Posted on: June 9, 2023 Last updated on: February 14, 2024 John Sall Net Worth, Age, Family & Biography $460B Real Time Net Worth #438 in the world today About John Sall John P. Sall is a computer software developer and American billionaire who co-founded SAS Institute and developed the JMP statistical software. Sall received degrees in history, economics, and statistics… Continue reading…