Banner is the Operating System for Commercial Real Estate teams / Banner is the operating system for real estate teams. From building acquisition to disposition, Banner moves all communications, workflows, spreadsheets, and file-sharing into one system. With Banner, customers automate away 80%+ of their administrative work, saving up to 10% on project costs. The company is founded by Mark Murphy who formerly worked in RE finance, along with Kunal Chaudhary and Eric Gao, both UC Berkeley EECS alums.