Denommee Plumbing & Heating

Our licensed plumbers handle residential and commercial repairs, from leaky faucets to complex system installations. We specialize in drainage, gas piping, and medical gas systems, ensuring compliance and durability. With rapid response times and transparent pricing, we minimize disruptions while maintaining safety and efficiency standards.

We design and install residential and commercial HVAC systems, including rooftop units, boilers, and energy-efficient heat pumps. Our team ensures optimal performance through precise ducting and ventilation solutions. Regular maintenance and upgrades reduce energy costs while extending system longevity for homeowners and businesses.

From residential wiring to commercial electrical installations, we provide safe, code-compliant solutions for lighting, networking, and power systems. Our services include panel upgrades, EV charger installations, and emergency repairs. Licensed technicians prioritize reliability and future-proof infrastructure for evolving needs.

We deliver large-scale commercial plumbing projects, including process piping, cast iron pipefitting, and backflow device replacements. Our expertise spans data centers, hotels, and industrial facilities, ensuring systems meet regulatory standards. Custom design-build options and preventive maintenance plans reduce downtime for businesses.

Available 24/7, our emergency team addresses urgent plumbing, HVAC, and electrical failures. Rapid response minimizes damage from burst pipes, heating failures, or electrical outages. Transparent communication and immediate solutions restore functionality for residential and commercial clients during critical situations.

We provide residential and commercial services across Massachusetts and Southern New Hampshire, including Tyngsborough, Burlington, and Hooksett.

Yes, our 24/7 emergency repair team responds to urgent plumbing, HVAC, and electrical issues day or night.

All our technicians hold state-specific licenses, including MA Master Electrical Cert. #A1-8186 and NH Electrical Corporation Lic. #0547C.

We offer financing programs to help homeowners and businesses manage the cost of essential plumbing, HVAC, and electrical upgrades.

We handle commercial plumbing, HVAC, and electrical installations, including process piping, rooftop units, and EV charger systems for developers and property managers.

Denommee provided fast, courteous service for my shower repair (David) and HVAC troubleshooting call (Giovanni). Both technicians were super knowledgeable and accurate in the diagnoses, checking everything and testing before they left. I was delighted that the three plumbing parts required for my older Simmons shower innards were right there on the truck. The dispatchers were also friendly and helpful. Thanks, Denommee!

I recently had Denommee complete the replacement of an ancient central AC system with a new heat pump. I did plenty of research and narrowed it down to three possible contractors that provided written estimates. While Denommee was not the cheapest, they were the most responsive and they use a very well structured process for ensuring a quality installation. They have also done a good job managing the inspection and utility rebate process. I highly recommend Denommee.

Excellent customer service, professionalism and perfect work! We found Denommee when we needed to replace our traditional water heater due to an overnight leak. We also decided to install a tankless heater at this point and I called around many places and they all had traditional water heaters and lead time for tankless was 2 weeks plus for labor. Some even tried to talk me into installing traditional again.

I called Denommee, they moved around some appointments due to my emergency need during the 40 degree weather and no hot water for 3 days at that point. The sent a technician out in no time, did the assessment and go the work done perfectly in one day. The people who came knew exactly what to do and they worked hard to get my water heater running. While another company quoted me double the price due to the emergency need and told me that the work will take two days, Denommee was aptly priced and on point. Nick was the technician who came out to assess and Ricky was the one who installed the water heater! We are life long customers now, thanks Denommee!

Denommee Plumbing & Heating is amazing! Matt and his crew came in and were able to replace our oil boiler with a high efficiency gas boiler. We couldn't be happier with the work! Thank you Service: Installation