Why Choose Us for Your HVAC Services?
Trademasters Mission Statement
What Sets Trademasters Apart From Other Commercial and Residential Services Companies
What are your contact details?
Our main office is: 7208 Lockport Place Lorton, Virginia 22079
Our mailing address is: P.O. Box 516 Newington, Virginia 22122
We have several phone numbers that we use to serve our customers.
Our main numbers include:
Northern Virginia: 703-644-6400 | DC: 202-559-6212 | Toll-free: 800-644-6400 | Fax: 703-550-0998
General Service FAQs
What are your hours of operation?
Our office is open weekdays from 7 a.m. until 5 p.m.
Do you schedule installation or maintenance work on weekends?
We only offer emergency service after hours and on weekends, and the after-hours, emergency service rates are higher. If you have an emergency after hours, call 703-644-6400 and ask the service to page the “on-call” technician.
Which holidays are you closed?
We are closed the following holidays: New Year’s Day, Memorial Day, 4th of July holiday, Labor Day, Thanksgiving Day, and Christmas Day. If Christmas or New Year’s falls on a weekend, the federal holiday will be observed.
Do you have emergency service after hours?
We have technicians and plumbers that are on-call, 24/7. Should an emergency arise when our office is closed, you can call our main phone number (703-644-6400) to report the type of emergency service you need. Within one hour of your inquiry, the on-call technician or plumber will then contact you for more information. Residential emergency service requested after normal business hours require an increased price for diagnostic and service fees. Call 703-644-6400 or fill out our contact form.
Financing & Maintenance FAQs
What forms of payment do you accept?
We accept cash, checks, Visa, Master Card, and Discover. We do not have a billing department and all residential work is performed on a COD basis.
Do you offer financing?
We offer financing through a third party for new equipment installation work. Rates and terms vary, so please call or email the installation department for details on our current offer.
What’s included in the ESA contract?
Regular maintenance and service on mechanical equipment prolongs its life and helps keep it running at peak efficiency. While inspections do not guarantee that your system will operate trouble-free, potential problems can be spotted before they result in a breakdown. Our ESA consists of two thorough seasonal inspections of the heating and air conditioning system using the “Certificate of Inspection,” checking the electrical components of the system and performing carbon monoxide testing (on gas or oil furnaces). Our ESA customers receive priority dispatching for 24-hour emergency service and a 15% discount on any repairs that might be needed throughout the year. Any service with Trademasters Service comes with our Satisfaction Guarantee. Call 703-644-6400 or
My condominium unit owners’ association requires proof that I had maintenance. Can you give me that?
We can perform a thorough inspection that will satisfy the requirements of your condominium unit owners’ association, such as the Gates of McLean or Cardinal Forest. We can use our “Certificate of Inspection” checklist or we can use one provided by your condominium. A single inspection is $98; however, we offer specials in some neighborhoods, so call to see if your neighborhood qualifies for a discount. Call 703-644-6400 or fill out our contact form.