MJD Systems was established to serve the Central Pennsylvania community with a high demand for commercial and new construction electrical, plumbing, and HVAC services. Our team of passionate and experienced technicians takes on every job, big or small. With over 120 years of combined industry experience, we are proud to offer our specialists' skills at an affordable price.
Services
MJD System technicians repair, install, and maintain commercial HVAC units, plumbing, and electrical systems for all sizes of businesses in Central Pennsylvania.
We offer the most comprehensive commercial electrical, plumbing, and HVAC service programs in the industry.
In addition to repair assistance, we also offer preventative maintenance services to keep your building's systems functioning efficiently for years to come.
We can repair or upgrade your business's operating systems to optimize facility performance.
We offer the most comprehensive commercial electrical, plumbing, and HVAC service programs in the industry.
In addition to repair assistance, we also offer preventative maintenance services to keep your building's systems functioning efficiently for years to come.
We can repair or upgrade your business's operating systems to optimize facility performance.
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