philippe courtot is a serial entrepreneur and business executive. courtot is the chairman and ceo of qualys, a cloud security company based in california. he has headed the sales of three companies and led two other to their initial public offerings. courtot is a five-time ceo that has previously worked with companies such as signio and verity. in 2012, courtot launched the trustworthy internet movement, an initiative to integrate security measures into the product-making process. in 2014, courtot was included on "business insider's" list of the most powerful person in tech at every age.