PJM Interconnection is a regional transmission organization in the United States that coordinates the movement of wholesale electricity in all or parts of 13 states and the District of Columbia. It ensures reliable and efficient power supply for 65 million people by predicting electricity demand and balancing the supply and demand of electricity across its footprint. PJM works closely with generators and other suppliers in a continuous effort to maintain grid stability and manage future energy needs. It administers the buying and selling of energy through wholesale electricity markets and explores innovative energy projects to enhance efficiency and reliability.