GlobalData’s newest league desk positioned Sullivan & Cromwell first by deal worth and Alston & Fowl first by deal depend amongst authorized advisers on monetary providers mergers and acquisitions (M&A) within the first half of 2026.
Utilizing knowledge from its Monetary Offers Database, GlobalData reported that Sullivan & Cromwell labored on transactions price $24.9bn, the best whole by worth. Alston & Fowl recorded the best variety of mandates, with 23 offers.
Within the worth rating, White & Case was in second place with $18.6bn, adopted by Clifford Likelihood on $18.2bn, Paul, Weiss, Rifkind, Wharton & Garrison on $16.9bn, and Latham & Watkins on $16.7bn.
Within the quantity desk, Kirkland & Ellis ranked second with 22 offers. Simpson Thacher & Bartlett adopted with 21, whereas Latham & Watkins suggested on 20 offers.
GlobalData lead analyst Aurojyoti Bose commented: “Alston & Fowl was the highest adviser by quantity in H1 2025 and retained its management place by this metric in H1 2026, regardless of a year-on-year decline within the whole variety of offers suggested by it.
“Equally, there was a decline within the whole worth of offers suggested by Sullivan & Cromwell in H1 2026 in comparison with H1 2025. Nonetheless, it remained nicely forward of its friends when it comes to worth. Sullivan & Cromwell additionally occupied the fifth place by quantity with 16 offers.”
GlobalData’s league tables are primarily based 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 group 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.
“Sullivan & Cromwell and Alston & Fowl led H1 2026 monetary M&A authorized adviser rankings ” was initially created and printed by Packaging Gateway, a GlobalData owned model.
