Grandor Lumber has a large supply of Ottawa Mouldings and has served the Ottawa construction market for many years. Grandor Lumber has become Ottawa's go to Ottawa moulding supplier. Our Products Include: Ottawa Moulding and interior finishings set the stage for the style throughout the home. Since 1926, we’ve helped transform spaces with exquisitely crafted architectural trim. Ottawa Mouldings is a company with roots dating back to 1912 and is a part of the Alpa Lumber Group. We are committed to providing you with prompt service, excellent quality and highly competitive prices. Grandor Lumber Ottawa Moulding is a leading moulding manufacturer and distributor of wood and wood composite mouldings in North America & the world.