The Board of Directors of Riverstone Holdings Limited announced the appointment of Puan Sabariah Binti Salleh as alternate director to Mr. Wong Teek Son with effect from 15 May 2023. The company approved the appointment of Puan Sabariah Binti Salleh as alternate director to Mr. Wong Teek Son, having reviewed the recommendation and assessment by the Nominating Committee. Puan Sabariah Binti Salleh has been with the Group for more than 20 years and possess the requisite qualification and experiences to assume the duties and responsibilities as alternate director to Mr. Wong Teek Son.

Her appointment as alternate director is part of the leadership refresh and succession planning. She will support Mr. Wong Teek Son, Executive Chairman and Chief Executive Officer in the day-to-day management of the Group including developing business strategies and overseeing the Group's operations. Puan Sabariah Binti Salleh joined Riverstone Resources Sdn Bhd, a wholly-owned subsidiary of the Company, as Contamination Control Engineer in August 1995.

Since then, she has been promoted to Senior QA Manager in the Group. Puan Sabariah is the Quality Management Representative, Environmental Management Representative and Social Compliance Representative and Lead Quality Audits for Environmental Audits (ISO 14001), and social compliance audits such as RBA, BSCI, and WRAP and also actively involved as a steering committee member for ISO 9001 and ISO 13485 Certification. Puan Sabariah oversees all aspects of quality management, environmental compliance and social compliance and takes proactive approach to continual improvement, driving positive changes in quality management systems and processes.

She serves as a customer reference for any quality technical issues, effectively resolving customer complaints and ensuring customer satisfaction. Professional Qualifications: BSC Chemical Engineering from University Technology Malaysia.