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Gain Theory, A Global Foresight Consultancy

We accelerate growth for ambitious brands

We are a global marketing effectiveness and foresight consultancy with expertise in data, advanced analytics, and technology. We empower smarter, data-informed marketing investments.

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Forrester Wave Leader 2023

Gain Theory named a Leader in The Forrester Wave™:

Marketing Measurement and Optimization, Q3 2023.

$
21
bn

in client value generated

50

years of experience

910

client recommendation score

We work with ambitious brands

Doordash logo Beauty Pie logo
Reckitt logo Funding Circle logo
dfs logo General Mills logo
Ahold Delhaize logo Doordash logo
Dr Oetker logo IG logo
Purina logo dfs logo
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Using our award-winning solutions, you can:

Focus on measuring what matters


Increase speed and quality of insights


Create value over the short and long term


Interested in our
award-winning solutions?

Meet our people

Meet our people

Felix Bullinger

Senior Client Leader

Felix discusses how he plans to help bridge the gap between analytics and action, why he’s excited by influencer marketing and sponorships, and why Fleetwood Mac created the best album of all time.