Graybar’s Kathleen Mazzarella Joins Industry Leaders on NAW Institute for Distribution Excellence Board

Board to examine strategies to enhance wholesale distribution industry

ST. LOUIS, April 16, 2008 - Graybar, a leading distributor of electrical and communications products and related supply chain management and logistics services, announced today that Kathleen M. Mazzarella, senior vice president – sales and marketing, comm/data, was elected to the board of the National Association of Wholesaler-Distributors (NAW) Institute for Distribution Excellence.

During her four-year commitment, Mazzarella will work with other board members to enhance the wholesale distribution industry and drive efficiencies in the distribution channel. The board’s projects include producing a report on future trends in wholesale distribution entitled “Facing the Forces of Change” and research on other strategic issues. The NAW Institute board is a hybrid organization including 15 additional representatives from companies in the wholesale distribution industry and associations that serve wholesale distributors.

“Graybar has been active with NAW for a number of years, and we are pleased about Kathy’s involvement in the NAW Institute,” said Robert A. Reynolds Jr., chairman, president and chief executive officer of Graybar. “At Graybar, we pride ourselves on constantly looking for ways to improve the distribution industry. Kathy’s commitment to the NAW Institute board enables Graybar to further collaborate with industry leaders to develop best practices that bring greater value to our customers.”

NAW Institute board members work to produce industry research and education to support excellence in distribution. They focus on providing the information wholesalers and distributors need to continuously improve their profitability and business processes, including supply chain management and distribution trends.