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Ministry of Digital Development and Information
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MDDI senior management

Meet the senior management team leading MDDI.

Last updated 10 October 2025

Joseph Leong

Permanent Secretary (Digital Development and Information)
Permanent Secretary (Smart Nation), PMO
Permanent Secretary (Cybersecurity), PMO

Chng Kai Fong

Permanent Secretary (Information and Development), MDDI
Permanent Secretary (Development)(Smart Nation)(Cybersecurity), PMO

Tan Chye Hee

Permanent Secretary (Information and Development), MDDI

Foo Kok Jwee

Chief of Government Communications

David Koh

Chief Executive of Cyber Security Agency of Singapore
Chief of Digital Security & Technology

Poon Hong Yuen

Deputy Secretary (Digital Economy & International), MDDI

Sim Feng-Ji

Deputy Secretary (Digital Government), MDDI

Gwenda Fong

Deputy Secretary (Digital Society & Development), MDDI