Founded in 1995, Hamilton Oliver Thermal Control proudly serves the commercial and industrial HVAC industries of Toronto and the Golden Horseshoe region. Our company was built around a philosophy of excellence and dedication, and delivering our clients second to none standards of expertise and integrity. It is not easy to stand the test of time in a competitive industry, especially in the most commercially competitive region in the country, but we have done it through hard work, honorable business practices, and an unrelenting commitment to quality.