap between Google's algorithms and the broader digital publishing ecosystem.
John Nardone
Chief Executive Officer at JWP Connatix
CEO of JWP Connatix; former CEO of Flashtalking and President of Mediaocean.
John Roa
Chief Business Officer at Raptive
Chief Business Officer at Raptive, the largest creator-focused ad network, known for driving revenue strategy and publisher monetization at scale.
John Wanamaker
Deceased
19th-century retail pioneer whose famous lament — 'Half the money I spend on advertising is wasted; the trouble is I don't know which half' — became the founding paradox of advertising measurement and the intellectual origin story of modern AdTech.
John Wren
Chairman & CEO at Omnicom Group
John Wren has led Omnicom Group as Chairman & CEO since 1997, building one of the world's largest marketing services empires and steering it through the digital and data-driven advertising revolution.
Johnny Hornby
Co-Founder at Hawkstone
Johnny Hornby is the founder of The&Partnership and a key figure in modern advertising agency models, now channeling entrepreneurial energy into Hawkstone, the craft lager brand co-founded with Jeremy Clarkson.
Jon Carpenter
Senior Vice President, Sales at Comscore, Inc.
Senior executive at Comscore driving audience measurement and media analytics solutions for the AdTech and media industries.
Jon Chapman
at The Bloc