:: Service. Craftsmanship. Integrity. Experience.

These are the qualities you get every time R.M. Thornton begins a mechanical contracting project. From facilities service contracts to the most complicated commercial HVAC installations, repairs and retrofit projects, R.M. Thornton exceeds expectations by every measure.
 
R.M. Thornton is obsessed with customer service. And, we have the “teams” to prove it. Our corporate “team” structure puts a single project manager between you and the completed project. This single point of contact is responsible for all aspects of the job including budgets, estimating, purchasing and labor coordination. As a client of R.M. Thornton there’s never a question about who has the authority to make decisions.  Our project managers are fully accountable, 100% of the time.
   
R.M. Thornton wants to do the best mechanical contracting job possible, at the best price for you. That’s why we have the best-trained, most experienced skilled plumbers, steamfitters, electricians, and commercial HVAC professionals. Our goal is to provide every client with a commitment to quality by constantly upgrading people, systems and equipment to provide a better finished-project. It’s this long view approach to business that makes us a strong contractor-partner.
   
Sometimes there’s a glitch.  Or, the unexpected happens. Fortunately, this is where we shine. Our project managers, all with extensive field experience, take responsibility for your project – never passing the buck. Together, with consulting-engineers who contribute a design perspective, the R.M Thornton project-team takes an old-fashioned approach and gets the job done without excessive change orders, attorney fees or overrun costs.
   
In business since 1932, R.M. Thornton has grown up with Washington while developing a reputation for first-class customer service and the highest quality work in the region. Our project experience covers the complete spectrum, ranging from replacing outdated equipment such as chillers and boilers, to installing fire protection systems, digital controls, large diameter piping, medical gas piping, geothermal heating and cooling systems , as well as sheet metal air duct systems, plumbing and 24-hour HVAC service
   
 
R.M. Thornton—Commercial Mechanical Contracting, Plumbing and HVAC Services in MD, DC, VA
120 West Hampton Ave. Capitol Heights, MD 20743 301.350.5000 F 301.499.3609 E-mail Us
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