Scotiabank, a multinational financial services firm and the third-largest bank based in Canada, agreed to lease 140,000 square feet in Brookfield Place Calgary, the massive, 56-story, 1.4 million-square-foot office tower being developed by Brookfield Canada Office Properties in downtown Calgary, AB. The bank will occupy the 15th through 19th floors in the building, which will be the tallest in western Canada when it is completed late next year.