Design Professional Engineering Inc. is an engineering firm serving the entire GTA. The company holds a Certificate of Authorization from Professional Engineers Ontario. We provide structural engineering services for residential, industrial, and commercial buildings. Our team of experienced professionals also prepares Architectural, HVAC, Plumbing, Electrical, Preliminary Grading, Landscaping, Fire Alarm System, and AutoTurn drawings, as well as Site Plan and Zoning documentation—everything required to obtain your city permit as a complete package. We offer competitive pricing to ensure the satisfaction of all our clients.