The Bangkok-based director joins from Allianz Ayudhya, where he ran the insurer's international private medical portfolio across individual, SME, and large corporate business.
Oliver Pryce returns to Willis to succeed Roberts as head of corporate risk & broking for Southeast Asia, with both appointments taking effect from Jan 2027.
The region added a record 513.3 GW last year, but supply-chain disruption, climate volatility and China's subsidy changes are reshaping how those projects get insured.