Northeast Utilities (NYSE: NU) has been named among the 100 Best Corporate Citizens by Corporate Responsibility Magazine. NU was the top ranking electric utility and was ranked 31st overall. It was the second highest ranking company among all energy-related firms on the 2012 list. NU’s ratings were strongest for its policies supporting philanthropy, human rights and corporate governance.

“Corporate citizenship is at the heart of Northeast Utilities’ identity as a company and the values it shares with its employees,” said NU President and CEO Tom May. “NU being named among the 100 Best Corporate Citizens is validation of the many environmental, philanthropic and energy-related initiatives we’ve undertaken for a better future for our customers and our communities.

Corporate Responsibility (CR) Magazine unveiled the list Tuesday in a ceremony at the New York Stock Exchange. This is CR Magazine’s 13 th annual ranking of companies in the Russell 1000 Index based on an independent assessment of company policies in areas including philanthropy, the environment, employee relations, human rights, corporate governance, finance and philanthropy.

Northeast Utilities servers its customers through its operating company subsidiaries: The Connecticut Light & Power Company, NSTAR Electric & Gas, Public Service of New Hampshire, Western Massachusetts Electric Company and Yankee Gas.

The full 100 Best Corporate Citizens list is available at www.thecro.com.

About NU

Northeast Utilities (NU) operates New England’s largest energy delivery company. NU and its companies are committed to safety, reliability, environmental leadership and stewardship, as well as expanding energy options for its more than 3 million electric and natural gas customers in Connecticut, Massachusetts and New Hampshire. Headquartered in Hartford, CT, and Boston, MA, NU is a Fortune 500 company traded on the New York Stock Exchange under the symbol NU. Learn more about NU and its family of companies at nu.com.

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