A.J. LeBlanc News, Updates, and Announcements
What's happening at A.J. LeBlanc Heating, plus updates from the field.
You may already know A.J. LeBlanc Heating for heating, cooling, plumbing, or electrical work. We can help with your home's water, too. Our water treatment and…
Thank you, Southern New Hampshire! A.J. LeBlanc Heating has earned four awards in the 2026 Best of the 603: Gold in Electrician, Heat & Air Company, and…
Most homeowners don't spend much time thinking about who owns the company working on their heating system or installing their air conditioning. You call, they…
In 2026, the readers of the New Hampshire Union Leader voted A.J. LeBlanc Heating the winner in four Readers' Choice categories: Best HVAC Contractor, Best…
An HVAC maintenance plan is an arrangement with a contractor that covers the regular tune-ups your heating and cooling equipment needs, usually in exchange for…
How to Prevent No-Heat Calls and Frozen Pipes When temperatures drop fast in New Hampshire, heating systems run longer, fuel deliveries get tighter, and small…
In 2025, A.J. LeBlanc Heating was once again recognized by our community in the Union Leader Readers' Choice Awards. We were voted Best HVAC Company, Best…
In 2025, A.J. LeBlanc Heating was once again voted Best of The 603 by Manchester Radio Group listeners. This marks the fifth consecutive year we have been…
A.J. LeBlanc Heating is a Bosch Platinum Dealer, the highest-tier dealer designation Bosch Home Comfort offers. The Platinum designation reflects sustained…
The first energy upgrade should address the cause of the home's waste or comfort problem. In some homes that is air sealing or insulation. In others it is…
Get to know A.J. LeBlanc Heating
Learn how our fourth-generation family business serves Southern New Hampshire.
Southern NH Communities We Serve
Free estimates and prompt service across Southern New Hampshire. Find your town for local details, or call 603-623-0412.
Get in Touch
Fill out the form and we'll get back to you. Usually the same business day. For emergencies, call us directly.
Contact Information
Mon-Fri: 8am-4:30pm
Evenings & Weekends: Emergency Service
24/7 Emergency Service
No heat? No hot water? Call 603-623-0412 any time.