How We Work


Multiple Services

Multiple Services

CapitalTristate provides electrical products, lighting, and services to contractors, builders, and end-users in the Mid-Atlantic States.

Regional Distributor

Regional Distributor

We service our customers from over 40 locations throughout Maryland, Pennsylvania, West Virginia, and Virginia and from our 220,000 square foot headquarters and CDC in Upper Marlboro, Maryland.

Training Specialists

Training Specialists

We have state-of-the-art training facilities in York, PA; Upper Marlboro, MD; Baltimore, MD; Hagerstown, MD; Richmond, VA; and Suffolk, VA.