Siah Weng Yew

Partner, Audit & Assurance

IT, Data & Analytics Leader, Controls Assurance Leader, Southeast Asia

Siah Weng Yew

Weng Yew leads both the IT, Data & Analytics, and Controls Assurance practice in Southeast Asia. He has more than 28 years of audit and advisory experience, and has worked on projects across a broad range of industries and sizes that span the globe.

His expertise includes Information Technology audits, corporate governance and the Committee of Sponsoring Organizations (COSO) Framework, Sarbanes Oxley Consulting, Security Assessments, Security Solution Implementation and ISAE / SSAE 3402 third party service provider certifications.

In addition, Weng Yew conducts external seminars and internal Deloitte workshops on various topics ranging from risk management matters to security awareness and compliance.