William is Director of Commercialization at Visa, responsible for Token ID. He was Director of Integrated Payments at Paya, and spearheaded sales at Sift, Worldpay, Bank of America Merchant Services, Bill.com, and Vantiv. He was an early employee and Director at Bill.com prior to its IPO. He is a thought leader in payments, commerce solutions, SaaS, and machine learning for financial services.