PEW - Ad Campaign_January 2012

National Grid (LSE: NG; NYSE:NGG) is an electricity and gas company that connects consumers to energy sources through its networks.  In the northeast U.S., we connect more than seven million gas and electric customers to vital energy sources, essential for our modern lifestyles. In Great Britain, we run the gas and electricity systems that our society is built on, delivering gas and electricity across the country. National Grid delivers electricity to approximately 3.3 million customers in Massachusetts, New Hampshire, New York and Rhode Island. It manages the electricity network on Long Island under an agreement with the Long Island Power Authority (LIPA), and owns more than 4,000 megawatts of contracted electricity generation, providing power to more than one million LIPA customers. It is the largest distributor of natural gas in northeastern U.S., serving approximately 3.4 million customers in New York, Massachusetts, New Hampshire and Rhode Island.  For more information please visit our website: www.nationalgridus.com