Our Governance Winning is important, but how we get there matters just as much. Our success relies on the trust of our customers, suppliers, business partners, and one another. We don’t take this trust for granted; we seek to earn it every day—through uncompromising ethical conduct, socially and environmentally responsible business practices, and good governance. 2021 Highlights Created a Cyber Transformation Office reporting to the CEO THE ENVIRONMENT THE NUMBERS AND SMALL PRINT OUR COMMUNITIES OUR PEOPLE 2021 CORPORATE RESPONSIBILITY REPORT 14 OUR COMPANY OUR GOVERNANCE $ spen 3 t wit . h 2 di 7B verse suppliers 2 sca 1B m cal ls identified or blocked by T-Mobile Scam Shield™ 50% Board Diversity Half of our Board of Directors self-identify as women and/or members of traditionally underrepresented racial/ethnic groups Achieved target of 98%+ enterprise completion rate for T-Mobile’s Integrity365 Code of Business Conduct training 100% placement rate for 2021 NextTech Diversity Program graduates into full-time employment Lead Independent Board Director Independent Chair of the Audit, Compensation, and Nominating and Corporate Governance Committees 38% of suppliers * completed environmental and social assessments through EcoVadis * Based on sourceable spend