When did Marillyn Hewson retire as executive chairman and board member of Lockheed Martin?
March 1, 2021
January 1, 2021
December 31, 2020
June 15, 2020
Answer
Marillyn Hewson retired as executive chairman and board member of Lockheed Martin on March 1, 2021. She had a significant impact on the company during her tenure and continues to contribute as a strategic advisor.
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