a family owned company you can trust since 1941

For over 75 years, Andy's Oil Service Inc. as been offering the highest level of service and satisfaction available in the industry. We pride ourselves on our principles of being up front and honest. Our most valuable assets are our people, personalized service, and attention to detail. In support of this principle, we maintain an open line of communication with you to ensure that our performance meets or exceeds your expectations. 

Andy's is a full-service company, installing and servicing all major brands of Heating and Air Conditioning equipment for commercial and residential applications. .

competitive honest rates

Andy's has been in the business for over 75 years and we've been lucky enough to learn a thing or two over those years. We've even worked hard to  make sure that our staff knows the most up-to-date information about all of your heating and cooling needs. Keeping you cool and warm is our goal! .

overheating? don't worry... We'll keep you cool!

From heat waves during the summer to cold snaps during the winter. Playing in the snow or sun is much more enjoyable when you know you have a warm or cool home to go to.

Residential and Commercial Air Conditioning & heating Installation, Repair, and Service

Andy's Oil Service Inc. is a name that has been synonymous with quality and progress in the field of household and commercial heating and air conditioning for over 75 years. Founded in 1941 in Waterbury Connecticut, we are a company built on tradition while remaining on the cutting edge of technology. Many residential and commercial customers have relied on our services to keep their homes and businesses comfortable during the cold New England winters and cool in the humid summer days.