Making Sustainable Architecture

WELCOME to MSA, a leading interdisciplinary design firm based in Hamilton, Ontario. Our focus on Sustainability drives the work we do – so that our integrated approach not only inspires efficiency in architecture, interior and engineering design, but sparks innovation.
Under the overarching umbrella of sustainability, our focus lies within the spheres of Healthcare/ Research, Institutional, Commercial, Multi-Unit  Residential and Industrial/ Transit projects. We fluidly navigate between renovation and new construction projects that spans a broad range of scales from the relatively small to the very large. 

Recent News


The Connolly builds a new history for downtown Hamilton

In Hamilton’s historic downtown core, a crumbling religious landmark will become a contemporary sanctuary with retail space for the public and recreational amenities for residents in private suites above.


McCallum Sather + McMaster University: An Award-Winning Team

McCallum Sather was recently recognized with three awards by the Hamilton-Burlington Society of Architects (HBSA), including two for McMaster University projects. The award winners were announced at the HBSA Celebrate 2014 Gala on November 27, 2014.  

Community Talk


Dundas Museum & Archives: A Museum Runs Through It

... Dundas Museum and Archives, inside and out, is a magnificent achievement with its articulation of new and old, its light-friendly geometry, its fluid harmonies of glass, brick, wood and other materials ...


MSA designs one-of-a-kind facility

The McMaster Institute for Music and the Mind is the first project of its kind in the world. A unique collaboration between engineer and architect, the 12,000-square-foot state-of-the-art facility was built as an addition atop the Psychology Building at McMaster University in Hamilton, Ontario.

Get In Touch

McCallum Sather Architects Inc.
157 Catharine Street N.
Hamilton ON L8L 4S4

Tel: 905.526.6700
Fax: 905.526.0906


View a list of our awards here.