Latham & Watkins led mergers and acquisitions (M&A) legal advisory by deal value in the technology, media and telecom sector (TMT) during the first three quarters of 2025, handling transactions worth $180.5bn, according to GlobalData.
Kirkland & Ellis advised on the highest number of deals, with a total of 106 transactions during the same period.
Go deeper with GlobalData
Access deeper industry intelligence
Experience unmatched clarity with a single platform that combines unique data, AI, and human expertise.
GlobalData lead analyst Aurojyoti Bose said: “Kirkland & Ellis was the top adviser by volume during Q1-Q3 2024 and retained that position during Q1-Q3 2025 as well. It also continues to outpace its peers by a significant margin in terms of volume and was the only adviser with triple-digit deal volume during Q1-Q3 2025. Moreover, it also held the third position by value during the review period.
“Meanwhile, the total value of deals advised by Latham & Watkins increased more than fourfold during Q1-Q3 2025 compared to the same period a year earlier, helping it to improve its ranking from the sixth position to the top position.
“Latham & Watkins advised on 20 billion-dollar deals during Q1-Q3 2025, including five mega deals valued more than $10bn. It also held the second position by volume during Q1-Q3 2025.”
The data, sourced from GlobalData’s Financial Deals Database, shows that Wachtell, Lipton, Rosen & Katz ranked second in deal value, advising on $161.7bn in transactions.
US Tariffs are shifting - will you react or anticipate?
Don’t let policy changes catch you off guard. Stay proactive with real-time data and expert analysis.
By GlobalDataKirkland & Ellis followed with $140.3bn, while Paul, Weiss, Rifkind, Wharton & Garrison and Cravath Swaine & Moore advised on $125.8bn and $109.4bn, respectively.
In terms of deal volume, Latham & Watkins placed second, advising on 77 transactions.
CMS followed with 56 deals, Wilson Sonsini Goodrich & Rosati with 55, and Gibson, Dunn & Crutcher with 45.
GlobalData, a data and analytics company, compiled the legal advisers league table based on M&A activity within the technology, media and telecom sector from January to September 2025.
GlobalData’s league tables are based on the real-time tracking of thousands of company websites, advisory firm websites and other reliable sources available on the secondary domain. A dedicated team of analysts monitors all these sources to gather in-depth details for each deal, including adviser names.
To ensure further robustness to the data, the company also seeks submissions of deals from leading advisers.
