Puan Zarinah replaces Dato' Seri Ainum Mohd Saaid who was appointed as the Attorney General on 1 January 2001.

Puan Zarinah will leave her current positions as Deputy Chairman of Shell Malaysia and Director of the company's Human Resources, Corporate Affairs and Legal Department, to take up the appointment with the SC. Puan Zarinah has served the company for the last 22 years.

As the DCE, Puan Zarinah's portfolio involves overseeing the SC's Market Supervision, Enforcement and Corporate Resources divisions. This would entail, among others, supervision of the SC's market surveillance, primary market regulations, intermediary supervision, licensing, financial reporting surveillance and compliance, investigation and prosecution functions. She will also be in charge of finance and human resource matters.

Prior to Shell, Puan Zarinah served as a Magistrate in Johor Bahru, Senior Assistant Registrar in the Penang High Court, Solicitor in the Public Trustee's Department and Assistant Parliamentary Draftsman in the Attorney General's Chambers.

Puan Zarinah graduated with an LLB (Hons) from University Malaya in 1976.

Puan Zarinah also sits on the Board of Directors of various Shell companies as well as on the Board of Trustees of various Shell Malaysia Trust Funds. She is also the Vice President of the Malaysian Employers Federation and serves as a member on the Board of Directors of SOCSO, the HR Consultative Panel of the National Productivity Corporation and the Board of Governors and the Board of Trustees of Kolej Tuanku Jaafar.