Kathleen (Kathy) Mazzarella has been the Chief Executive and President of Graybar Electric Co. since June 1, 2012. In addition, she has been the Chairman of Graybar Electric Co. since January 1, 2013. She is the only female CEO of a Fortune 500 company based in the St. Louis region.
Ms. Mazzarella started with Graybar at the age of 19 as a customer service representative in 1980. She led the company’s human resources and sales and marketing efforts for many years until being promoted to her current position. With her appointment as CEO and President, Ms. Mazzarella started to oversee the operations of the company with 250 distribution facilities in North America and 7600 employees.
Past CEO Robert Reynolds Jr. said, about Mazzarella’s appointment, "Appointing her to this position reinforces Graybar's philosophy of managing the company for the long-term."
Graybar is an American employee-owned corporation, based in Clayton, Missouri. It conducts a wholesale distribution business for electrical, communications and data networking products, and is a provider of related supply-chain management and logistics services. It is included on the Fortune 500 list of the largest United States corporations.
Founded in 1869 in Cleveland, Ohio, by Elisha Gray and Enos Barton, it was the origin of the Western Electric Company. On December 11, 1925, it was separately incorporated as Graybar Electric Company, Inc.