Robert Rouleau, AIA Managing Principal SIGMA7 design group Mr. Rouleau, a founding member of SIGMA7, an integrated Architectural and Engineering firm with expertise and targeted focus on technology driven projects. The development, construction, renovation and upgrade of Mission Critical Facilities represent the core of our practice. SIGMA7 has designed, managed and implemented more than $2.5 Billion of project construction cost in the last decade. SIGMA7 develops and implements unique solutions in order to resolve the problems and challenges of our clients, many listed within Fortune 500. We take great pride in our ability to provide comprehensive end-to-end solutions from planning through start-up, Cx, and integrated testing.