G. MICHAEL (MIKE) SIEVERT

Corporate Board Profile

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T-Mobile US, Inc.

Filing Date Source Excerpt
2020-04-21 Mr. Sievert holds a bachelor’s degree in Economics from the Wharton School at the University of Pennsylvania. Qualifications and Skills Supporting Election to the Board: President and Chief Operating Officer of T-Mobile, Expertise in telecommunications and technology industries.
2023-04-28 Mr. Sievert holds a Bachelor’s degree in Economics from the Wharton School at the University of Pennsylvania.

Data sourced from SEC filings. Last updated: 2026-02-08