Plumber In DC offers quality customer care, both in interaction and service. When you call us for your plumbing needs, you have gained the services of a licensed master plumber. This certification recognizes a technician’s capability and experience. Technicians with a master plumber’s certificate have already completed the training and education to become a journeyman plumber, and then furthered their experience and passed the test to become a master. With these master plumbers on our staff, we are better able to handle the many plumbing difficulties that could arise. At Plumber In DC, we offer all of our services to residential and commercial clients.