Our mission at KP Building Products Ltd. is to offer you the most energy efficient products on the market to help you save on energy costs now and for years to come. Our dedicated team is continually looking for new technologies to make our windows and doors even more energy efficient and environmentally friendly. By choosing our products, you are making a decision that will have a positive impact on the environment by reducing your carbon footprint and supporting a company that is dedicated to being environmentally responsible. In 2014, KP Building Products Ltd., one of the largest manufacturers of construction materials in Canada, purchased substantially all of the assets of Farley Group Inc. KP Building Products is a privately owned and operated company with eighteen manufacturing plants and 2200 employees throughout North America.