SR+A is a structural engineering consulting firm based in Chicago, IL specializing in the design of high rise buildings and other complex structures. The firm's founding partners (Viral Shah, Patrick Ragan, + Chris Arjona) bring over 50 years of combined experience leading the design of acclaimed structures in Chicago and around the world. We believe the structural engineer plays a crucial role in supporting the architectural vision of a project with cost-effective designs. We emphasize this role in every step of our design services from initial concepts all the way through to topping off of the structure.