About Trademasters

    Trademasters Service Corp. was founded in 1990 to serve the heating, air conditioning, and plumbing needs of the DC Metro area. Since then, Trademasters has expanded to offer our services nationwide. Trademasters will always uphold a high standard of honesty and quality work. Our co-workers are among the best in the industry. We have trustworthy, professional technicians to serve our clients' facilities.

    Our goal is to satisfy our clients by creating comfortable and efficient indoor environments while providing top-tier customer service.


    D.C. : 202-559-6212

    Virginia: 703-644-6400

    Maryland: 301-493-0202

    Nationwide: 1-888-644-4588


    Mailing Address:

    P.O. Box 516
    Newington, Virginia 22122