Call to Schedule a Consultation: (240) 683-6900 And get your building EnergyStar Rated
DC Industrial Mechanical Services | Industrial HVAC Solutions DC Industrial Mechanical Services | Industrial HVAC Solutions

A leading commercial HVAC company serving Washington DC, Virginia, and Maryland.

Thornton Service provides commercial HVAC services to clients throughout the Washington metropolitan area. Our skilled HVAC technicians specialize in preventive maintenance and repair of commercial heating and cooling systems. From emergency repair to maintenance-only HVAC contracts and facilities management, we support a range of industries, including healthcare, education, government and mission critical data centers.

See how we keep HVAC systems functioning at peak efficiency.

Industrial HVAC Solutions for Washington D.C.Reliable and energy efficient commercial HVAC solutions.

Thornton Service helps industrial and manufacturing companies create and maintain a safe, comfortable, and cost-effective working environment.

Managing a large industrial or manufacturing facility requires a lot of skill and talent, as well as a fair amount of patience. Staff, equipment, inventory, and logistics are just a few of the moving parts that keep a facility productive and well-managed. If one piece wobbles, it can cause a domino effect.

At Thornton Service, we understand the challenges of maintaining an industrial facility. Our experienced HVAC technicians are trained in all aspects of industrial mechanical services to repair and maintain your HVAC system. We offer comprehensive commercial HVAC services, including remote monitoring for ease of maintenance, to keep your factory or industrial site operating like the well-oiled machine you envision.

We also realize safety is a prime concern at your facility. Safety is at the top of our priority list as well. We have full-time resources devoted to managing our safety program, so you can rest assured your equipment is continually maintained and issues are resolved before they become a dangerous problem.

Finally, if something does unexpectedly go wrong, our emergency HVAC repair response times beat the industry standard, so you can be sure the plant will be back up and running as soon as possible.

Get Your Building Energy Star Rated
Schedule a Consultation

How is Your Building Operating Right Now? Protect Your Mechanical Systems

Preventative HVAC maintenance programs maximize efficiency and minimize equipment downtime. Make sure your commercial heating and cooling systems are on a healthy schedule with a customized HVAC maintenance program.

How to Save Money With Energy Efficient Systems

We know the path to energy sustainability is a journey not an event. We partner with each client to analyze their utility bills, identify no-cost/low-cost savings opportunities, implement operations and maintenance practices and identify system upgrades and retrofits with a return on investment.

What goes into an HVAC System? Built Up system vs. Package (Unitary) system

Which one is right for your facility? See the difference and learn about the components each includes.

(c) 2019 Thornton Service, Inc.
2401 Research Blvd., Suite 204 • Rockville, MD 20850 Phone: 240-683-6900Fax: 240-683-1147Email:

This is an outdated browser. For optimal viewing and security we recommend that you keep your browser up to date. Learn more at BrowserUpdate.Org.