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Management Team

Tony Carango

Senior Managing Director

Tony Carango joins Greran Group as Senior Managing Director January 2019. He has over 15 years of corporate finance and investment experience in the energy, infrastructure and industrial sectors. Prior to joining Greran Group, Mr Carango was a Managing Director at Ion Pacific Limited, where he focused on their industrial technology franchise, and in Nomura’s investment banking division, where he served as their head of oil and gas advisory in Asia (ex-Japan) for 5 years.

Mr. Carango has been working in Hong Kong since 2008 where he worked at Lehman Brothers’ global Natural Resources IB team in which he worked on numerous cross-border public and private M&A transactions for multinational and state-owned energy companies throughout Asia and abroad. He has also advised on numerous capital raisings, including public equity offerings in the United States, Hong Kong and Singapore, and debt offerings throughout the Unites States and Asia.

Mr. Carango received a BSc in Mechanical Engineering from the United States Military Academy at West Point and an MBA from Harvard Business School.

Violeta Berniczky


Violeta Berniczky joined the Group in 2001 and has held various executive positions within the finance and accounting departments of the various operating businesses. Mrs Berniczky became the Treasurer in 2014. She is involved with all financial aspects of the businesses within the Group.

Mrs Berniczky has a BA in International Trade from The Bucharest University of Economic Studies, Romania and an MBA in International Finance from St. John's University New York, USA.

Betty Cheung

Director Corporate Affairs

Betty Cheung joined Greka Limited in Hong Kong office since 2004 and is currently Director, Corporate Affairs of the Family Office. She is responsible for the administration and human resources management of the executive team. In her current capacity, Ms Cheung oversees the Foundation and the Future Leaders Programme. Prior to joining Greka, she worked at Burberry and Fendi within the advertising department as well as a business analyst for Nortel Networks.

Ms Cheung holds a Master of Business Administration from California State University, Hayward and a Bachelor of Business Administration, Finance from California State University, Los Angeles.