Air Conditioning Companies in Hannibal, MO

Comprehensive list of commercial and residential air conditioning companies in Hannibal, MO offering installation, repair and maintenance services.

Business Listings

Peters Heating and Air Conditioning is a family-owned & operated firm known for superior quality and unparalleled client service. We provide a complete array of products and services, the latest technologies in energy saving systems and an uncommon level of technical expertise and professionalism. Since 1955, exceeding client expectations has been our primary focus.


Grand Oaks grew from one man and a pickup truck in 1990 to a complete-service firm with professional technicians and installers, a fleet of trucks stocked with necessary tools and parts, an office that uses a GPS dispatch system and a staff of the nicest people you would want to suit. We can service your castle, whether it's a 25,000 square foot home with a swimming pool or a small trailer.


Would you like to have your Air-Conditioner and Furnace running at peak performance every time they are used? We thought so, that is why we began providing what we call a QSA Quality Service Agreement. Twice a year an appointment is made and we'll arrive at your home to clean and adjust your Air-Conditioner and Furnace.



The owner, Rick Nipper, has been in the HVAC trade since 1976. We serve only the Lake of St. Louis, O'Fallon and St. Peters areas. We appreciate our clients and realize that word of mouth is the finest form of advertizing. O'Fallon Air supplies quality service at a very affordable price. No 2nd diagnostic charge if your system should break down within thirty days of our 1st visit.


Check with Sauer Heating and Cooling for savings, rebates, seasonal promotions, and financing. Let Sauer Heating and Cooling aid you select the finest Heating and Air Conditioning system for your home. Choose from a comprehensive line of home comfort products from gas- and oil-fired furnaces to air conditioning systems to heat pumps and air handlers every unit backed by complete buyer protection for


STAR Heating and Air Conditioning is a locally owned & operated firm with expertise in all areas of heating and air conditioning. THE FIREPLACE SHOP will assist you select the best solution for your home heating requirements. Following our expert installation, you'll enjoy comforting warmth in your home. We only sell the finest products from the finest names within the industry.


For over 80 years, J. Louis Crum Corporation has been delivering best quality heating, plumbing and air conditioning installation and service. We work primarily on industrial and commercial applications and try to focus on clients in the central Missouri area.


Home comfort is a hard thing to define. You can't see it or touch it, but we all know it when we feel it - and when we do not. You may take your air conditioning & heating system for granted, until of course, you need a new one. You may be planning to purchase a new system and you're doing some research.