Column is a nationally chartered bank built as a software company, offering an API-first banking backbone that enables developers and fintechs to access core payment infrastructure. The platform processes over $2 trillion in annual transaction volume and was constructed from the ground up without middleware or legacy software, with every component purpose-built for modern financial applications.
The company provides direct access to payment rails through APIs, including ACH, FedWire, real-time payments, and international wires. Column is the largest originator of real-time payments in the United States and offers card program capabilities via APIs to fintech customers. Notable clients include Brex, Mercury, Ramp, and Bilt Rewards.
Column was founded by William Hockey, co-founder of Plaid, and remains 100% founder and employee owned. The company operates profitably and serves as infrastructure for the fintech ecosystem.
