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Air Design Services, Inc. is a Nashua HVAC company with an active New Hampshire HVAC license and BBB accreditation. It provides heating and air-conditioning services, including Carrier installation, repair, and maintenance. Google shows 4.2 stars from 6 ratings. Customers praised clear communication, honest diagnosis, competitive all-inclusive quotes, and avoiding unnecessary repairs. Before booking, confirm the exact scope, equipment, warranty, and maintenance terms. The available public feedback is small but consistently positive.
“Air Design Services, Inc. specializes in Carrier HVAC installation, repair, and maintenance.”
“# Air Design Services, Inc. ... 39 Brinton Dr ... Nashua, NH 03064 ... (603) 883-7197 ... ## Contractor Type ... * **Heating and Cooling and all related services”
“### Air Design Services, Inc. ... https://naicslist.com/company-profile/air-design-services-inc-nashua-nh-03064 39 Brinton DrNashua, NH 03064 ... 4.69 mi”
Every once in a while, you come across a company that communicates clearly and honestly—no gimmicks, no sales pitch. This is that company! I did my homework, bringing in a few other companies for quotes on a complete furnace and air conditioning package. Let’s just say I learned a lot in the process. Unlike the others who tried to “sell” me, the owner of this company assessed the situation, provided a straightforward, all-inclusive quote (which was lower than the rest), and earned my trust. After the installation, I was amazed at the amount of work involved—far more than I had anticipated. Yet, everything was done meticulously, with top-of-the-line equipment and first-class workmanship. The all-inclusive quote, truly covered everything. I highly recommend working with this company. They deliver exactly what they promise—no surprises, just quality service.
These guys saved me thousands with their honesty when another company was going to charge me for a repair I didn’t need . Definitely my new hvac company.
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1 change recorded — last scanned Sep 14, 2026.
Typical New Hampshire range for this kind of work, from regional averages — not a quote from Air Design Services, Inc.. Use it to sanity-check bids, then get the real number in writing.
Estimated range
$4,700 – $10,700
Typical HVAC project around $7,700
Neat installations5.0
Heating upgrades5.0
Same-day or next-day fixes for AC and hot-water failures4.8
A two-day boiler install4.7
Same-day repairs4.1
36 years in businessNot yet rated
Careful window replacement3.6
Active NH license2.5
Service visits in Spanish4.1