2022
- Marsh & Company (Leicester)
- Castle Insurance (Durham)
- Archenfield Insurance Management (Cardiff)
- PG Insurance (Cardiff)
- Amba Care & Wellbeing (Bristol)
- Hamilton Fraser (Borehamwood)
- Goldthorpe Insurance Brokers (Rotherham)
- BIG Insurance Ltd (Bournemouth)
2021
- Aquilla Insurance Brokers (London)
- Equity Health
- Jacksons Insurance & Risk Management (Cornwall)
- Three Sixty Insure Ltd
- Willis Towers Watson's Northern Ireland Portfolio
- Real Insurance Group Ltd (Mansfield)
- Martin Insurance Brokers (Ireland)
- Marsh’s UK Networks business, which comprises Marsh ProBroker, Bluefin Network and Purple Partnership, Marsh Connections, Marsh Labyrinth and Broker2Broker
- Lawrence Fraser Insurance Brokers (Leeds)
- J E Sills & Sons Limited (Lincoln)
- Alford Burton and Company Ltd (Birmingham)
- Five Insurance Brokers (Ipswich)
- SJA Health Insurance (Sussex)
- Newstead Insurance Brokers Ltd (Birmingham)
2020
- Insync Insurance solutions Ltd (Dorset)
- Rotherham Insurance Brokers (Rotherham)
- Messrs R F Broadley Insurance Brokers (Yorkshire)
- Home Counties Insurance Services Ltd (Bedford)
- Managed Risk Solutions (Northamptonshire)
- Crotty Insurance Brokers Ltd (Dublin)
- Britannia Consultants Services Limited (Cheshire)
- CJN Insurance Services Limited (Worcestershire)
- Seven Aon niche portfolios
- Premier Choice Healthcare (Towcester)
- R T Williams Insurance Brokers Ltd & NIB Insurance Brokers Ltd (Brighton)
- BHK Insurance Services (Hadleigh)
- RMK Insurance Consultants (Hadleigh)
- Anderson Ashcroft (Preston)
- Manor Insurance Services (Hastings)
2019
- Birrell Group (Lutterworth)
- Barpax (Worcester)
- Bruce Edwards Jones (Caernarfon)
- Gauntlet Insurance Services (London)
- Millards Insurance Services
- Health and Safety Click Ltd (Benfleet)
- 3XD (Ribble Valley, Lancashire)
- Eric Rawlins & Company
- Thomas Cook (Burnley)
- Meadons (Market Drayton)
- The Insurance Group (Plymouth)
- Allcover Insurance (Essex)
- Clifton Morley Associates Ltd (Welling)
- Professional Insurance Agents Ltd (Eastbourne)
- Reid Briggs Insurance Brokers Ltd (Eastbourne)
- Shearwater (Waltham Cross)
- Trimulgherry Investments Ltd (London)
- Swinford Insurance Consultants (Kinver)
2018
- GMM Commercial (Newton Abbot)
- The County Group (Crewe + regional offices)
- Country & Commercial Ins Brokers (Preston)
- Camberford Law (Bromley)
- Watkin Davies Paignton Branch
- Thomas Sagar Insurance (Burnley)
- Guardian Insurance Brokers (Wigan)
- DCJ Group (Chesterfield)
- Digney Grant (Northern Ireland)
- U-sure Insurance Services Ltd (Newport)
- Rahon Insurance (Derby)
- Douglas Insurance Brokers Ltd
- Key Insurance Group (Preston)
2017
- Higos Insurance Services (Somerton)
- Courtenay Insurance Services (Bude)
- Collidge & Partners (Margate)
- Green Insurance (Bexhill)
- Colin Fear Insurance Svs (Bridgwater)
- Insurance Services West End (Beckenham)
- ECS Insurance Brokers (Sheffield)
- Alan & Thomas (Poole + regional offices)
- Mellerups (Gen Ins) (Gloucester)
- Commercial & General Insurance (Ferndown)
- Eclipse Insurance Services (Whitstable)
- Anglo Hibernian Bloodstock Ins (Newmarket)
2016
- Synergy Insurance Services (R&Q) (London)
- McGrady Ltd (Downpatrick)
- Lonmar Global Risks (London)
- Cavendish Munro Prof. Risks (London)
- BB Insure (Skegness & Boston)
- SLK General Insurance Services (Ely)
- Marshall Wooldridge (Leeds)
2015
- Ropner Insurance Services Ltd (London)
- Abbey Bond Lovis (Belfast)
2014
- City of London Underwriting (Croydon)
- Plum Underwriting (London)
2013
- European Property Underwriting (London)