Ascot, a Bermuda headquartered insurance and reinsurance firm, has announced the appointment of John O’Brian as Executive Vice President and Head of Environmental.
O’Brian will be responsible for launching an environmental liabilities and related specialty product business unit accessing both the Admitted and E&S capabilities of Ascot Insurance U.S.
“John is one of the market’s leading experts in the environmental class,” said Greg Wolyniec, President and Chief Executive Officer, Ascot Insurance U.S.
“His knowledge of the sector and relationships with brokers and clients are very well aligned with our strategy of backing best in-class talent as we grow our business in the U.S.”
O’Brian, who brings over 26 years’ experience to the firm, was previously President of environmental businesses at both Ironshore and AIG.




