Law firms Cross-border teams at Gibson Dunn and Weil advise on $18bn Willis and Towers Watson merger Legal Business · 30 June 2015 · 2 min read Corporate and M&A Gibson Dunn Weil, Gotshal & Manges US duo Gibson, Dunn & Crutcher and Weil, Gotshal & Manges have won key roles on the headline merger of Willis Group Holdings, one of the world’s oldest insurance broker, and human resources consultancy Towers Watson, for $18bn.Your limit of 1 article in 30 days is up. Please login for full access or subscribe. Corporate users - click here for simple access (no password needed). For more information, please contact [email protected] Related ContentMore in this categoryTrading Places: Paul Weiss hires in M&A as Paul Hastings and Latham bolster disputesLaw firmsWill Lewallen3 Jun 2026Revolving Doors: Kirkland hires top IP barrister as Gibson Dunn builds City real estate practiceLaw firmsNews Editor2 Jun 2026Elite US firms in the cockpit as SpaceX files for landmark IPOLaw firmsKate Peacock21 May 2026Five firms ordered in for Uber’s €10bn Delivery Hero bidLaw firmsKate Peacock2 Jun 2026Freshfields appoints M&A star as new US managing partnerLaw firmsWill Lewallen1 Jun 2026‘It’s harder than it looks’ – inside the $1.65bn elite Indian cricket sale with the Macfarlanes partners behind the dealLaw firmsTom Cox29 May 2026Revolving doors: Simpson Thacher, Latham, Sidley lead New Year London movesLaw firmsAnna Huntley9 Jan 2025‘Seize every opportunity’ – Paul Hastings partner Reena Gogna on City law, Suits and poetryLaw firmsAnna Huntley7 Jan 2025Five partners vie to succeed Hoyland as Simmons managing partnerLaw firmsTom Cox7 Jan 2025