A&O Shearman and CMS have emerged as the highest authorized advisers when it comes to deal worth and deal quantity, respectively, in the course of the first three quarters of 2025 within the panorama of European mergers and acquisitions (M&A).
This rating is predicated on knowledge from GlobalData, a outstanding knowledge and analytics agency.
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GlobalData’s monetary offers database revealed that A&O Shearman secured the highest spot for deal worth, advising on transactions totalling $71.7bn.
Then again, CMS was on the forefront when it comes to deal quantity, having suggested on 185 offers.
GlobalData lead analyst Aurojyoti Bose stated: “CMS was the highest adviser by quantity throughout Q1-Q3 2024 and managed to retain its management place throughout Q1-Q3 2025. CMS, not solely led by quantity, but in addition outpaced its friends by a big margin. In actual fact, it was the one agency with triple-digit deal quantity throughout Q1-Q3 2025.
“The involvement in big-ticket offers positioned A&O Shearman manner forward of its friends when it comes to worth throughout Q1-Q3 2025. It suggested on 16 billion-dollar offers throughout Q1-Q3 2025 that additionally included one mega deal valued greater than $10 billion. Other than main by worth, the agency additionally occupied the third place by quantity throughout Q1-Q3 2025.”
The second place for deal quantity was claimed by White & Case, which suggested on 99 offers.
White & Case was adopted by A&O Shearman with 95 offers, Cuatrecasas with 76 offers and Baker McKenzie with 68 offers.
Within the realm of deal worth, Skadden, Arps, Slate, Meagher & Flom took the second spot, advising on offers value $49.3bn.
It was adopted by Latham & Watkins with $37.8bn, White & Case with $37.2bn, and Kirkland & Ellis with $29.1bn.
GlobalData’s league tables are based mostly on the real-time monitoring of 1000’s of firm web sites, advisory agency web sites and different dependable sources out there on the secondary area. A devoted crew of analysts screens all these sources to assemble in-depth particulars for every deal, together with adviser names.
To make sure additional robustness to the information, the corporate additionally seeks submissions of offers from main advisers.
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