Ayer Oil Company A Member of the Haffner's Family

(978) 772-2031

(978) 448-6711

At Ayer Oil Co., we believe that a company is only as good as its people, and our people have made us the most trusted and respected full-service HVAC company in Ayer, MA, providing our customers with unsurpassed service each and every workday.

Ayer Oil is a family owned and operated heating oil company that has served the needs of our customers for over three generations. Our highly trained HVAC technicians and HVAC contractors are supported by a large parts inventory department, enabling us to service our customers quickly and affordably when repairs are needed.

We specialize in installing and maintaining heating, air conditioning, and indoor air filtration systems, as well as customer service, leading us to partnerships with superior companies such as Thermo Pride.

Ayer Oil Auto Delivery

Automatic Delivery

Stop staring at you oil gauge all winter and sign up for automatic delivery. We calculate when you need oil so you don’t have to check your fuel levels all the time!

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Ayer Oil Tune-Ups


Wondering what tuning up your heating equipment does for you? Not only does it save money in energy costs, but it increases your equipment's lifespan!

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Ayer Oil Equipment Upgrades

Equipment Upgrades

Ready to upgrade? New technologies can reduce your energy costs by 30% every year! Trust the professionals at Ayer Oil to professionally install your equipment today.

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