John W. Stanton has been a director of the Company since October 2015. He is the Chairman of Trilogy Equity Partners, which invests in wireless-related companies, and Chairman of First Avenue Entertainment LLLP, which is the owner of the Seattle Mariners. Mr. Stanton founded and served as Chairman and Chief Executive Officer of Western Wireless Corporation, a wireless telecommunications company, from 1992 until shortly after its acquisition by Alltel Corporation in 2005. He was Chairman and a director of T-Mobile USA, formerly VoiceStream Wireless Corporation, a mobile telecommunications company, from 1994 to 2004, and was Chief Executive Officer from 1998 to 2003. Mr. Stanton was a director of Clearwire Corp. from 2008 to 2013, Chairman between 2011 and 2013, and interim Chief Executive Officer during 2011. He is currently a director of Microsoft Corporation and was previously a director of Trilogy International Partners and Columbia Sportswear Company. Mr. Stanton's qualifications to serve on the Board are his broad-ranging experiences, including senior leadership positions, in the areas of telecommunications and technology, and service on the boards of other companies.