M1

Raymond Yeo Eng Ann: Ceases to be chief financial officer on Sept 14. Mr Yeo, 49, was appointed in 2014.

Nicholas Tan Kok Peng, 58: Named chief financial officer from Sept 1.

M Development

Tan Soe Cheng: Appointed financial controller on Aug 22. Ms Tan, 47, was D'Crypt finance manager until last October.

China Environment

Ng Wai Min Ray, 52: Appointed group general manager on Aug 22.

PSL Holdings

Wee Piew: Appointed chief executive and executive director on Aug 23. Mr Wee, 52, is former chief executive of HG Metal Manufacturing.

Imperium Crown

John Lyn Hian Woon, 57: Ceased to be chief executive and executive director on Aug 23. Mr Lyn, 57, was appointed to the post on June 30.

Wan Jinn Woei: Re-designated executive chairman and chief executive on Aug 23.

OKH Global

Tan Geok Chye: Stepped down as executive director on Aug 26. Mr Tan, 58, was re-designated group head of construction services.

UG Healthcare

Ang Beng Teck, 69: Retires as chief executive and executive director on Oct 19.

Lee Keck Keong, 62: Appointed chief executive effective on Oct 19.