John is 4x entrepreneur. He is the founder and CEO of Cartana. Cartana is developing a platform to help small retailers transform their businesses to digital commerce. Before Cartana, John was the Chief Technology Officer of Apex Supply Chain Technologies, where he designed one of the most powerful platforms in the industrial supply chain used by 15,000+ companies and millions of users daily. Before Apex, John co-founded RM2M and was the CTO of RM2M. RM2M developed an Internet purchasing platform for Fortune 1000 companies. John held other positions as computer and mathematics faculty and senior analyst at FirstStar Bank (US Bank), where he helped launching one of the first Internet Banking systems in later 1990s. He had a Ph. D. in Mathematics from Florida State University.