Square

Square, now a key business segment of the technology conglomerate Block, Inc. (formerly Square, Inc.), is a comprehensive ecosystem of hardware, software, and financial services designed to enable small and medium-sized businesses (SMBs) to accept card payments, manage operations, and access capital. The platform, which began with a simple mobile card reader in 2009, has expanded into a full-suite point-of-sale (POS) and business management solution, processing billions in gross payment volume (GPV) annually for millions of sellers globally.