Architectural Conservancy of Ontario (ACO)

Upcoming Events

2025 ACO Heritage Awards

16 Oktober @ 21 Old Mill Rd

About

Through advocacy and direct action, Architectural Conservancy of Ontario (ACO) has been involved in preserving Ontario's architectural and environmental heritage since 1933 by helping communities and owners preserve buildings and structures of architectural merit, and places of natural beauty or interest.ACO is a charitable organization operating through a network of autonomous local branches in communities across Ontario, linked by a small co-ordinating office in Toronto, and governed by its Executive and Provincial Council.