Datuk Nor Azimah Abdul Aziz is the Chief Executive Officer (CEO) of the Companies Commission of Malaysia (SSM), a position she has held since 1 May 2020. Prior to her appointment as CEO, she was the Deputy Chief Executive Officer (DCEO) of Regulatory and Enforcement and subsequently as DCEO of Corporate Services between 2016 and 2020. She joined SSM as General Manager of the Corporate Policy, Planning and Development Department in 2003. She began her career in 1992 as an Advocate and Solicitor, before transitioning into academia as a Law Lecturer at the Accounting Department, Faculty of Business and Management, Universiti Kebangsaan Malaysia (UKM). In July 2000, she was seconded to the Regulatory and Standards Department of the MIA.

Datuk Nor Azimah possesses extensive experience in corporate regulation and law reform and has played a significant role in the development and implementation of key legislation under the purview of SSM, including the Companies Act 2016, Interest Schemes Act 2016, Limited Liability Partnerships Act 2012 and Companies (Amendment) Act 2007. She currently serves in several national and international capacities, including as a Board Member of the AOB, Integrity Officer Accreditation Board (LPPIB), Financial Reporting Foundation (FRF), and Labuan Financial Services Authority (Labuan FSA). She is also a Member of the Approval and Implementation Committee of the Iskandar Regional Development Authority (IRDA) and an Executive Committee member of the Corporate Registers Forum (CRF), an association of international corporate registries and an Adjunct Professor at UKM.

Datuk Nor Azimah holds a Bachelor of Laws (LL.B) from Institut Teknologi MARA (now Universiti Teknologi MARA or UiTM) and a Master of Laws (LL.M in Business Law) from Aberystwyth University, United Kingdom.