Founded in 1981 in Calgary, Tri Western Insulation Ltd. (Tri Western) has become one of Western Canada's major industrial thermal insulation contracting specialists. Over 30 years, Tri Western has served its long-term clients in various industries including oil & gas, petrochemical, pulp and paper, power generation, mining, forestry and construction industries throughout the Western provinces of the country.

Since its inception, Tri Western has experienced a steady pattern of growth and diversification and has earned a highly respected position in the industrial and commercial thermal insulation industry.