86 Nashua Rd #1279,

Londonderry, NH 03053


Give us a call/text

Mon-Fri 8 a.m. - 8 p.m. EST
Sat-Sun 9 a.m. - 5 p.m. EST

Allenstown, NH

Londonderry, NH and the Surrounding Areas

Work With A Professional HVAC Technician in the Allenstown, NH Area

Is your furnace broken? Do you need professional assistance from a plumber? Hire an experienced HVAC technician from our team at Rob Roy Mechanical Corp! We are an HVAC company with over 17 years of experience offering quality services to our customers in the Allenstown, NH area. We guide our work with honesty and integrity and we stay up to date with the latest trends so we can continue to educate our technicians. Whether you need furnace repair or commercial HVAC services, we are here to help you!

Find Out What Our Professionals Can Do for You

At Rob Roy Mechanical Corp, we take the time to understand your needs. We can assist you with the following services:


  • Plumbing: If you need assistance with water heater work,  and drain cleaning, our contractors can help you right away. 
  • Heating: We offer furnace repair and boiler installations so you won’t be too cold for the winter.
  • Air Conditioning: Enjoy a cool home during hot summers with our AC repair and installation services.
  • Air Quality: Improving your indoor air quality will help you keep your home contaminant-free.
  • Smart Homes: The future is here, so enjoy all the benefits of smart home devices! We can handle smart thermostat installation and more to make your life easier.
  • Commercial Services: As a business owner, you want your clients and employees to be comfortable all the time. Hire our commercial HVAC services now!

Be Comfortable All Year Round

If you are looking for an experienced and skilled HVAC technician in the Allenstown, NH area, don’t hesitate to contact our crew at Rob Roy Mechanical Corp! Call us today and request a free estimate. We work diligently to ensure every job is handled correctly.

Our Reviews

Charity Frost Avatar
Charity Frost
Rob and team are fantastic. Don’t know what I’d do without him.
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Melissa White Avatar
Melissa White
My son broke our thermostat and we needed it replaced immediately I was able to contact the company and got somebody out the very next day to come fix it. The technician was on time fast and he even took the time to show me how the new thermostat works!!
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Doreen Szmyt Avatar
Doreen Szmyt
Always good and prompt service
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Joe Ricci Avatar
Joe Ricci
Very knowledgeable, an clean
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