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Devaney Energy of Newton supplies heating oil and repairs heating systems, and one recent customer wrote that its service staff corrected some pre-existing conditions no one else was able to clear. That customer also wrote that the company coordinates with Green Energy Consumers Alliance on the oil price. The company says it has been in business 25 years, and its website lists heating oil, propane, maintenance and repair, and heating and cooling equipment. Massachusetts HVAC license 7179-SM-M1, held by James M Devaney, is active on the state registry. On Google it holds 4.6 stars from 916 ratings, and its BBB grade is A+. A recent customer wrote that Christian tuned their boiler and mini-split and took the time to make sure everything was running properly. A recent reviewer thanked Rich for explaining what he had done during a yearly oil burner service. One recent customer said a technician replacing several heating system parts saved them money on future oil usage. On an emergency call, a recent customer said someone was sent within 30 minutes and the problem was fixed. In a 2026 review, a customer whose previous propane company had left the family without heat and hot water for seven days wrote that Devaney Energy arrived with two new tanks and got the furnace and hot water running; that 2026 customer singled out Dale, the tank installer. A 2025 customer wrote that Devaney, already their oil supplier, had someone out first thing on a Sunday morning to install a new tank before Thanksgiving baking. A 2024 reviewer said John Holmes answered a call about a buried tank near empty, and a Devaney truck was filling it within 30 minutes. In 2023, a customer wrote that a routine annual cleaning found a leaking oil tank and a nearly blocked exhaust, and that a Devaney employee patched the leak and addressed the exhaust. A recent customer said oil was delivered when the tank was more than half full, at a price per gallon that had increased significantly, with no clear communication before the delivery. A 2026 customer with Devaney since 2018 said an automatic fill came at $6.45 a gallon when the tank was not even half empty, and a call to ask why got no clear explanation. A 2026 reviewer on automatic fill-ups said a 192-gallon fill came at $5.36 a gallon, the company offered $50 off the nearly $1050 bill, and a question about service brought an offer of a monthly plan over $200 a month. A recent reviewer looking to change propane companies said John promised to get back to them about a pre-buy and never did, even after a follow-up text and a call. A recent customer called an annual tune-up neat but found the cost of a replacement pressure release valve quite high. A 2026 reviewer said a new HVAC system had made a loud tapping and buzzing noise for months, multiple technicians had not figured it out, and they were told to wait until spring; that 2026 reviewer overheard one technician say something along the lines of it not being installed properly. A 2026 reviewer said they paid 400 dollars a year for a burner service package for three years without any work performed, and that a furnace and hot water heater Devaney installed had a third problem within a year and a half, leaving the house with no heat. That 2026 reviewer wrote that the company agreed to send someone, then said it would not unless they paid for the service package and signed back up for automatic delivery. A 2026 reviewer, a customer for over 30 years, said a furnace that was working when they came out was broken when they left, and the next person put in wrong parts. A 2025 reviewer called the company rude to speak with, said it charges outrageous fees even with a contract, and said a burner maintenance call placed in October meant waiting until mid February. A 2024 reviewer wrote that their tenant's oil delivery went to the wrong unit, causing loss of heat and frozen pipes, and that the case was pending in small claims court.
“Im thinking of just switching to Tankfarm (they claim no rental, install, or hazmat fees) or Devaney energy.”
“If you can get out of using Devaney, try Phil’s Propane in Tiverton.”
“Is it possible that Devaney paid for the tanks or other infrastructure that they are recouping their costs on now?”
“the development has a contract with Devaney Energy. We're in a new build, and we've checked for gas leaks and other issues but haven't found any. Since we moved in, during the winter our propane bill from Devaney is $800-$900 every 6 weeks or so.”
“I've no idea if they are the cheapest but they are reliable and I've gotten furnace service when I needed it.”
Great experience! Heather is knowledgeable, efficient and very personable!
Great Service, punctual service and clear communication.
Very efficient service.
I called with an emergency and they sent someone within 30 minutes. Problem fixed! Reliable and quick.
Had yearly oil burner serviced recently by Rich. I want to give a shoutout to him for spending the time to explain what he had done to keep the burner up to speed. Very professional and knowledgeable. I appreciate the exceptional service. Jim B
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Certified attributes are verified against the public registry. Others are the business's own statement.
3 changes recorded — last scanned Oct 7, 2026.
Typical Greater Boston range for this kind of work, from regional averages — not a quote from Devaney Energy. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$5,000 – $11,400
Typical HVAC project around $8,200
Decades-long customers5.0