Awards & Recognition

We take pride in our achievements and that those achievements are widely acknowledged:

For the 10th consecutive year, the American Gas Association recognized Washington Gas as a leader in
accident prevention and workplace safety.

In a May 2007 survey, Washington Gas customers gave us excellent marks in safety and responsiveness,
the two areas of performance valued highest by customers above all others.

We ranked in the top quartile in the 2007 J.D. Power Gas Utility Residential Customer Satisfaction Survey
and were among the top five utilities in the East in a similar J.D. Power survey of business customers.

Corporate Responsibility Officer Magazine listed WGL Holdings as one of America’s 100 Best Corporate
Citizens for the fourth consecutive year.

Black Enterprise magazine named WGL Holdings one of its 40 best companies for diversity.

The Washington Business Journal recognized Washington Gas as a Top Corporate Philanthropist for the
fourth consecutive year.

Governance Metrics International rated us “high” for exemplary corporate behavior and social responsibility.