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Aon Set to Acquire KKR-Backed USI Insurance in $17 Billion Deal

Aon is reportedly finalizing a deal to purchase USI Insurance, backed by KKR, for approximately $17 billion. This acquisition represents a significant move in the insurance sector.

9/17/2026, 10:00:40 AM

Aon plc is reportedly approaching a significant acquisition, with plans to acquire USI Insurance Services for about $17 billion, as indicated by sources familiar with the matter. USI is currently backed by the investment firm KKR & Co., which has played a major role in the firm’s growth since its buyout. The potential deal is poised to be one of the largest transactions in the insurance brokerage space in recent years, reflecting Aon's strategy to enhance its market presence and capabilities. KKR, a global investment firm, has been integral to USI’s expansion, focusing on diversified insurance services catering to various sectors. Aon's latest move underscores the competitive landscape of the insurance industry, where major players are increasingly looking toward mergers and acquisitions to fuel growth and adapt to changing market dynamics. The implications of this acquisition could be substantial, impacting not only Aon's operations but also the broader insurance market. Analysts are keenly monitoring this development, as it could redefine client service models and market competitiveness. While official comment from either Aon or KKR has not yet been revealed, sources suggest that a formal announcement might be forthcoming. This transaction, if finalized, would align with ongoing consolidation trends in the finance and insurance sectors, where larger firms seek to consolidate their foothold and broaden their offerings in an evolving marketplace.

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