I have a short list here, which I prepared just in case you asked for some examples.
In New Brunswick, there's the CenterBeam Place, which is half of a corner of a.... It's really a block of buildings downtown. In the same province we have the Hartt Boot and Shoe Factory, an old factory that was refurbished for commercial use.
We have in Trois-Rivières, Quebec, La Fabrique.
That was an old site that was converted into a commercial space with several owners.
Parkdale Fire Station No. 11, here in Ottawa, used to be a fire station but is now a school. They teach cooking.
We contributed to Gooderham and Worts in Toronto.