For over 45 years, R.A. Dobson of Sterling, VA has helped people throughout Northern Virginia address their heating, plumbing and air conditioning needs. Our entry-level employees receive as much training as managers to ensure a quality experience. We are a 2nd generation family run business with decades of experience. With all services, you’ll receive a 1 year warranty as we stand behind our work. We also honor all manufacturer warranties and offer the latest in energy efficient heating and air conditioning technology. We’re here for all your heating and cooling concerns – from scheduled mai