About Mick's Plumbing & Heating Founded by Michael A Late in 1991, Mick's has 25 years of experience in the Plumbing, Heating, Air Conditioning and Refrigeration industry. With over 40 team members and growing, Mick's proudly services the Maryland counties of Carroll, Frederick, Montgomery, Prince Georges and Washington as well as the Pennsylvania counties of Adams and Franklin. And now home of the Harry & Edith Show, our trucks are the most well known in the area! Not only are we proud to install top quality products such as Trane and Mitsubishi, Mick's team features a group with a vast amount of experience! Our team ranges from Journeyman & Apprentice Plumbers, HVAC Techs, Brazing Certified and Equipment-Certified Operators.