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D and J Mechanical is a trusted and recognized commercial plumbing and HVAC service provider based in Saugus, Massachusetts, serving the metro Boston and Boston north areas. With over 40 years of experience in the industry, we provide repair and installation services for hotels, condos, restaurants, office buildings, and other commercial businesses. Our team of professional technicians is licensed and bonded, and we take pride in our work, ensuring that each task is done with diligence and attention to detail. We offer a wide range of services, including design build plumbing, boiler installations, and heat design, as well as HVAC repair and installation. We are committed to helping our communities and getting the job done right.