Serving the Boston, MA metropolitan area and surrounding cities | 617-202-8259

Facebook Mario's Oil | Home Heating and Cooling | Everett, MA
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Hablamos Español

Mario's Oil is a bilingual enterprise. We can address all your questions and concerns in English or Spanish!


Sí necesita ud. hablar con alguien en Español, simplemente llámenos al 617-202-8259.


Whether it's a cold winter or a hot summer, you can rely on us with your home services.


Get a new HVAC system installed or let our professionals service your current set up.

Heating and cooling services

Don't overpay for your home heating, cooling, and ventilation services. You will always get competitive rates on your labor and products with us.


We have offered reliable HVAC services for almost 10 years.

Save money this winter

Year-round comfort

Competitive pricing

We Offer:

  • Excellent customer service

  • 24/7 Emergency service

  • Dependable worry free automatic delivery account (no extra charge)

  • Will call account

  • Free estimate on new heating systems and oil tanks

  • Complete installation and service for: Oil boilers, furnaces, water heaters, and central air

  • Smart Pay/ Budget Plan

  • Discount Pre-Buy

  • Referral-Reward Program



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We service the following cities and towns: Greater Boston , Chelsea ,Everett, Malden , Medford, Melrose, Stoneham , Revere, Arlington, Belmont, Weston, Lexington, Lynnfield, Andover, Beverly, Wakefield, Salem, Peabody, Lynn, Swampscott, Marblehead, Waltham, Newton, Dedham, Westwood, Norwood, Walpole, Canton, Randolph, Avon, Brockton, Stoughton, Abington, Weymouth, Braintree, Framingham, Natick, Ashland, and Millis.


If your city or town is not on the list , please call us and we will do our best to serve you!

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