Ezra Holdings

Koh Poh Tiong: Will step down as non-executive chairman on Feb 1. He will also relinquish his role as senior adviser to the group. This is to enable him to focus on his work with other organisations that he is involved in.

Lee Kian Soo: The group founder will assume the post of non-executive chairman.

Jacks International

Zhong Wenqing: Appointed as chief executive officer with effect from Dec 7.

Jason Holdings

Lim Chwee Kim: Appointed as non-executive director and chairman from Dec 10.

Marco Polo Marine

Ho Kian Teck: Resigned as group financial controller with effect from Dec 11 to pursue other career interests.