Marc Fleury is currently the founder and president of JBoss Inc™, the industry's largest open source Java software provider. Based in Atlanta, JBoss Inc. has instituted the Professional Open Source™ model whereby open source Java products are supported by the actual core development teams. A graduate of France's Ecole Polytechnique, and an ex-Lieutenant in the French paratroopers, Marc received a Masters in Theoretical Physics from the Ecole Nationale Superieure rue d'Ulm and a PhD in Physics from Ecole Polytechnique for experimental work he did as a visiting scientist at MIT's Research Lab of Electronics.

Marc began his professional career at Sun Microsystems France in sales before transitioning to engineering, where he worked in SAP development for Sun in Silicon Valley. Shortly after leaving Sun to work as an independent software contractor, Marc started the JBoss open source Java Application Server project.