Like the newspaper tycoons of the 20th century and the weather-mages of the 1800s, big data rules today's business marketplace. But it can be hard to understand how customers and potential customers are interacting with a company's online presence—and how to optimize that interaction. That's where Datum Fora comes in. Founded by an entrepreneur and IT expert with a hands-on understanding of app design, database architecture, and cloud strategies, Datum Fora offers such services as fraud detection, spam filtering, and predictive analytics.