Debevoise & Plimpton and Wachtell Lipton Rosen & Katz have taken lead roles on Altegrity’s $1.13bn (£780m) purchase of risk consultancy Kroll, reports The Am Law Daily.

Debevoise advised Altegrity with a team led by M&A partner Kevin Rinker alongside finance partner Paul Brusiloff, intellectual property partner Jeffrey Cunard, employee benefits partner Jonathan Lewis, and tax partner Peter Schuur.