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. That’s because we have continually provided the finest heating, air conditioning, ventilation, refrigeration, water conditioning and plumbing services.
A locally owned and operated business, our service area encompasses most of Southeast Minnesota, including Rochester, Mankato and the Minneapolis/St. Paul metropolitan areas. From residential homes to businesses, the team at Tonna Mechanical will always go further, work harder and do more to ensure your complete satisfaction, safety and comfort. You have our word on that.