At OTD Building Supplies, we have been serving the region for 26 years, offering a broad array of products and services beyond just trim and doors. Our extensive product divisions include windows, awnings and exterior doors, deck boards, railings, and wood siding, interior doors, trims and mouldings, kitchen cabinets and bathroom vanities, and much more. Our knowledgeable staff provides sound advice and excellent customer service to both commercial contractors and retail customers. With competitive pricing and a fleet of 4 trucks for delivery, we cater to customers from all over the region, including Orillia, Huntsville, Lindsey, Collingwood, Barrie, and everywhere in-between.