Steven M. Shindler, Director | NII Holdings

Mr. Shindler has served as the Chief Financial Officer of VectolQ Acquisition Corp., a company formed to effect a business transaction in the industrial technology, transportation and smart mobility industries, since 2018. Prior to joining VectolQ, Mr. Shindler served as Chief Executive Officer of the Company from December 2012 until August 2017 and has served as a director since 1997 (including as Chair of the Board from 2002 to 2013). Prior to his most recent appointment as Chief Executive Officer, Mr. Shindler served as Executive Chair of the Company from February 2008 to July 2012 and as Chief Executive Officer from 2000 until February 2008. Mr. Shindler also served as Executive Vice President and Chief Financial Officer of Nextel Communications from 1996 until 2000. From 1987 to 1996, Mr. Shindler was an officer with Toronto Dominion Bank, where he was a managing director in its communications finance group. Mr. Shindler is also a founding partner of RIME Communications Capital, a firm that invests in early stage media, tech and telecommunications companies.

Howard S. Hoffmann, Managing Partner | De Novo Perspectives

Mr. Hoffmann has served as a Managing Partner at De Novo Perspectives, a professional services firm specializing in financial and operational performance improvement, crisis and litigation management, investor and creditor advisory services, and corporate turnaround and restructuring advisory services, since 2008. From 2001 to 2012, Mr. Hoffmann served as a Managing Partner at Nightingale & Associates, LLC, a consulting firm providing financial, business advisory and management services. Mr. Hoffmann also currently serves as Chief Executive Officer of Extend Resources LLC, a business and legal solutions company, Executive Director at Hickey Smith LLP, a multi-state law firm, Executive Director of American Discovery Limited, a business process outsourcing company, and as Vice President of Evolution Pharmacy Services, Inc., a pharmacy services company.

Kevin L. Beebe, President and Chief Executive Officer | 2BPartners, LLC

Mr. Beebe has served as a director since 2010 and has served as Chair of the Board since 2013. Mr. Beebe has been President and Chief Executive Officer of 2BPartners, LLC, a partnership that provides strategic, financial and operational advice to private equity clients, investors and management, since November 2007. He is also a founder, and has been a senior operating partner since 2014, of Astra Capital, a private equity firm focused on providing capital to technology and telecom companies. Previously, he was the Group President of Operations at ALLTEL Corporation, a telecommunications services company, from 1998 to 2007. Mr. Beebe also serves as a director for Skyworks Solutions, Inc., a semiconductor and wireless handset chip supplier; SBA Communications Corporation, a provider of wireless and broadcast communications infrastructure; and Frontier Communications Corporation, an internet, television and phone service provider.