Bringing integrity through transparency to the world of contracting in the Niagara Region. From window and door installation to complete residential construction and everything in between, Integra has the resources and ability to complete each project with outstanding quality of workmanship. We are committed to serving all areas in Niagara: St. Catharines, Niagara on the Lake, Niagara Falls, Grimsby, Fort Erie, Ridgeway, Crystal Beach, Stevensville, Welland, and Port Colborne.