Global:Aon announces appointments to ReSpecialty team

By MEIR team | 17 May 2026

Image of Mr Jimmy Mitchell courtesy of LinkedIn.

Global Property & Casualty C-Suite People Specialty Reinsurance

Aon has appointed Mr Adam Rimmer as a Senior Property Specialty Broker and Mr Jimmy Mitchell as Vice President of Global ReSpecialty.

Mr Rimmer joined from FloodFlash, where he was co-founder and CEO. Prior to that, he worked with RMS. He brings strong technical knowledge of property reinsurance, insurance-linked securities and parametric solutions.

In his new role, Mr Mitchell works with clients to structure global treaty portfolios, leveraging his experience and market relationships to broaden access to proportional reinsurance markets. He joined Aon’s Commercial Risk team in 2025, after working at Guy Carpenter and Willis.

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