Eric Andersen
Chief Executive Officer
AIG
Leadership History
3 leaders · Full leadership timeline
Eric Andersen is the CEO of AIG.
| Name | Role | From | To | Years in role |
|---|---|---|---|---|
| Eric Andersen | Chief Executive Officer | — | Present | — |
| Peter Zaffino | Executive Chairman and Former CEO | — | Present | — |
| Lou Levinson | President and CEO, Lexington Insurance Company | — | Present | — |
American International Group, Inc. (NYSE: AIG) is one of the world's most storied and influential multinational insurance organizations, providing corporate risk solutions, commercial property and casualty underwriting, and specialty lines to businesses across approximately 190 countries and jurisdictions. Headquartered at 1271 Avenue of the Americas in New York City, AIG has completed one of the most remarkable corporate transformations in American financial history. Shedding its sprawling legacy conglomerate structure and completing the multi-billion-dollar spin-off of Corebridge Financial (Life & Retirement), modern AIG operates as a focused, disciplined global commercial P&C carrier. Under the strategic vision of Peter Zaffino and Chief Executive Officer Eric Andersen, AIG has revitalized its foundational underwriting excellence. The company anchors the excess and surplus (E&S) commercial insurance market through Lexington Insurance Company, provides unmatched global fronting capabilities for multinational corporations, and generates over $46 billion in net premiums written with disciplined combined operating ratios well under 90%.
AIG operates a disciplined, high-capacity global commercial property and casualty business model organized into two primary divisions within General Insurance: (1) Commercial Insurance (~75% of premiums), which underwrites commercial property, general liability, financial lines (D&O/E&O), cyber risk, marine, aerospace, and energy infrastructure across North America and International markets; and (2) Personal Insurance (~25%), which underwrites high-net-worth personal property (Private Client Group partnership), travel insurance, and personal accident/health. AIG commands an extraordinary market position through its wholly owned subsidiary Lexington Insurance Company—the largest surplus lines underwriter in the United States—which underwrites high-risk, complex commercial exposures that standard admitted carriers decline. AIG monetizes its platform through gross written premiums, net earned premiums, reinsurance quota-share commissions, and investment returns across its $90+ billion general investment portfolio.
Chief Executive Officer
Executive Chairman and Former CEO
President and CEO, Lexington Insurance Company
These officers report to the chief executive and are not part of the CEO timeline above.
AIG navigates several critical industry risks: (1) Persistent social inflation and third-party litigation funding in US courts, which inflates commercial liability jury verdicts and casualty claims severity; (2) Global climate volatility and severe convective storm seasons that periodically stress commercial property loss ratios; (3) Intense competition in commercial specialty lines from agile competitors including Chubb, Berkshire Hathaway Specialty, and Lloyd's syndicates; and (4) Navigating foreign exchange fluctuations and sovereign regulatory shifts across its international operating territories.
Peter Zaffino has served as Chief Executive Officer of AIG since March 2021 and Chairman of the Board since 2022, leading the company's turnaround.
Peter Zaffino previously served as CEO of Guy Carpenter and CEO of Marsh, bringing decades of global reinsurance brokerage and risk management leadership.
Maurice 'Hank' Greenberg served as Chief Executive Officer of AIG for 37 years from 1968 until 2005, expanding its market valuation from $300M to over $180 billion.
Peter Zaffino orchestrated the total operational turnaround of AIG, spinning off Corebridge Financial, de-risking general insurance, restoring sub-90% combined ratios, and completing the transition to Eric Andersen.
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