Who we are We take pride in hiring not only good technicians but the best technicians. We then empower them to meet and exceed our customers’ expectations on every job. What we do S&S Mechanical is an all-in-one commercial services provider serving Maryland, Virginia, D.C., Delaware, and the entire Mid-Atlantic region. Why S&S We provide our customers with worry-free mechanical services and maintenance. Every member of our team is dedicated to both the work they do and to those they serve.