Together We Generate Savings

AOBA Alliance Inc. facilitates low-cost energy procurement for the commercial building industry, including multifamily apartment buildings. A licensed broker and marketer of energy services in the District of Columbia, Maryland, Pennsylvania, and Virginia, we have more than 10 years of practical business knowledge, resources and expertise in energy supply management. The largest customer-based energy aggregation group in the Metropolitan Washington Area, the AOBA Alliance has approximately 10,000 accounts, representing a total load of more than 650 MW of electricity and 2 BCF of natural gas.
AOBA Alliance Regional Map

AOBA is the leading membership organization representing commercial and multi-family residential real estate in the Washington, DC area. For more info, please visit

Constellation is a leading competitive energy supplier for businesses and organizations throughout the United States. For more info, please visit