Featured Projects
We
Build
Futures.
A practice rooted in modernism, pushing boundaries of form and function across cities and communities.
Ideas & insights
Garden Suite or Laneway Suite: Which Fits Your Toronto Lot? (2026)
The rules for both suite types changed in 2024 and again in 2025. Here’s what’s actually permitted on your property in 2026, and the one question that decides which suite type you’re building.
#Altared: A New Café and Performance Venue in the Glebe
25:8 has completed a compact corner space in Ottawa’s Glebe neighbourhood that runs as a café by day and a performance venue by night, built around one custom system of movable furniture.
How Much Does It Cost to Hire an Architect in Ottawa?
A plain answer to the question every homeowner and developer asks before the first sketch gets drawn, written by a studio that quotes these fees every week.
Sustainable Residential Architecture in Ottawa for 2026
Ottawa winters are not gentle. Anyone who’s lived through January in this city knows what a poorly built house feels like from the inside.
Our Story
25:8 Architecture + Urban Design is a bespoke architectural studio based in Ottawa, Ontario, Canada, specializing in affordable residential design, institutional architecture, and civic planning solutions.
Book a ConsultationDiscovery
Understanding your goals, challenges, and opportunities.
Strategy
Shaping a vision through research and design thinking.
Execution
Turning strategy into bold, effective solutions.