Geo Energy Resources

Chan Cheng Fei: Appointed chief financial officer on Oct 3. Mr Chan, 45, was previously chief financial officer of Chasen Holdings.

k1 Ventures

Steven Jay Green: Resigned as chairman and chief executive, effective on Oct 27. Mr Green, 71, is leaving due to personal commitments.

Neo Boon Siong: Becomes non-executive and independent chairman on Oct 27. Dr Neo, 59, is dean and Canon Professor of Business at the Nanyang Business School of Nanyang Technological University.

Jeffrey Safchik: Mr Safchik, 65, will succeed Mr Green as chief executive and executive director on Oct 28.

Nico Steel Holdings

Egmont Oswin Guneratne: Appointed executive director on Oct 3. Mr Guneratne, 45, oversees business development. He was previously the agency franchise holder of Capital Asia Group in Malaysia.

OKH Global

Lock Wai Han: Appointed executive director and chief executive officer on Oct 5. Mr Lock, 49, was previously a property consultant at Singpost and executive director and group chief executive at Rowsley.

Oriental Group

Ong Wee Chuan: Resigned as non-executive director. Mr Ong, 50, left on Oct 3 to pursue personal interests.

Ziwo Holdings

Li Jianmin: Resigned as executive director. Mr Li, 63, left on Oct 6 to pursue other personal commitments and business opportunities.