highperformr logo

T-Mobile's Overview

Total employees90335
HeadquartersBellevue
Founded

T-Mobile US, Inc. (NASDAQ: TMUS) is America's supercharged Un-carrier, delivering an advanced 4G LTE and transformative nationwide 5G network that offers reliable connectivity for all. T-Mobile’s leadership in 5G and its 'Un-carrier' strategy of challenging industry norms have made it a disruptive force in the telecommunications sector, focusing on customer value, simplicity, and eliminating pain points. Key services include wireless voice and data, prepaid services through Metro by T-Mobile, T-Mobile Fiber, and high-speed internet (T-Mobile 5G Home Internet). The company significantly expanded its reach and capabilities following its merger with Sprint.

Where is T-Mobile's Headquarters?

T-Mobile officeT-Mobile officeT-Mobile officeT-Mobile office
*Images sourced via web search. Rights belong to original owners

HQ Function

Serves as the central hub for executive leadership, corporate strategy, marketing, technology development (including 5G network planning), and administrative operations for T-Mobile US.

Notable Features:

Modern campus known as the 'Factoria Campus,' featuring multiple buildings with T-Mobile's signature magenta branding. Amenities include state-of-the-art workspaces, employee cafes, fitness centers, and collaborative environments designed to foster innovation.

Work Culture:

Emphasizes the 'Un-carrier' spirit: innovative, customer-obsessed, bold, and collaborative. Fosters a dynamic and energetic environment, encouraging employees to challenge the status quo and deliver exceptional customer experiences. Known for its diverse and inclusive culture.

HQ Significance:

The Bellevue headquarters is central to T-Mobile's identity and operations as a leading national wireless carrier, driving its competitive strategy, 'Un-carrier' moves, and technological advancements in the US market.

Values Reflected in HQ: Innovation (through R&D spaces and focus on next-gen tech), customer obsession (driving strategies developed and managed here), and a bold, energetic culture (mirrored in campus design, amenities, and employee engagement programs).

Location:

While T-Mobile US primarily operates within the United States, Puerto Rico, and the U.S. Virgin Islands, it is a subsidiary of Deutsche Telekom (DT), one of the world's leading integrated telecommunications companies headquartered in Bonn, Germany. This relationship provides T-Mobile US customers with extensive international roaming capabilities and access to global telecommunication innovations. T-Mobile US supports global connectivity through its own network, partnerships, and its parent company's vast international presence, enabling services like international calling, data roaming, and IoT solutions for multinational corporations.

Street Address:

12920 SE 38th Street

City:

Bellevue

State/Province:

Washington

Country:

USA

T-Mobile's Global Presence

Overland Park, Kansas, USA

Address: 6220 Sprint Pkwy, Overland Park, KS 66251

Serves as a key central U.S. operational center, supporting nationwide network management, customer service operations, and integration efforts stemming from the Sprint merger, leveraging existing infrastructure and a large talent pool.

Frisco, Texas, USA

Address: 3560 Dallas Pkwy, Frisco, TX 75034

Supports T-Mobile's expanding operations and technology development in the Texas region and southern United States, attracting tech talent and fostering innovation, particularly in 5G and related technologies.

Bonn, Germany

Address: Landgrabenweg 151, 53227 Bonn, Germany

Global headquarters for the Deutsche Telekom group, overseeing international operations, investments, and fostering synergies across its various telecommunications businesses, including T-Mobile US.

