MJD Systems proudly serves the Central Pennsylvania community with comprehensive electrical, plumbing, and HVAC services specifically tailored for businesses. Our team of passionate and experienced technicians has over 120 years of combined industry experience, ensuring reliable and trustworthy solutions for all your commercial projects.
Our Expertise Span Across
- Electrical: Installation, maintenance, repair, and upgrades of all types of electrical systems.
- Plumbing: Repair, installation, and maintenance of all plumbing fixtures, pipes, and systems.
- HVAC: Comprehensive services for all makes and models of heating, ventilation, and air conditioning systems.
Our Comprehensive Services Include
- Design, build, and CAD design services.
- Estimation and project management.
- System installation, replacement, and repair.
- Ongoing maintenance and service plans.
Tailored Solutions for Every Business
We understand that every business is unique, which is why we take the time to understand your specific needs and goals. Our team will work closely with you to develop a customized plan that meets your unique requirements. We offer a diverse range of services to cater to various sectors, including:
- Restaurants
- Retail and shopping centers
- Office spaces and business centers
- Showrooms and service facilities
- Theaters and new construction projects
Why Choose MJD Systems?
- Experienced Team: Our team of skilled experts has extensive experience in the commercial sector.
- Competitive Prices: We offer competitive quotes and transparent billing practices.
- Reliable Service: We are committed to providing prompt, efficient service and prioritizing customer satisfaction.
- Energy Efficiency: We offer energy-efficient solutions that can save you money in the long run.
- Communication: We maintain clear and consistent communication throughout the entire process, keeping you updated on progress and any potential challenges.
Experience the MJD Systems Difference
We pride ourselves on our exceptional customer service, unwavering dedication, and ability to deliver exceptional results. Contact us today to discuss your commercial needs and discover how our expertise and experience can benefit your business.

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