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Verified record
License not state-verified. We could not confirm a current registration in the state registry. Insurance is self-reported. Look up in the official New Hampshire registry ↗
Highlights
- Furnace tune-up — September 2025 customer says the technician explained each step
- Seen on Reddit — 25 mentions in r/newhampshire, mostly critical
Heritage Services is based on Old Derry Road in Londonderry, NH. Its one written Google review, from September 2025, came from a customer who had a furnace serviced ahead of winter: David Shepardson did the work and explained everything he did along the way. Google shows 5 stars from 2 ratings.
Heard around town
On Reddit
- Which HVAC companies have you had good and bad experiences with?May 21, 2026
“Heritage is okay 🤣 said nobody ever”
— u/Useful-Prize-8100 in r/newhampshireRead the thread ↗ - Which HVAC companies have you had good and bad experiences with?May 21, 2026
“I’ve gone behind heritage for second opinions and it’s way worse than you think.”
— u/Useful-Prize-8100 in r/newhampshireRead the thread ↗ - Which HVAC companies have you had good and bad experiences with?May 9, 2026
“Heritage is trash”
— u/Affectionate_Quiet98 in r/newhampshireRead the thread ↗ - Which HVAC companies have you had good and bad experiences with?May 8, 2026
“My son left Heritage for some of the reasons noted here.”
— u/Ric_ooooo in r/newhampshireRead the thread ↗ - Which HVAC companies have you had good and bad experiences with?May 5, 2026
“Heritage tried to upsell a new boiler for $26k, but a 2nd opinion said ours is fine.”
— u/Jestem_kisu in r/newhampshireRead the thread ↗
What does heating and cooling work cost in Greater Nashua?
Typical your area range for this kind of work, from regional averages — not a quote from Heritage Services. 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
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