Lecat studied engineering in France at ENPC. He also holds a research master’s degree in Cognitive Science from Paris Diderot University. After completing his education he joined a job in the stock market. He built automatic stock picking models.
In 1994, together with Olivier Dauchot and Olivier Lemarié, Jerome founded Internet-Way, an ISP focused on the enterprise market. Three years later it was sold to UUNET.
In 2001, Jerome became Chairman of the Board of Data Center Technology (DCT), a Belgium based start-up which developed a unique Content Addressable Storage (CAS) technology, especially for the backup market. In 2003, he founded Bizanga, an email Message transfer agent for service providers.
He sold Bizanga to Cloudmark in 2010. Jerome and his colleagues Giorgio Regni, Daniel Binsfeld, Serge Dugas, and Brad King founded Scality in 2009. Jerome supported En Marche and Macron presidential campaign since April 2016.
In November 2011 Jerome unveiled a private Cloud Storage for capacity larger than 100 TB.
Jerome lives in Mill Valley with his wife Anna who is also an entrepreneur. Together Anna and Jérôme created the Sugar Foundation to support artists, teachers, and entrepreneurs.