Thornton Service is a leading brand in HVAC systems and solutions, catering to building owners and operators in the greater Washington D. C. With a history dating back to 1982 and established in 1994, we have been providing reliable mechanical services and promoting efficiency for over 35 years.

As part of the Service Logic family of companies, we have access to extensive support and knowledge to expand our services for new and existing clients. Our focus is on energy efficiency, with services ranging from operational assessments to planned maintenance and energy optimization programs. We strive to help commercial building owners reduce operating costs while enhancing the performance of their HVAC systems.

Regardless of the size of the project, we ensure that every client receives the same level of professionalism and customer support. Our clientele includes a diverse range of industries such as healthcare, finance, religion, airports, labs, and mission-critical data centers throughout Washington D. C.

We offer full-service and preventive maintenance HVAC contracts for both owner-occupied and managed buildings. At Thornton Service, our team of engineers, technicians, and sales professionals are highly skilled and dedicated to providing exceptional service. We prioritize continual training to stay updated on the latest advancements and best practices in the industry.

While we value our experienced employees, we also actively search for the best talent available to join our team. To deliver the best services, we utilize technologically advanced business systems including a state-of-the-art service center, VoIP data, accounting and CRM tools, and engineering, estimating, and project management tools. These resources, combined with our expertise and experience, ensure consistent and excellent results for our clients.

Contact us today to schedule a consultation and get your building Energy Star rated with our top-notch HVAC services