Buying Intent Signals for T-Mobile

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of T-Mobile

As of April 2025, T-Mobile' leadership includes:

G. Michael (Mike) Sievert - President & Chief Executive Officer
Peter Osvaldik - Executive Vice President & Chief Financial Officer
Ulf Ewaldsson - President, Technology
Callie Field - President, T-Mobile Business Group
Jon Freier - President, Consumer Group
Mark W. Nelson - Executive Vice President & General Counsel
Deeanne King - Executive Vice President & Chief People Officer
Michael Katz - Chief Marketing Officer

Investors of T-Mobile

T-Mobile has been backed by several prominent investors over the years, including:

Deutsche Telekom (Majority Shareholder)
SoftBank Group (Historically significant shareholder post-Sprint merger, stake has varied)
The Vanguard Group
BlackRock, Inc.
Other major institutional investors and mutual funds

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits1

T-Mobile has experienced key leadership evolutions, particularly in its technology division, underscoring its continuous drive for innovation and 5G network superiority. Strategic appointments and transitions ensure robust leadership for its Un-carrier strategy.

Departures

Neville Ray, Neville Ray stepped down from the operational role of President of Technology, transitioning to a strategic advisor capacity. He played a pivotal role in T-Mobile's network development for many years.

New Appointments:

Ulf Ewaldsson, Ulf Ewaldsson was promoted to President, Technology. Previously T-Mobile's Chief Network Officer, he now spearheads the company's overall technology and network strategy.

Technology (Tech Stack) used by T-Mobile

Discover the tools T-Mobile uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

T-Mobile Email Formats and Examples

T-Mobile typically utilizes standard corporate email formats based on employee names. The most common formats are 'firstname.lastname@t-mobile.com' and variations using initials. These structures facilitate internal and external communication.

firstname.lastname@t-mobile.com; f[first_initial]lastname@t-mobile.com; firstinitial.lastname@t-mobile.com

Format

jane.doe@t-mobile.com; jdoe@t-mobile.com; j.doe@t-mobile.com

Example

85%

Success rate

News and media

T-Mobile NewsroomApril 25, 2024

T-Mobile Delivers Industry-Best Postpaid Customer Growth in Q1 2024

T-Mobile announced strong Q1 2024 results, leading the industry in postpaid account and customer net additions. The company highlighted continued growth in its high-speed internet subscribers and overall service revenues, attributing success to its network leadership and customer value proposition....more

T-Mobile NewsroomMay 21, 2024

T-Mobile is America’s Fastest and Most Consistent Mobile Network for the 10th Time in a Row

T-Mobile was recognized by Ookla, a global leader in network intelligence, for having the fastest and most consistent mobile network in the U.S. for the 10th consecutive time. This underscores T-Mobile's ongoing 5G network expansion and performance....more

Fierce WirelessMay 1, 2024

T-Mobile CTO says network slicing is coming this year

T-Mobile's President of Technology, Ulf Ewaldsson, indicated that the company plans to commercially launch network slicing capabilities on its 5G standalone (SA) network later in the year, enabling customized network experiences for different applications and enterprise customers....more

Highperformr’s free tools for company research

Explore Employees by Region or Country

See where a company’s workforce is located, by country or region.

View Funding Details

View past and recent funding rounds with amounts and investors.

Understand Revenue Insights

Understand company revenue estimates and financial scale.

Track Active Job Openings

Track active roles and hiring trends to spot growth signals.

Review Product and Offerings

Discover what a company offers—products, platforms, and solutions.

Get SIC or NAICS Codes

Get the company’s official SIC and NAICS classifications.

Analyze Website Traffic Trends

Analyze visitor volume, engagement, and top traffic sources.

Discover Social Profiles and Engagement

Explore LinkedIn, Twitter, and other active social profiles.

Identify Top Competitors

Identify top competitors based on similar business traits.

Research and Discover Companies with Highperformr — Smarter, Faster

Explore companies in depth — from the tech they use to recent funding, hiring trends, and buyer signals — all in one powerful view.

Highperformr AI helps you surface the right accounts and enrich your CRM with verified company and contact insights, so your teams can prioritize and engage faster.

  • Track intent signals to find buyers who are actively in-market
  • Enrich contacts and companies instantly, no need to switch tools
  • Automate workflows to stay ahead of every change
  • Connect your CRM & tools for seamless data sync and activation

Thousands of companies, including T-Mobile, are just a search away.