Thomas Graf, CEO

Thomas Graf joined Greentube in September 2011 and looks back at a successful career in the gaming industry.

Thomas has spent more than 20 years working in the gaming industry, gathering invaluable experience in R&D, marketing, intellectual property and operations management of all gaming verticals. His main responsibilities at Greentube include strategic planning, new business development, product and game development, intellectual property and integration management.

Georg Gubo, COO

Georg Gubo has many years of experience in various leading roles in the gaming industry including land-based EGM platforms and casino systems. He has been onboard at Greentube Internet Entertainment Solutions GmbH since September 2015.

He is managing all daily activities of the Greentube group, including all subsidiaries, reporting to the CEO of Greentube. Furthermore he is managing director of Greentube and other subsidiaries.

Michael Bauer, CFO/CGO

Michael Bauer joined Greentube in February 2015 after having already worked for NOVOMATIC Group for two years. He has 10 years of experience in corporate and structured finance, and a strong project management background.

As CFO, Michael is responsible for all accounting, controlling and treasury related matters and coordinates M&A activities and the integration of acquired companies and also provides operational support to the organization for new-market entries. Additionally, as CGO, he is responsible for game production and sales.

Trevor De Giorgio, CLO

Dr. Trevor De Giorgio is employed at Greentube as Chief Legal Officer since 2017. Prior to this he occupied the position of Head of International Compliance Manager for Greentube. In his current role Trevor focusses on international regulatory (including licensing) and public affairs for Greentube as well as all legal matters pertaining to the Company and its subsidiaries.

Before joining Greentube, Trevor worked within the Lotteries and Gaming Authority’s Legal department paying particular attention to EU Affairs and Developments. In this role Trevor drafted the LGA’s position on a number of European Issues as well as attending European Council meetings in Brussels. Prior to this Trevor was employed as a Parliamentary Assistant to Dr. Simon Busuttil MEP at the European Parliament in Brussels followed by a year long experience at Ganado Sammut Advocates.

Ronald van den Brink, CCO

Ronald van den Brink joined Funstage GmbH in 2010 as Marketing Manager. His vast marketing experience is built upon many years in the gaming industry, stretching back to 2006. In 2014, Ron attained the position of Marketing Director, contributing significantly to the continuous growth of the B2C brands. He has played a key role in strategic and organizational decisions. Responsible for all B2C operations, he is also overseeing website & app development, customer service, as well as marketing, CRM and communications.

Obaid ur Rehman Malik, CTO

Obaid ur Rehman Malik is Chief Technology Officer at Greentube where he oversees the repositioning of the company’s platform vertical towards fast-changing markets. He began his career at the company in 2016 as a Delivery Manager, before quickly progressing to Head of Corporate Portfolio and Projects the following year. As of 2019, Obaid has been responsible for the platform supporting B2C RMG and Social side of the business, as well as IT organisation throughout the Greentube Group.

Obaid has over 10 years’ experience in the gaming industry. During his tenure at Greentube, Obaid has succeeded in establishing the portfolio and project department, introducing processes that have given the organisation the flexibility to adapt to strategy changes on quarterly basis.