George Mavrantzas is a seasoned financial services & payments executive with over two decades in the industry.  In George’s current role as Client Relationship Executive, George is a member of the Round Table Financial’s Executive team. He devises & executes strategic decisions for the business and delivers thought leadership and on-site presentations. 

Mavrantzas has extensive leadership experience at some of today’s most innovative fin tech companies.  He spent the last 6 years as Vice President of Strategy & Thought Leadership at ADP where as a prolific speaker and industry expert delivered hundreds of presentations to a variety of industry professionals in Payroll, HR, & Treasury.  Prior to ADP, Mavrantzas spent close to a decade as a member of the Global Cash Card executive team that successfully developed into the largest independent paycard provider in the country.  The growth and success of Global Cash Card led to the record acquisition by ADP in October of 2017.  In addition, Mavrantzas has served with distinction at rapid! Paycard, Incomm, ITC Financial Services, Powertel, & T-Mobile.

He is a national member of PayrollOrg and serves on the National Speakers Bureau. A graduate of the University of North Florida, George resides in Jacksonville, Florida.