Johnson & Johnson
124 Reliance Rd.
Martinsburg, WV 25403

(304) 263-8008
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Hours: M-F   8am-5pm

Maintenance Available M-F

Residential Services

As a homeowner, it’s likely that you place a premium on creating a healthy and comfortable indoor environment for family and friends while being mindful of your budget.

At Johnson & Johnson, our goal is to provide you with systems and options that are affordable to install and cost-effective to maintain; that keep your home cool in the summer and warm in the winter; and that safeguard your health by providing the highest possible air quality.

We have replaced systems in existing homes, modified existing systems for homes that were being renovated, designed and engineered systems for historic homes with unique architectural requirements, and recommended and installed the best solutions for newly-constructed homes. J&J, through our relationships with well-known names like Lennox, offers many of the most energy-efficient and environmentally friendly heating and cooling solutions available today.

Our team of experts also services every system we install, as well as providing service and maintenance for existing systems.


We Service All Makes & Models

Johnson & Johnson has some of the best repair technicians in the business. We can repair or replace any type of system you may have.



Johnson & Johnson has the best installation technicians, bar none. We can install any type of system you may need. Remember we always provide our customers with FREE ESTIMATES to install a heating / AC system.


Duct Cleaning

Call today and ask about our duct cleaning services. We can also disinfect ductwork to kill mold and germs.


Energy Auditing

A home energy audit is the first step to assess how much energy your home consumes and to evaluate what measures you can take to make your home more energy efficient, that may save you significant amounts of money over time.


Air Purification

Increase the quality of your indoor air by eliminating pollutants, and allerergy causing contaminants.  We have a number of Indoor Air Quality services.


Solar Ready

Solar energy can be used to heat and cool your home, but it has almost no impact on the global climate. By comparison, electricity generated by power plants produces carbon dioxide emissions that scientists say pose serious threats to the environment.


Contact Johnson & Johnson today for more information.