Phone (519) 748-1160  Fax (519) 748-5835

About Hallman & Dittmer Heating and Air Conditioning Inc.

Hallman & Dittmer Heating and Air Conditioning Inc. is a Canadian Corporation, based in Kitchener Ontario, locally owned and operated by Dave Hallman and Dwight Dittmer. Established in 1991, the company has earned a solid reputation as a premier heating and air conditioning contractor through years of faithful and dedicated service to the residents of Kitchener, Cambridge, Waterloo Region, Woodstock, Wellesley and surrounding areas.


We are your Kitchener, Cambridge, Waterloo and Woodstock  Ontario heating, air conditioning and central air contractor! We also provide sales and service to Wellesley, Wilmot, St. Agatha, New Hamburg, New Dundee, Plattsville, Bright, Innerkip, Ayr, Blandford-Blenheim, North Dumfries and Bloomingdale.


Our Professional Standards


In an ever changing and highly competitive market where often basic business ethics and values are overlooked or forgotten, Hallman & Dittmer Heating and Air Conditioning continues to set the mark for product quality, honesty and integrity within the HVAC industry.


Independently Owned and Operated


We are a 100 percent independently owned, fully licensed and insured heating and air conditioning contractor and are not owned by a larger corporation, a multi-national conglomerate or franchise operation. We set the standard of quality and professionalism, and we maintain it.


We Are Fully Licensed and Insured


All of our employees are covered under Workers Compensation Insurance and we carry full General Liability Insurance to provide you peace of mind, knowing the people on your property are not a liability to you in any way.


We Are An Authorized Trane Dealer


Hallman & Dittmer Heating and Air Conditioning Inc. are an authorized Trane Dealer and have been for many, many years. This provides our clients and customers with  peace of mind knowing that they have access to the very best HVAC products on the market, the latest technology available in heating, air conditioning, indoor environment design, indoor air quality- all backed by Trane, the industry leader in HVAC products.  

Hallman & Dittmer Heating and Air Conditioning


  If you are looking for a Kitchener, Cambridge, Waterloo, or Woodstock Ontario heating contractor- Call us!


Hallman & Dittmer Heating and Air Conditioning services and offers free estimates for new furnaces, central air conditioning systems, gas fireplaces, indoor air quality systems within the area shown below. If you need a central air system, high efficiency furnace, high efficiency central air conditioning system,  furnace contractor or central air contractor please do not hesitate to contact us.