Our Team

John Dwyer is the president of AT&T's Prepaid Wireless Portfolio, consisting of Cricket Wireless and AT&T PREPAID, formerly known as GoPhone.

John oversees the AT&T prepaid portfolio with a passion and commitment to drive growth for the business and great value for our customers. Under his leadership, the teams focus on delivering consistent world class service, reliability and value for no annual contract wireless customers across the country.

Prior to leading the prepaid business, John led the customer experience effort for AT&T Mobile and Business Solutions. He also led the retail sales operations team, and served in several sales and customer service leadership roles at AT&T, Cingular Wireless and Pacific Bell Mobile Services.

He is passionate about youth development and programs that take innovative approaches to growing emerging leaders. He serves on the executive board of directors for Junior Achievement of Georgia, and the Board of Directors for the Metro Atlanta Chamber of Commerce, the Georgia Aquarium, and the Buckhead Coalition. Dwyer also serves as the Boy Scouts Golden Eagle Chairman and sits on the board of the Boy Scouts Atlanta area council.

John earned a bachelor's degree in marketing at the University of Wisconsin and a master's degree in finance at the University of Chicago.

Tiffany Baehman is Vice President and Chief Marketing Officer of Cricket Wireless, an AT&T subsidiary and one of the fastest growing companies in prepaid wireless. As head of Cricket's marketing organization, she leads 95 professionals in delivering the company's advertising and promotions, product and device management, pricing, acquisition and retention, retail merchandising, and consumer insights.

Prior to Cricket, the 23-year wireless industry veteran of consumer marketing, sales and operations, served as AT&T's Vice President and General Manager - Liberty States Markets. In her role, she oversaw the sales and operations for more than 1,500 employees, 120 AT&T Retail locations, more than 385 National Retail partners and 148 Authorized Retail locations in Pennsylvania, southern New Jersey, Delaware and parts of Ohio and West Virginia. During her tenure she spearheaded initiatives to enhance the company's wireless network, deliver an extraordinary customer experience, and improve workforce diversity.

George Cleveland is Vice President of Channel Operations at Cricket. He is responsible for Cricket's sales operations, customer care, training and communications, distribution planning, national retail and the digital experience. Prior to his current role, George was assistant vice president of the AT&T Customer Solution Centers. George began his telecom career in 1996 as a senior accountant with BellSouth Cellular in Atlanta. From there, he progressed through several sales leadership roles within AT&T Mobility before assuming the role of regional sales operations director for Company Owned Retail supporting the South Central region. He then became executive director of AT&T University. George is a certified CPA and has a Bachelor of Arts degree in Accounting from Morehouse College.

Andy Wilson is the vice president of Business Operations for the AT&T Prepaid Portfolio, including Cricket Wireless and AT&T PREPAID. Andy leads the team responsible for business development, supply chain, operations, forecasting and analytics, reporting and strategic pricing for the prepaid wireless portfolio. Prior to joining AT&T’s Prepaid Portfolio, he led the wireless marketing team responsible for pricing and promotions, forecasting and marketing communications for AT&T’s Wireless, DIRECTV and Broadband/Fiber marketing businesses. Andy joined Cellular One/AT&T in 1990 and held various sales leadership positions including vice president of sales and marketing for Cellular One Boston/AT&T, president and general manager for Pacific Bell Mobile Systems and New York’s Cellular One/AT&T upstate markets. In 2000, Andy was appointed to VP of Consumer Marketing for Cingular Wireless/AT&T. He was responsible for driving the wireless penetration and revenue growth of the newly formed joint venture between SBC/AT&T and Bellsouth. He led pricing, promotions, marketing communications, and field marketing for the mobility business.

Dave Fine is the Vice President of Sales for the new Cricket. Dave and his team will be responsible for executing new Cricket's growth strategy. Dave has been with AT&T for the past 18 years where he has served in many leadership roles throughout the AT&T Mobility business. Previous roles include Area Sales Manager for Cincinnati and Cleveland, Director of Sales for Ohio, Michigan and Southern California, Vice President and General Manager for Minnesota/Northern Plains and most recently Vice President and General Manager for Illinois, Wisconsin and NW Indiana. He is a proven sales leader with a deep understanding of the wireless marketplace. Dave is a native of Newark, N.J., a 14 year cancer survivor and graduate of DeVry University.

Justin McNamara leads Network & Engineering at Cricket Wireless. He is responsible for the entire Cricket network, including monitoring the overall performance, building the capacity needed for growth and designing, testing and delivering future network services from LTE to VOLTE and WiFi calling.

In 1994, Justin started with AT&T in Dublin, Ireland, and was one of the original Aio Wireless employees that lead the launch of the new company. Before joining Cricket, Justin has served many roles in AT&T from leading the design and evolution of mobile messaging to delivering the first set of AT&T network APIs for 3rd parties.
He currently holds over 100 patents in telecommunications and wireless.

Justin holds a (BSC) Degree in Applied Mathematics and Computing and a Master (MSC) Degree in Neural Network from the University of Limerick, Ireland.