Top 100 UK Brokers 2025: £600m – £750m of UK general insurance revenue
Aon - Ardonagh Group – Howden – WTW
AonHead office address: The Aon Centre, The Leadenhall Building, 122 Leadenhall Street, London, EC3V 4AN https://aon.com/unitedkingdom
Number of UK offices including HQ: Approximately 20 offices within the UK (and Ireland)
Significant members of the exec:
Greg Case, Aon Global CEOJulie Page, Aon EMEA CEOJane Kielty, Aon UK CEOExpected number of UK employees as of 30 June 2025: 6083 (does not include contingent workers)
Total employees: Female 45.29%, male 54.71%
Board level employees: seven women
Only users who have a paid subscription or are part of a corporate subscription are able to print or copy content.
To access these options, along with all other subscription benefits, please contact info@insuranceage.co.uk or view our subscription options here: https://subscriptions.insuranceage.co.uk/subscribe
You are currently unable to print this content. Please contact info@insuranceage.co.uk to find out more.
You are currently unable to copy this content. Please contact info@insuranceage.co.uk to find out more.
Copyright Infopro Digital Limited. All rights reserved.
As outlined in our terms and conditions, https://www.infopro-digital.com/terms-and-conditions/subscriptions/ (point 2.4), printing is limited to a single copy.
If you would like to purchase additional rights please email info@insuranceage.co.uk
Copyright Infopro Digital Limited. All rights reserved.
You may share this content using our article tools. As outlined in our terms and conditions, https://www.infopro-digital.com/terms-and-conditions/subscriptions/ (clause 2.4), an Authorised User may only make one copy of the materials for their own personal use. You must also comply with the restrictions in clause 2.5.
If you would like to purchase additional rights please email info@insuranceage.co.uk
More on Broker
People Moves: 20 – 24 April 2026
Keep up to date with the latest personnel moves in insurance.
Biba 2026 Countdown: UGL’s Derek Coles
Derek Coles, CEO of UGL, suggests Biba is often a tale of two breakfasts, compares Brendan McManus to Ben Stokes and recommends a watering hole for some downtime away from the conference centre.
Top 100 broker claims UK first with ChatGPT insurance app for small businesses
Simply Business has launched a business insurance app in ChatGPT, in what it claimed is a UK first.
Clegg Gifford joins Willis Networks panel
Clegg Gifford and Willis Networks have teamed up in a move designed to broaden wholesale and Lloyd’s access for the network’s members.
Watkins joins SRG after almost a decade at PIB
Zoe Watkins is set to take on the head of private clients post at Specialist Risk Group at the end of June.
Ageas and Saga add home to partnership
Ageas UK and Saga have launched a home insurance proposition for the over-50s, labelling the move as a “milestone”.
Broking Success: From undesirable to undeniable – Matt McCall, Raw Material Cover
Raw Material Cover founder and CEO Matt McCall describes his journey with his specialist waste and recycling broker as a Cinderella story. He speaks to Jonathan Swift about being invited to the ball at Lloyd’s and the plans for wholesale and international expansion.
UK commercial rates dropping even faster
Rate softening in the UK commercial market has hit a new record since the run started just over two years ago, according to the latest figures from Marsh.