Opayo, formerly known as Sage Pay, is a major payment provider in the UK and Ireland. It was acquired by the U.S. Bancorp subsidiary Elavon in 2020 and subsequently rebranded to Opayo. The company provides a range of payment processing services that allow businesses to accept payments online, in-store, over the phone, and via invoices. Their solutions are designed to be secure and reliable, integrating with various e-commerce platforms and accounting software to streamline transactions for merchants.