Square | Company Profile - Revenue, Headcount, Tech Stack, Contacts

Square, part of Block, Inc., is a prominent American technology and financial services company founded in 2009 by Jack Dorsey and Jim McKelvey. It began with the invention of the first mobile card reader, allowing small businesses and solo entrepreneurs to accept credit card payments easily and affordably.

Its primary offering, a payment processing platform, enables merchants to securely accept card payments through mobile devices and dedicated hardware. Serving over four million sellers across eight countries, Square processes billions of transactions each year. Beyond payment processing, its products include Point of Sale systems, business loans through Square Capital, payroll services, customer engagement tools, e-commerce solutions, and the widely used Cash App for peer-to-peer payments. The platform supports businesses of all sizes, helping them manage operations, engage with customers, and succeed in the digital economy.