From Business: Tonna Mechanical is a provider of heating, cooling and plumbing products and services. The products offered by the company include heat pumps, air exchangers, ventilators,…

From Business: In 1976, HiMEC s Rochester, Minn., facilities were consolidated into the company s present location of 40,000 square feet of office and shop space. The company provides…

"We called Tonna as our furnace stopped working. Tonna serviced us right away. The technician Jamie was extremely knowledgable and friendly. Tonna surpassed our service…"

From Business: Since the mid-1970s, Tonna Mechanical has been the only name our customers need to know for all their home and business indoor comfort needs. Thatâ??s because we have…

From Business: Specializing in commercial heating, air conditioning and refrigeration.