Sompo International Appoints SCOR Veteran Nicolas Berg as UK Insurance CEO

Sompo International Holdings Ltd. today announced that Nicolas (Nic) Berg is appointed CEO of Sompo’s UK Insurance business, effective October 1, 2026, subject to regulatory approval. Mr Berg joins Sompo from SCOR Group where he was most recently CEO of SCOR US and Head of P&C North America.

Mr Berg succeeds Sarah Stanford who has led the UK Insurance business through its initial integration period following Sompo’s acquisition of Aspen. Ms Stanford is stepping down as CEO, UK Insurance on September 30.

Mr Berg will be based in London and will report to Alessa Quane, CEO of International Markets.

A highly experienced CEO, Mr. Berg spent much of his 25-year career at AIG in a succession of global and regional executive roles focused on the UK and European markets. Based in London, he served as Head of Liability and Financial Lines for the UK, Lloyd's and EMEA, sat on the AIG Europe Ltd (UK) Executive Committee and chaired its Insurance Risk Committee. Mr. Berg has also led claims at scale, including as AIG Chief Claims Officer for North America.

“As an established insurance executive with deep industry knowledge and significant UK and global market experience, Nic brings a dynamic and forward-looking approach to leadership. He will play a critical role in advancing our strategy, accelerating our momentum and positioning Sompo as a leading commercial insurer in the UK market. I thank Sarah for her contributions and commitment and wish her all the best for the future.” said Alessa Quane, CEO of International Markets.