As with many deregulated energy companies, Delmarva Power is a subset of the larger Exelon Corporation. As a subsidiary of Exelon, Delmarva Power is able to offer its customers a wide range of competitive plans and rates, with exceptional reliability. For those looking to add or switch energy suppliers will find electricity and natural gas services from Delmarva to be competitive with other carriers in Maryland. With some benefits including Choose Your Own Provider, incentives for being efficient with one's energy usage, and the company's involvement in the community. Customers will want to ensure that they thoroughly read any third-party contracts they enter into and should not blindly sign on the dotted line until being fully aware of their commitment to their new energy supplier.