Gfi Informatique, an IT service management company, completed the acquisition of SIS, a emergency management software developer. Financial terms were not disclosed. "We are delighted to welcome SIS, the leader in its sector, to our Software Business Line. We were impressed by both the quality of the products and the management team and are convinced that we can help the company to grow significantly, especially abroad," Vincent Rouaix, Gfi Informatique Chairman and CEO.