Greenberg’s Aquiline to Buy Aon Unit as Takeover OK Sought (1)

Aon Plc agreed to sell its U.S. retirement business and a related unit for $1.4 billion as regulators review its pending takeover of Willis Towers Watson Plc.

Jeff Greenberg’s Aquiline Capital Partners will acquire the retirement operation, while Alight will buy Aon Retiree Health Exchange, Dublin-based Aon said in a statement Thursday. Greenberg is the former chief executive officer of insurance brokerage Marsh & McLennan Cos.

Aon agreed in March 2020 to buy London-based Willis Towers Watson in an almost $30 billion transaction, and the two companies said at the time that they expected the deal to be ...