Founded as Biltrite Lumber in 1959, Unitized Manufacturing (1997) Ltd. originally operated as a millwork shop. Within a few short years it had become a major supplier of pre-fabricated modular base camps for the Northern Ontario forestry and mining industries. 1967 saw the name changed to Unitized Manufacturing Ltd. and in the early 1970's the roof-truss manufacturing plant was purchased. Since then we have added engineered wood products. more... See more text