Choose A Family-Owned HVAC Company Serving the Sandown, Londonderry & Windham, NH and surrounding areas

Trust our experienced technician to keep you cool

If you're in need of HVAC repair services, turn to Hyson Mechanical LLC. We're an experienced family-run HVAC company that is proud to be serving the Sandown, Londonderry & Windham, NH region and surrounding areas.

There's no reason to let your home become uncomfortable due to a faulty AC or heater when we can fix them for you pain-free. We'll even give you a free estimate and consultation on all your HVAC problems.

Is your boiler on the fritz? Reach out to our experienced technician today by calling 603-571-4822.



What services do we provide?

We’re committed to keeping you comfortable inside your home. And getting your HVAC system back to normal is our number one priority. From replacements to HVAC repair services, we can do it all. Trust our experienced technician for:

We’re here for you when those late-night emergencies take you by surprise as well. You can call your local HVAC company 24/7.

Why choose Hyson Mechanical LLC?

You don't want to trust your expensive HVAC system to just anyone. Choose us because our technician is experienced, insured and reliable when it comes to fixing HVAC units. You can expect the job to be completed in a timely manner by a personable expert. Don't let amateurs cost you more money in the long-run when you can let professionals complete the job with no issue

Don't let a faulty unit run up your heating or AC bill. Reach out to our trusted HVAC company today.

Proudly Serving

Atkinson, Auburn, Bedford, Chester, Danville, Deerfield, Derry, East Kingston, Epping, Goffstown, Hampstead, Kingston, Londonderry, Manchester, Merrimack, Nottingham, Pelham, Raymond, Windham, Rockingham County, Sandown and surrounding areas since 2021