Home About R.M. Thornton Construction Service/Maintenance   Special Capabilities   Testimonials Contact us       Chiller Installations Design / Build Medical Gas Systems HVAC System Retrofit Cooling Tower Installations Plumbing / Waste / Vent / Water Sheetmetal / Ductwork Installations Sprinkler / Repair Boiler Installations	:: Commercial. Institutional. Industrial. Incisive.   Since 1932, R.M. Thornton has provided mechanical construction services for Washington’s most-prestigious commercial, industrial and institutional HVAC and Plumbing projects. R.M. Thornton, known for its professional integrity, technical expertise and straight-talking style compliments the design perspective of consulting engineers; often saving its clients money by identifying problems before they actually happen.
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 home | about RM Thornton | construction | service / maintenance | special capabilities | testimonials | contact