ユナイテッドレンタルズ
On December 21, 2007, a Delaware Chancery Court ruling denied United Rentals' attempt to force Cerberus to follow through on the takeover bid. However, the court did order Cerberus to pay the $100 million termination fee stipulated in the original agreement.
On December 16, 2011, United Rentals and RSC Holdings, Inc. announced that they had entered into a definitive merger agreement, under which United Rentals would acquire RSC in a cash-and-stock transaction. The largest merger in rental equipment history was finalized on April 30, 2012, boosting URI to what was at the time a 13 percent market share of the equipment rental industry.
In 2013, United Rentals moved its headquarters from Greenwich, Connecticut, to Stamford, Connecticut.
On September 11, 2018, United Rentals announced an agreement to add BlueLine Rental, one of the top ten rental equipment companies in North America, to its growing list of acquisitions. United Rentals' board of directors unanimously approved the deal to purchase BlueLine from Platinum Equity for about $2.1 billion in cash. BlueLine has 114 locations in 25 US states, Canada, and Puerto Rico, and approximately 46,000 rental assets marketed primarily to mid-sized and local accounts.
On December 7, 2022, United Rentals completed the acquisition of Ahern Rentals, Inc. for approximately $2.0 billion in cash, adding Ahern's 106 rental facilities and approximately 66,000 rental assets.