311–315 Portage Avenue

Publication:28 August 2026

A 20-storey mixed-use development combining Stantec’s Winnipeg offices with a 160-room ALT Hotel. The project integrates a contemporary glass-and-metal addition with the preserved Tyndall stone façade of the historic 1919 Mitchell Copp Building.

Information on entity

Location	Canada\|Manitoba\|Winnipeg
Street number and name	311–315 Portage Avenue
Typologies	Commercial financial and offices\|Administration and office buildings
Project type	Transformation
Surface	200000 ft2

Themes:

Healthy cities & Society

Inclusive design

Quality objectives:

Adaptive Reuse

Keywords

Architecture

Heritage

Building reuse / Adaptative reuse

Urban Design

Individuals and organizations involved in the project

Stantec

Designers

Access profile