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"Our LG mini split has been in and running for over a month. High 90's yesterday and today and my wife had a fleece on in the house....Two large head units that have not been shut off and my electric bill went up $50 could not be happier with the setup Stafford Oil installed for us!"
Ken L.
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Complete Commercial HVAC Services Central New Hampshire


commercial_placeholder.pngThe best heating and cooling company in Central New Hampshire is also the best commercial HVAC company in Central New Hampshire!

Manufacturers, farms, warehouses, multi-family buildings, schools, houses of worship, hospitals and businesses of all sizes trust Stafford Oil & Propane for their commercial heating and air conditioning systems.

Stafford Oil & Propane works with general contractors for new and existing properties to design, purchase, install and maintain complete HVAC systems. Our expert recommendations and buying power can often result in savings on initial installation costs as well as standard maintenance and repairs, and new high efficiency equipment can deliver substantial reductions to the property’s energy expenses.

We understand that your business needs to continue operating while undergoing HVAC repairs or installations, and do everything in our power to keep disruptions to a minimum. Our professional, manufacturer-certified technicians work quietly and discreetly, so your commercial heating or air conditioning system is installed, updated or serviced with as few interruptions to your operations as possible.

Stafford Oil & Propane is proud to provide high-quality bulk heating oil, fuels and lubricants at wholesale prices.

For new HVAC installations, updates to heating or cooling units, or annual maintenance and mechanical services for commercial buildings in Belknap Counties or neighboring towns in Grafton, Strafford and Merrimack, call or contact Stafford Oil & Propane and ask to speak with our commercial services manager.

"I have received excellent support from Stafford Oil for many years."
Eugene D.
Gilford, NH