Three categories that primarily serve other businesses—Payments, Wall Street & Enterprise and Business to Business Banking–made the strongest showing.
"To identify such winners, our team of nine reporters and editors analyzed hundreds of companies, evaluating everything from product novelty to customer and revenue growth to leadership team diversity."
https://www.forbes.com/sites/jeffkauflin/2024/02/13/the-50-hottest-fintech-startups/?sh=4c46f25c49a7