Complex sentence: Hamilton Artists Inc., founded in 1975, is also located in the downtown core on the corner of James St. N. and Cannon St. One of the oldest artist-run centres in Canada, Hamilton Artist Inc. will be celebrating its 40th anniversary in 2015.
Split into simpler sentences: Hamilton Artists Inc., founded in 1975, is also located in the downtown core on the corner of James St. N. and Cannon. It's one of the oldest artist-run centres in Canada and will be celebrating its 40th anniversary in 2015.