Matthew Chappell

Global Client Success OfficerGain Theory

Matt leads Client Growth at Gain Theory and ensures clients get the right solutions, the best people, and outstanding service. He joined the global marketing effectiveness and foresight consultancy as a Graduate Analyst in 2009 and became a Managing Partner in 2022. During his career, Matt has helped brands from a wide range of industries to embed data-informed insights into their decision-making. He has a strong econometrics background and is skilled in bringing these methodologies to life to drive organizational change. An accomplished writer, Matt has authored several industry reports, including the award-winning Profit Ability: the business case for advertising and The nine golden rules of measurement. He is also a regular speaker at industry events, such as Marketing Week Live and EffWorks.