Mike Giasullo Oil Burner Service Inc.

Mike Giasullo Oil Burner Service Inc. operates as a heating contractor in North Billerica, Massachusetts, delivering oil furnace and oil burner solutions across Middlesex County. The business maintains a perfect 5.0-star rating drawn from 488 customer reviews, reflecting consistent service quality in communities including Tewksbury, Billerica, Wilmington, and surrounding towns. As a family-owned and operated company, they focus on repair, installation, and maintenance services for oil-fired heating systems.

The company holds Roth certification as an oil tank installer, enabling them to install Roth tanks that carry a 30-year warranty protecting homeowners against tank failures. This certification distinguishes them from standard HVAC contractors who may lack specialized tank installation credentials. Their technicians bring over a decade of hands-on experience with oil burners, having diagnosed and resolved heating failures across hundreds of homes in the region.

Customers describe specific scenarios demonstrating their capabilities. One reviewer noted Mike and his team arrived the same day to replace a rusted outdoor oil tank, completing the installation without disrupting heat or hot water service. Another customer mentioned the team arrived at 8 AM to remove an aging system and install a new furnace, covering flooring to prevent damage and answering questions throughout the process. A third reviewer received a same-day response during a heating emergency and had a replacement unit operational before evening.