Finsbury has again topped the PRWeek financial PR league table, advising on 86 deals - including the £8bn sale of Thames Water - worth more than £73bn this year.
Rival Brunswick came second after acting on 187 deals worth £67bn.
The Maitland Consultancy's work on Mittal's £15bn bid for Arcelor, as well as Standard Life's float, helped to propel the agency into third place with deals worth £50bn.
But as with bankers, the squabbling over the rankings has started already.
Click here for the full PRWeek Financial League Tables for 2006