Thaddeus Arroyo

Thaddeus Arroyo

AT&T Mexico, LLC
Chief Executive Officer


Thaddeus Arroyo is Chief Executive Officer of AT&T Mexico, LLC. Providing wireless services under the Iusacell, Nextel and Unefón brand names, AT&T Mexico, LLC operates a network that covers over 80 million people in Mexico. Thaddeus is leading the expansion of AT&T Mexico’s mobile network and distribution channels to cover millions of additional consumers and businesses while transforming the sales and service experience to customers.

Thaddeus was appointed to his current position in January 2015. Previously, he served as President of Technology Development where he successfully advanced AT&T’s technology transformation strategy from integration, rationalization, and capabilities development to an innovation-fueled organization focused on transforming business processes and market offerings in ways that create new value and velocity for AT&T’s business, customers, and partners. Thaddeus also served as AT&T’s CIO beginning in January 2007 following the close of the merger between AT&T, BellSouth, and Cingular. Under Thaddeus’ leadership, AT&T has been consistently recognized for thought leadership and creativity in technology innovation and execution. Awards include the Information Week 500 for six consecutive years and the CIO 100 Award in seven of the last eight years. AT&T was also recognized by Computerworld as one of the 100 best companies to work for in IT for 2014, 2013 and 2012, and by the American Business Awards as the 2009 IT Department of the Year.

Prior to joining AT&T, Thaddeus served as CIO at Cingular Wireless and prior to that, as senior VP of Product Marketing and Development for Sabre Corporation. His responsibilities included infrastructure development, deployment, strategic planning, and data network services.

Thaddeus has been consistently recognized by numerous publications for advancing businesses through technology, thought leadership, and innovation. Recognition includes: Líderes Mexicanos magazine (“Mexico’s 300 Most Influential Leaders,” 2015); CIO Hall of Fame by CIO Magazine (“Men and women whose work has profoundly shaped the technology-driven business landscape,” 2014); MIT Sloan CIO Leadership Award (“CIOs who deliver business value and innovative use of IT in exceptional ways,”2014); Diversity MBA Magazine (“Top 100 under 50 Diverse Executive Leaders,” 2013); CNET en Español (“20 Most Influential Latinos in Technology,” 2013); Hispanic Executive (“Top 10 Líderes,” 2012); Billing & OSS World (“Industry’s Top 25 Most Influential,” 2011); Computerworld (“Premier 100 IT Leaders,” 2009); HENAAC Promoting Careers in Science, Technology, Engineering and Math (“Executive Excellence Award,” 2008); Latina Magazine (“Latinos Of The Year,” 2007); and Business 2.0 (“Business 2.0 Dream Team CIO,” 2004). He also received the 2011 “Oracle Excellence Award for CIO of the Year” and the 2002 “Georgia Global CIO of the Year Award.”

Thaddeus is an active board member for the National Center for Women & Information Technology and the Hispanic IT Executive Council. He is a Governance Fellow with the National Association of Corporate Directors and serves on the SMU Cox School of Business Executive Advisory Board. Thaddeus has a BS in mathematics from the University of Texas at Arlington, and an MBA from Southern Methodist University.