Three US-based law firms were among the top five legal advisers on European buyouts in 2013, according to new figures that underline the growing presence of American firms in the region.

Chicago-based Kirkland & Ellis, which has a strong presence in the London buyout market, is ranked as the top law firm for European private equity deals based on deal value, according to the data provider Mergermarket. In 2013, the firm worked on 25 deals worth approximately €9.1 billion, according to Mergermarket. The data is based on the total value of deals and is accurate to December 19.