Alan Chang is the co-founder and CEO of renewable energy startup Tesseract. Tesseract was founded to generate clean and affordable power, and solve climate change. Based in London, it closed one of the largest seed rounds in European tech history in summer 2022. Previously, Alan was the third employee at fintech decacorn Revolut. There he helped build the business from scratch over 7 years, and as Chief Revenue Officer turned the business profitable.