 The aerospace industry has an increasing significance in the regional economy, through engine manufacturer Pratt and Whitney Canada, and IMP Aerospace, as well as the increasing passenger and cargo traffic at Halifax International Airport.With the largest population centre in Atlantic Canada and a geographically central location in Nova Scotia, HRM has witnessed a transformation in its economy during recent decades with the growth of the service sector.The historic home to the Bank of Nova Scotia (branch #1 is located there), the municipality has received an influx of banking and financial service-related employment in recent years.