Latham & Watkins was the top mergers and acquisitions (M&A) legal adviser in the technology, media and telecom (TMT) sector during 2025 by both value and volume, according to the latest legal advisers league table by GlobalData, a leading intelligence and productivity platform.

An analysis of GlobalData’s Financial Deals Database reveals that Latham & Watkins achieved the leading position having advised on 164 deals worth $370 billion.

Aurojyoti Bose, Lead Analyst at GlobalData, comments: “Latham & Watkins was among the only two advisers with triple-digit deal volume in 2025. Moreover, several of the deals advised by it were big-ticket deals, which helped it secure the top spot by value as well. The American multinational law firm advised on 29 billion-dollar deals* that also included seven mega deals valued more than $10 billion.”

Kirkland & Ellis occupied the second position in terms of volume with 141 deals, followed by Wilson Sonsini Goodrich & Rosati with 85 deals, CMS with 83 deals and DLA Piper with 81 deals.

Meanwhile, Wachtell, Lipton, Rosen & Katz occupied the second position in terms of value, by advising on $368.8 billion worth of deals, followed by Cravath Swaine & Moore with $247 billion, Simpson Thacher & Bartlett with $216.1 billion and Skadden, Arps, Slate, Meagher & Flom with $205.1 billion.*Deals valued ≥ $1 billion