Endless Energy

The word that turns up again and again in Endless Energy's reviews isn't about price or speed — it's "knowledgeable." Customers calling about a mini-split repair, a failed AC system, or a dead furnace describe technicians who explain the diagnosis in plain terms before doing the work. Endless Energy is a Randolph-based HVAC, plumbing, and electrical company that describes itself as family-owned and independently run for more than 40 years, with over 80 people on staff today. Its Massachusetts HVAC license, 934-SM-B, checks out as active against the state registry. The last six months back that up: seven reviews across Google and Angi, all five stars, none negative. One customer shopped Endless Energy against two competitors after an AC system failed, picking them for competitive pricing and a sales team that was knowledgeable and responsive, then had the unit swapped out quickly and professionally. Another had a technician catch a burnt-out compressor still covered under manufacturer warranty and get it replaced at no extra cost. The broader history isn't spotless, though: its Angi page, which spans 2014 to today, includes at least one lower-rated review describing a delayed and mishandled project, and total review volume — 5 on Google, 18 on Angi — is thin for a company that says it's been around four decades. The Mitsubishi Diamond, LG Platinum, and Mass Save badges it advertises are self-reported on its own site rather than confirmed by a third party. For a routine HVAC repair or replacement, the recent pattern is solid and the license is real; it's worth asking for the warranty terms in writing before signing off on a bigger job, given the one older complaint on file.