Tenon Limited (Tenon) is a wood product processing company. The company operates through wood products processing, marketing and distribution business. It manufactures and distributes products such as solid, clearwood mouldings and boards and appearance grade lumber; treated and primed products for outdoor use; ornate mouldings and decorative millwork products; and stair parts and exterior doorframes. Tenon supplies appearance grade lumber to a number of US moulding and millwork manufacturers. The company distributes its finished mouldings and millwork products from other suppliers. It also has operations in the US. Tenon is headquartered in Auckland, New Zealand.