Ramp CEO Eric Glyman has helped build one of fintech’s fastest-growing startups — hitting $1 billion in annualized revenue, serving 45,000 businesses, and soaring to a $22.5 billion valuation in just 2,367 days. In this episode of Fortune 500: Titans and Disruptors of Industry, he sits down with Fortune’s Editor-in-Chief Alyson Shontell to break down Ramp’s meteoric rise, the business model flipping corporate cards on their head, and why he believes speed and focus are the keys to scaling.

AI is rewriting the rules of business — and Accenture CEO Julie Sweet says reinvention is the only way Fortune 500s will survive. In the debut episode of Fortune 500: Titans and Disruptors of Industry, Sweet sits down with Fortune’s Editor-in-Chief Alyson Shontell to reveal how she’s nearly doubled Accenture’s value, grown its workforce to 770,000, and kept the company thriving through disruption.