TOP RENOVATION SERVICES PROVIDERS IN TORONTO Design and Consulting Service fees: Choosing an interior designer or architect can insert on the cost but often brings about a more customised and professionally executed challenge. Design expenses may vary greatly but normally range from ten% to 20% of the full renovation cost. https://directoryquick.com/listings12796079/home-renovation-in-toronto-city-of-toronto-home-renovation-permits-for-dummies