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Oscar Aguilar Appointed Head of Excess and Surplus Property at MSIG USA

MSIG USA has appointed Oscar Aguilar as its new Head of Excess and Surplus (E&S) Property. Aguilar brings over two decades of underwriting and leadership experience in the property market.

29 September 2026
Oscar Aguilar Appointed Head of Excess and Surplus Property at MSIG USA

New York – MSIG USA announced the appointment of Oscar Aguilar as its new Head of Excess and Surplus (E&S) Property. Aguilar brings more than two decades of experience in underwriting and leadership within the property insurance market. His expertise spans E&S, shared and layered property risks, and complex commercial accounts.

Aguilar joins MSIG USA from Liberty Mutual Insurance, where he most recently held the position of senior vice president and national manager for major accounts property. Prior to that, he led U.S. retail property for Liberty Mutual and spent six years at Ironshore Insurance, managing wholesale property operations across the Western and South Central regions.

MSIG USA CEO Peter McKenna stated that Aguilar's extensive background is crucial for developing the company's E&S property business. "Oscar brings the depth of underwriting expertise and market perspective that are essential to building a differentiated E&S property business," McKenna said. In his new role, Aguilar will be responsible for leading the strategy and development of MSIG USA's E&S property business, focusing on disciplined underwriting, portfolio performance, and sustainable growth.

Aguilar holds an MBA and a Bachelor of Science in business administration from California Coast University. This appointment is part of MSIG USA's broader strategy to enhance its capabilities and build a robust platform for brokers seeking expertise, responsiveness, and tailored solutions in the complex property insurance landscape.

Original source: prnewswire.com