Douglas Mechanical Services of Connecticut was incorporated in May of 2004 and Doug Sturtevant, co-owner, has been in the field since 1986. We are your source for quality air conditioning, heating, refrigeration, venting, and installation. Conveniently located in Berlin, but servicing all of Central Connecticut and Middlesex County Douglas Mechanical Services takes pride in providing professional, high quality, and efficient... Read More about Douglas Mechanical Services, Inc