Martin Stone

Martin Stone is CEO of Conversion Rate Experts (CRE), the world’s leading conversion rate optimization agency, and author of The Pocket Guide to Growth. An award-winning aerospace engineer, Martin began his career optimizing advanced aircraft before applying the same principles of data, experimentation, and precision engineering to business growth. CRE has helped increase the profits of some of the world’s most sophisticated companies, including Google, Amazon, Apple, Meta, Sony, Vodafone, Huel, and MyFitnessPal. Its methodology—combining customer research, rigorous data analysis, and structured experimentation—has generated billions of dollars in additional revenue for clients across more than 80 industries and 40 countries. Since becoming CEO in 2023, Martin has led CRE through its strongest period of growth. Through his talks and writing, he shows CEOs and founders how to replace guesswork with evidence, make better growth decisions, and build businesses that compound faster and mor