Wasco Berhad Integrated Annual Report 2023

Notes to the Financial Statements FOR THE FINANCIAL YEAR ENDED 31 DECEMBER 2023 9 INVESTMENT IN SUBSIDIARIES (CONTINUED) Details of subsidiaries are as follows (continued): Group’s effective interest Country of incorporation Principal activities 2023 % 2022 % * WEGL Offshore Investments Pte. Ltd. 100 100e Singapore Investment holding * WEGL Investments Pte. Ltd. 100 100e Singapore Investment holding * PT Wasco Resources Indonesia 100 100e Indonesia Investment and property holding ~Wasco Engineering Australia Pty. Ltd. 100 100 Australia Dormant * WS Engineering Equipment Pte. Ltd. 100 100 Singapore Leasing of equipment and provision of operation and maintenance, and other related services to the oil and gas industry ~Mackenzie Hydrocarbons (Australia) Pty. Ltd. 100 100 Australia Provision of engineering consultancy and fabrication services * WS Engineering Technologies Pte. Ltd. 100j 92 Singapore Engineering and fabrication of oil and gas systems and equipment # PT. Wasco Engineering Indonesia 100j 92 Indonesia Provision of engineering, design, fabrication and construction services for oil and gas industry * Wasco E&P Services Limited 100 100 Hong Kong, SAR Investment holding * Wasco China International Limited 100 100 Hong Kong, SAR Investment holding * Ashburn Offshore Oil & Gas Equipment & Engineering (Tianjin) Co. Ltd. -q 65 People’s Republic of China Design and manufacturing of products to the oil and gas industry * Ashburn International Trade (Tianjin) Co. Ltd. -q 65 People’s Republic of China International trade, processing and assembling, storage of bonded goods and development of high technological products and consultancy services Wasco Process Engineering Sdn. Bhd. (formerly known as Jutasama Sdn. Bhd.) 100 100 Malaysia Contracting of industrial engineering projects 211 Wasco Berhad

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