American businessperson, Chairman, President and Chief Executive Officer, Graybar Electric Company, Inc.
According to Wikipedia,
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. As of May 2020, she is one of only 37 women CEOs of the Fortune 500.
Kathleen Mazzarella is affiliated with the following schools: