PROJECTS 1620 Main St. E. PROJECTS 1120 Ossington PROJECTS YW KW Transitional Housing PROJECTS Earth Sciences & Chemistry Building Third Floor Renovation PROJECTS The Joyce Centre For Partnership & Innovation News mcCallumSather Joins Ground Blessing for Lakehead University’s New Veterinary Facility mcCallumSather releases a 10-minute video on the vision, process, and impact of 1620 Main St. E. mcCallumSather Designs Henry’s On James, a New Supper Club from The Other Bird in Hamilton Marco Chiodo Advances to Intermediate Technologist A new model for affordable, sustainable housing: the story behind 1620 Main St. E. 1620 Main St. E. has received the Third Award in the ReThinking the Future Awards In Canada's housing crisis, are modular homes a cheaper and faster solution? - CBC 2025 Joanne McCallum Sustainable Catalyst Award Presented to Mary Georgious New hospital in Grimsby, Ont. to open in October - CBC News Prefabrication, Mass Timber, and Sustainable Construction - "Real Estate Development Insights" Podcast Feature About mcCallumSather is a Canadian-owned, multi-disciplinary team offering architecture, mechanical engineering and interior design. Careers Explore career opportunities in architecture, mechanical engineering and interior design. Latest Projects 60 Bowden Gakina Awesiinyag Henry's on James 1620 Main St. E. 1120 Ossington 215 Wellesley St. 60 Caledon St. Southwest Community Branch Keaton's House 412 Barton Case Study The Future of Lab Design Case Study A New Net-Zero Standard Case Study Data-Driven Design: A Proven Study