High-Quality Commercial HVAC Service Available to Londonderry, NH and the Surrounding Areas

The Rob Roy Mechanical technician was professional, polite with the property manager and the tenants, knowledgeable and skilled. He found... read moreThe Rob Roy Mechanical technician was professional, polite with the property manager and the tenants, knowledgeable and skilled. He found the problem and found a way to resolve it saving us from property damage and the need to reroute pipelines. Thank you, we will definitely call on you again! read less

We've relied on rob numerous times for house repairs and he has been awesome. Quick response, professional and polite, and... read moreWe've relied on rob numerous times for house repairs and he has been awesome. Quick response, professional and polite, and doesn't over charge. Dimitry came today to fix a leak in the boiler and was fantastic. read less

Did a great job! I will be hiring them again for other work.

We have used Rob Roy Mechanical for our second time now, and we cannot say enough wonderful things about them!... read moreWe have used Rob Roy Mechanical for our second time now, and we cannot say enough wonderful things about them! The office staff are always so friendly and book us with importance & ease. The plumbers are so kind, and they always keep us informed during the whole process. They are the perfect plumbers for our old and messed up plumbing home. 😉 As long as we stay in Derry, we will continue to use them for plumbing needs. We hope that you enjoy their service just as much as we have!!! Thank you all for your wonderful expertise and kindness!!! read less

I am so thankful to have found Rob and his amazing team of professional, knowledgeable staff. I have used them... read moreI am so thankful to have found Rob and his amazing team of professional, knowledgeable staff. I have used them at my business and my home. They are multi talented and my go to people from now on. read less

This is the third time we’ve used Rob Roy Mechanical. Each time, they are friendly, professional and are always efficient... read moreThis is the third time we’ve used Rob Roy Mechanical. Each time, they are friendly, professional and are always efficient and resolve our issues. Would highly recommend Rob and Dimitri. They are excellent! read less

They installed a new water pump and pressure tank. Great price and done in 2hrs.

They were clean, neat and friendly. They used masked throughout the job and did a great job. I would hire... read moreThey were clean, neat and friendly. They used masked throughout the job and did a great job. I would hire them again. read less

Great work he knows his stuff, unlike the last few tech's that came to my house. differently call Rob you... read moreGreat work he knows his stuff, unlike the last few tech's that came to my house. differently call Rob you won't be sorry. read less