Mike Sievert

Michael Sievert is the president and CEO of T-Mobile US, and a member of the company's board of directors. In November 2019, T-Mobile announced that Sievert, then-COO, would become the CEO of the company in May 2020. Sievert ultimately entered the position a month earlier, on April 1, 2020, the same day T-Mobile closed its merger with Sprint.


Michael Sievert is the president and CEO of T-Mobile US, and a member of the company's board of directors. In November 2019, T-Mobile announced that Sievert, then-COO, would become the CEO of the company in May 2020. Sievert ultimately entered the position a month earlier, on April 1, 2020, the same day T-Mobile closed its merger with Sprint.
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