Join Graybar Chairman, President and CEO Kathy Mazzarella, as she shares powerful leadership lessons from her inspiring career journey. Hear about the pivotal moments that shaped her path — from starting in an entry-level role at Graybar to leading the company as CEO — and the people and relationships that influenced her along the way. Through her story, Kathy offers practical insights on building meaningful connections, defining success with clarity, and navigating the unexpected with resilience and optimism. This keynote explores how strong networks, personal determination, and a clear sense of purpose can fuel long-term leadership success.
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Kathy Mazzarella
Chairman, President & CEO
Graybar
Connect Online with this Speaker
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Kathy Mazzarella is chairman, president and CEO of Graybar, an employee-owned, Fortune 500 distributor of electrical, communications, and data networking products. Graybar has approximately 10,000 employees, 350 locations across North America, and $11.6 billion in annual revenue (2024).
Kathy joined Graybar in 1980 in customer service and soon became one of Graybar’s top salespeople. She advanced into field sales management and later was promoted into corporate product management. At Graybar’s corporate headquarters, she held executive-level positions in strategic accounts, human resources, strategic planning, sales, and marketing. She was named executive vice president and chief operating officer in 2010. Kathy was appointed Graybar’s 11th president and CEO in 2012, and she became chairman of Graybar’s board of directors the following year.
Kathy holds an associate degree in telecommunications engineering, a bachelor’s degree in applied behavioral sciences, and a master’s degree in business administration.
She serves on the boards of Waste Management, Inc., Cigna Corporation, Core & Main LP, the National Association of Wholesaler-Distributors (NAW), and Greater St. Louis, Inc. In addition, she is a member of The Business Council, The ONYX Group, the International Women’s Forum, and The American Cancer Society’s CEOs Against Cancer of Missouri – St. Louis Chapter. She is also a Committee for Economic Development Trustee.