Renovated and expanded, the theater returns to its place among Canada’s most historic and celebrated venues
For over 127 years, Massey Hall has been a temple of music, a concert stage, and a cultural landmark for all of Canada. KPMB Architects recently revitalized the venue with an extensive restoration and modernization project that has retained the historic hall’s identity. The project demonstrates how restoration can be both an act of preservation and a radically contemporary statement.

Led by founding partner Marianne McKenna with founding principal Chris Couse and senior associate Graham Baxter, the project returns Massey Hall to the center of Toronto’s cultural and social life. The mandate was straightforward: preserve the qualities that make the hall unique – its intimacy, acoustics, and character – while adding new amenities to meet the needs of 21st century artists and audiences.
The lengthy design process, which involved GBCA Architects as heritage consultants, addressed every aspect of the building – from full renovation of the historic exterior and interiors to the addition of a tower that houses performance and support spaces. The completed complex has been named the Allied Music Centre. A series of outdoor passerelles – suspended glass walkways – is among the project’s most distinctive and innovative features. Cantilevered above the sidewalks and supported by a steel truss concealed in the roof structure, they transform the approach to the hall by linking the new amenities and providing a barrier-free route to the Balcony and Gallery levels, which were previously difficult to access. The glass walkway over Victoria Street, in particular, animates the streetscape while keeping the historic envelope visible and offering new views of the city.
The renovation of the interiors was conducted with meticulous attention to historic detail. The original ceiling, cast iron columns, and the wood-paneled balcony balusters were preserved, highlighted, and integrated with essential technological and infrastructure upgrades to meet current standards. Working with acoustics consultants Sound Space Vision, KPMB fully overhauled the audio and lighting systems, improving stage acoustics and reinforcing the dialogue between space and music.

The reconfiguration of the auditorium was a key element of the project. In collaboration with integrated theater consultants Charcoalblue, the architects designed bespoke seating solutions that redefine the audience experience. An automated seating storage system – the first of its kind – allows the orchestra level to be cleared for standing attendance, while a new parterre level encircling the orchestra increases the auditorium’s flexibility. For the first time in its history, Massey Hall can host standing audiences, making it possible to present a broader, more contemporary range of performances.
Amenity spaces were also reimagined. The historic Centuries bar – a public favorite – has been transformed into a warm, welcoming lounge equipped with state-of-the-art audio and lighting for hosting intimate performances and informal after-show gatherings. The space reinforces Massey Hall’s role not just as a concert hall but as a cultural hub.
During construction, the architects’ painstaking approach uncovered historic elements that had been hidden or altered over time, including decorative plaster ceilings, wood choir paneling, original lighting, and previously boarded-up stained glass windows. The material palette of the interiors – a layering of the original Moorish style and art deco accents – was recalibrated to reintegrate these windows, restoring depth and authenticity to the spatial experience.
«The revitalization of Massey Hall required a strategic balance of restoring beloved heritage details while making contemporary improvements,” said Marianne McKenna. “It’s still the same Massey Hall we know and love, now updated so that it can continue to be enjoyed for generations to come.».
Massey Hall has done more than survive the passage of time – it has transcended it, confirming architecture’s role as a means of uniting memory, innovation, and culture.



Location: Toronto, Ontario, Canada
Completion: 2024
Client: The Corporation of Massey Hall and Roy Thomson Hall
Architect and interior designer: KPMB Architects
Gross Floor Area Massey Hall: 1,486 m2
Gross Floor Area Allied Music Centre tower: 11,520 m2
Design Team: Marianne McKenna, Chris Couse, Graham Baxter, Matthew Wilson, Carolyn Lee, Clementine Chang, Nic Green, Klaudia Lengyel, Meika McCunn, Andrea Macaroun, Ramin Yamin, Ping Pai, Victor Garzon, David Poloway, Mahtab Gashghaii, Geoffrey Turnbull, Nonna Shabanova, Arian Hussainzada, Danielle Whitely, Gill Baldwin, Ramon Janer, Shivathmikha Kumar, Ali Salama, Amal Dirie, Olivia Di Felice, Andrew Barat, Victoria Ngai, Charmaine Candelario Lazaga
Consultants:
Heritage: GBCA Architects
Structural and building envelope: Entuitive
Mechanical: The Mitchell Partnership
Electrical, security and IT: Crossey Engineering
Civil engineering: WSP
Acoustic: Sound Space Vision
Lighting design: Martin Conboy Lighting Design
Fire Protection: LRI
Landscape: NAK Design Group
Cost Estimator and project manager: Turner & Townsend
All images courtesy of KPMB Architects
Cover image by Salina Kassam, courtesy of KPMB Architects