Bermudian-based RenaissanceRe has promoted five members of its underwriting team.
Justin O'Keefe has been made chief underwriting officer, North America and Bermuda.
Cathal Carr becomes chief underwriting officer, Europe, in addition to the role of global head, Climate and Sustainability Underwriting Strategy.
Marc Amen has been made president, Renaissance Reinsurance US, in addition to his role as global head, casualty reinsurance.
Fiona Walden has taken on the post of chief underwriting officer, casualty & specialty, and Bryan Dalton has become chief underwriting officer, property.