Verified record
Typical Greater Boston range for this kind of work, from regional averages — not a quote from ALL-TEMP SYSTEMS MECHANICAL. 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
All-Temp Systems Mechanical has been keeping Milford-area furnaces and AC units running since 1982, and the number that stands out is 720 Google ratings averaging 4.9 stars — a scale few home-service shops in Central Massachusetts reach. The company says it was founded by Robert G. Zagame, Sr. and has run since 2012 under his son, Robert G. Zagame Jr., serving Milford and dozens of surrounding towns for heating, air conditioning, and air-quality work. What shows up again and again in the reviews is speed paired with explanation: technicians who text ahead, diagnose the problem on the spot, and walk the homeowner through what they found before fixing it. One customer's oil burner started rattling on a Sunday night — booked online at 8 PM, repaired by 3 PM the next day. Another had a furnace die on a circuit board; a tech was there within the hour. The pattern holds for bigger jobs too: several 2022–2025 reviews describe full heat pump and AC system replacements — ductwork, dampers, zoning — handled by crews who cleaned up daily and explained the new equipment before leaving. Its Massachusetts HVAC contractor license (494-SM-B) is active on the state registry, and its Better Business Bureau file is an A+, accredited business. Two things are worth knowing going in. A 2026 one-star review reported a technician arriving almost six hours late — an outlier against 118 mostly five-star reviews in the same stretch, but a real account worth asking about if timing matters for your job. And in a 2018 forum post, a homeowner described getting a quote over the phone with no one coming out to look at the job first — worth confirming an in-person visit is included before you commit to a price. One more thing worth flagging: the company's site describes itself as family-owned, but industry press from 2023–2024 reported that All-Temp was acquired by Northwinds Services Group, a private-equity-backed HVAC and plumbing platform rolling up firms across the Northeast. That doesn't say anything about the quality of the work — the reviews since then read the same as before — but it's a different ownership structure than the website's framing suggests. For a routine repair, an emergency no-heat call, or a full system swap, the reviews point to a crew that shows up, explains itself, and gets it running — just confirm pricing and scheduling upfront.
“According to this [article in the Rochester Business Journal](https://rbj.net/2024/06/21/two-affiliated-rochester-hvac-firms-join-private-equity-group/) the following companies have been acquired by private equity in the last couple of years: Kennedy Mechanical Ryan Plumbing & Heating Taylor Heating & Air Conditioning Isaac Heating & Air Conditioning All-Temp Systems Mechanical Rebmann Plumbing & Air Conditioning AP Plumbing Disconcerting trend!”
“Since then, Northwinds has added three other Rochester HVAC firms: All-Temp Systems Mechanical, Rebmann Plumbing & Air Conditioning and AP Plumbing.”
“All-Temp Systems Mechanical, Inc in Milford quoted me $4,500 less $925 in rebates so $3,575. The guy didn't even come out. He just asked me a few questions on the phone and sent me an estimate. 3 estimates down, 2 to go...”
“Northwinds Services Group has acquired All-Temp Systems Mechanical, Inc., a Milford, Massachusetts HVAC company founded in 1982.”
Fast, effective, polite and thorough!
The technician named Paul arrived to my house assessed the problem that I was having, fix the problem temporarily and then prescribed the fix to the problem. Everything was done very well. He's a very professional while he was doing it. Very happy with the service
Highly responsive and team did great work
Great techs, they showed up on time and finished before they said they would be done. Boiler works great! Thank you All Temps!
Dennis showed up at the scheduled time and was professional and polite. He kept me appraised of the situation and quickly and efficiently solved my issue and had me up and running quickly. Highly recommend him and all temp!
Specializes in
Also offers
Service area
Languages
Ownership
Certified attributes are verified against the public registry. Others are the business's own statement.
2 changes recorded — last scanned Sep 8, 2026.
Careful diagnosis4.6
Verified active license3.8
Handles complex retrofits5.0
Diagnoses before replacing5.0
Fast emergency response3.4