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Executive Management

Datuk Mark Rozario

CEO,  Executive Management

Datuk Mark joined Adventa in November 2021 as appointed Chief Executive Officer.


Datuk Mark has gained immense experience in finance, management and strategic leadership in companies involved in accounting services, property development, manufacturing, healthcare, aerospace and innovation. He will manage the Company’s expansion, strategic planning, and diversification into technology, innovation and sustainable sectors.

Current Listed Company Directorship  :    Petronas Gas Bhd

Datuk Mark graduated from The London School of Economics (LSE) with a Bsc (Econ) in Accounting & Finance. He is a  member of the Institute of Chartered Accountant. He has held senior management roles in Schlumberger Asia, Sunway Group, Country Heights, Agensi Inovasi Malaysia and General Electric International.

Kwek Siew Leng

Executive Director

Ms. Kwek Siew Leng, was appointed to the Board of Adventa Berhad on 12 April 2004 and is presently the Chief Financial Officer and Executive Director of the Company. She joined the company in 2004.

Ms.Kwek joined one of the Company’s subsidiaries as Finance Manager in 2002 and assumed the position of Group Finance Manager of Adventa Berhad in 2003. She was subsequently promoted to Director in 2004. She is now responsible for the overall management and operations of the accounts, finance and M&A.

Board Committee                                 :    Renumeration

Current Public Listed Directorship    :    Adventa Bhd


Ms.Kwek is an Associate Member of the Chartered Institute of Management Accountants (CIMA) and a Chartered Malaysian Institute of Accountants (MIA). She was a manager of audit and accounting prior to joining the companies in the Adventa Berhad group. Her prior employment in public practice includes stints in statutory and regulatory reporting, financial planning, budgeting and forecasting, taxation, managerial skills as well as system development in various fields.

The Board regards Ms.Kwek as a Non-Independent Director

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