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MSIG USA Names Oscar Aguilar to Lead E&S Property Unit

Summarized from Banking & Financial Services

MSIG USA has appointed Oscar Aguilar as head of its excess and surplus property division, tapping his 20-plus years of industry experience.

MSIG USA Names Oscar Aguilar to Lead E&S Property Unit

MSIG USA announced Monday the appointment of Oscar Aguilar as head of excess and surplus property, bolstering its leadership team in a specialty insurance segment that has drawn significant market attention in recent years.

Aguilar brings more than two decades of underwriting and leadership experience to the role, with concentrated expertise in the excess and surplus lines market as well as shared and layered property structures — complex coverage arrangements typically reserved for risks that standard carriers decline to write.

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The hire signals MSIG USA's continued investment in its E&S property capabilities at a time when the broader surplus lines market has expanded sharply, driven by carriers retreating from catastrophe-exposed regions and tightening terms on admitted policies.

MSIG USA is the U.S. arm of MS&AD Insurance Group, one of the largest insurance holding companies in Asia. The New York-based operation competes across multiple commercial specialty lines, and Aguilar's appointment adds a senior underwriting voice to its property leadership structure.

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Frequently Asked Questions

Q.Who is Oscar Aguilar and what is his background?

Oscar Aguilar is the newly appointed head of excess and surplus property at MSIG USA. He brings more than two decades of underwriting and leadership experience in the property market, with deep expertise in E&S, shared, and layered coverage structures.

Q.What does MSIG USA's excess and surplus property division do?

The excess and surplus property unit handles property risks that standard admitted carriers typically decline to write, often involving complex shared and layered coverage arrangements.

Q.When did MSIG USA announce Oscar Aguilar's appointment?

MSIG USA announced the appointment on September 29, 2026, via a press release issued in New York.

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