StoneCo Ltd.

StoneCo provides payment processing and financial services to merchants in Brazil. They let store owners, online sellers, and other businesses accept customer payments through various methods, including credit cards, digital wallets, bank transfers, and a phone-based tap payment system called Pix. The company also offers digital banking services and credit solutions to help businesses manage cash flow. They operate under the brand names Stone, Tonstone, and Paggar.me.