ARL displays data on all Corporate Advisers and their Quoted Clients.

We rank Auditors, Financial Advisers Financial PR Advisers, Law Firms, Registrars and Stockbrokers by:

  • Their number of quoted clients
  • The size of their clients
  • The number of clients in the main FTSE Indices and FTSE Sectors

These rankings are regularly reported in the financial press and appear in our well-established Corporate Advisers Rankings Guide and AIM Advisers Rankings Guides which are published each quarter.

Corporate Advisers and their current Quoted Clients are also available as Excel downloads from our Adviser Intelligence offering.


If you have any client additions or deletions, please fill in the Client Update Form. For any new clients, please provide a contact name and email address for verification of the relationship. Companies must consider your firm to be their primary retained corporate adviser, in either a sole or joint capacity. We do not list advisers undertaking work on an ad hoc basis.


A full list of qualifying companies can be seen here. These include:

  1. UK, Isle of Man and Channel Island companies quoted on the London Stock Exchange 
  2. Most International Companies trading on the LSE with Ordinary Shares or equivalent 
  3. All AIM registered companies
  4. Specialist Fund Segment (SFS)

Deadlines for the quarterly Rankings Guides below:

AIM Advisers Rankings Guide

January 2022 edition - 17 December 2021
April 2022 edition - 18 March 2022
July 2022 edition - 24 June 2022
October 2022 edition - 23 September 2022

Corporate Advisers Rankings Guide

February 2022 edition - 14 January 2022
May 2022 edition - 15 April 2022
August 2022 edition - 15 July 2022
November 2022 edition - 14 October 2022