| Metro Bank | Metro Bank PLC | financial services | consumer protection violation | 2022 | UK-CMA | £20,773 |
| Brett Holt Solicitors | | | legal services violation | 2021 | UK-SDT | £20,350 |
| G and GB Hewitt Ltd | | | consumer protection violation | 2023 | UK-FS | £20,100 |
| Cadogan Assets Limited | | | consumer protection violation | 2023 | UK-GLA | £20,000 |
| Cuisine Buffet Ltd | | | consumer protection violation | 2023 | UK-ECNI | £20,000 |
| Munee Hut | | | privacy violation | 2017 | UK-ICO | £20,000 |
| The Data Supply Company | | | privacy violation | 2017 | UK-ICO | £20,000 |
| Rainbow (UK) Ltd | | | privacy violation | 2016 | UK-ICO | £20,000 |
| Advice Direct Limited | | | privacy violation | 2016 | UK-ICO | £20,000 |
| Euroteam AS and Uncus AS and Ticket and Travel AS | | | consumer protection violation | 2012 | UK-OFT | £20,000 |
| Blue Triangle Technology Private Limited | | | telecommunications violation | 2015 | UK-PSA | £20,000 |
| Gresham Mobile Ltd | | | telecommunications violation | 2014 | UK-PSA | £20,000 |
| Crosmo B.V. | | | telecommunications violation | 2013 | UK-PSA | £20,000 |
| Captive Interactive Systems Limited | | | telecommunications violation | 2012 | UK-PSA | £20,000 |
| Square 1 Communications Ltd. | | | telecommunications violation | 2011 | UK-PSA | £20,000 |
| Tanla Mobile Limited | | | telecommunications violation | 2010 | UK-PSA | £20,000 |
| Ericsson Internet Payment Exchange AB | | | telecommunications violation | 2010 | UK-PSA | £20,000 |
| Your Home Improvements Ltd | | | privacy violation | 2021 | UK-ICO | £20,000 |
| Worldview Media Network Limited | | | telecommunications violation | 2020 | UK-OFCOM | £20,000 |
| Islam Channel Limited | | | telecommunications violation | 2020 | UK-OFCOM | £20,000 |
| Baltic Media Alliance Limited | | | telecommunications violation | 2020 | UK-OFCOM | £20,000 |
| International Television Channel Europe Limited | | | telecommunications violation | 2015 | UK-OFCOM | £20,000 |
| DM Digital Television Limited | | | telecommunications violation | 2013 | UK-OFCOM | £20,000 |
| Sunrise TV Ltd | | | telecommunications violation | 2012 | UK-OFCOM | £20,000 |
| Denning Legal Limited | | | legal services violation | 2021 | UK-SRA | £19,350 |
| Taylor Vinters LLP | | | legal services violation | 2020 | UK-SRA | £19,200 |
| Costelloe and Kelly Limited | | | privacy violation | 2018 | UK-ICO | £19,000 |
| Rare Direct Media Limited | | | telecommunications violation | 2010 | UK-PSA | £19,000 |
| Topstone Solicitors Limited | | | legal services violation | 2021 | UK-SDT | £18,750 |
| The International Fund for Animal Welfare | | | privacy violation | 2017 | UK-ICO | £18,000 |
| British Heart Foundation | British Heart Foundation | miscellaneous services | privacy violation | 2016 | UK-ICO | £18,000 |
| Good Energy | | | consumer protection violation | 2023 | UK-OFGEM | £18,000 |
| Martin & Co | | | consumer protection violation | 2022 | UK-GLA | £17,600 |
| Ashfords LLP | | | legal services violation | 2020 | UK-SRA | £17,550 |
| Carpenter Singh Solicitors | | | legal services violation | 2020 | UK-SDT | £17,501 |
| Velti D.R. Limited | | | telecommunications violation | 2013 | UK-PSA | £17,500 |
| Seatons Law Limited | | | legal services violation | 2020 | UK-SRA | £17,500 |
| Kanshi Radio Limited | | | telecommunications violation | 2017 | UK-OFCOM | £17,500 |
| DM Digital Television Limited | | | telecommunications violation | 2010 | UK-OFCOM | £17,500 |
| Gowlings Solicitors Limited | | | legal services violation | 2021 | UK-SDT | £17,250 |
| Hawkes Properties Limited | | | consumer protection violation | 2023 | UK-GLA | £17,000 |
| Primeview Estates Limited | | | consumer protection violation | 2023 | UK-GLA | £16,000 |
| Cancer Research UK | Cancer Research UK | miscellaneous services | privacy violation | 2017 | UK-ICO | £16,000 |
| Cancer Support UK | | | privacy violation | 2017 | UK-ICO | £16,000 |
| Royal Mail Group Ltd | International Distributions Services PLC | miscellaneous services | privacy violation | 2022 | UK-ICO | £16,000 |
| Utility Guard Limited | | | privacy violation | 2022 | UK-ICO | £16,000 |
| Daejan Estates Limited | | | consumer protection violation | 2023 | UK-GLA | £15,999 |
| Highdorn Co. Limited | | | consumer protection violation | 2023 | UK-GLA | £15,999 |
| Daejan Estates Limited | | | consumer protection violation | 2023 | UK-GLA | £15,999 |
| Highdorn Co. Limited | | | consumer protection violation | 2023 | UK-GLA | £15,999 |
| Adil Catering Limited | | | consumer protection violation | 2022 | UK-GLA | £15,750 |
| Sincere Property Services Ltd | | | consumer protection violation | 2023 | UK-GLA | £15,600 |
| Blackstone Vertu Limited | | | consumer protection violation | 2023 | UK-GLA | £15,000 |
| Blackstone Vertu Limited | | | consumer protection violation | 2023 | UK-GLA | £15,000 |
| Cadogan Assets Limited | | | consumer protection violation | 2023 | UK-GLA | £15,000 |
| Snayder's Limited | | | consumer protection violation | 2023 | UK-GLA | £15,000 |
| Leave.EU Group Limited | | | privacy violation | 2019 | UK-ICO | £15,000 |
| The Guide Dogs for the Blind Association | | | privacy violation | 2017 | UK-ICO | £15,000 |
| Whitehead Nursing Group | | | privacy violation | 2016 | UK-ICO | £15,000 |
| txtNation Limited | | | telecommunications violation | 2012 | UK-PSA | £15,000 |
| QLD Limited | | | telecommunications violation | 2010 | UK-PSA | £15,000 |
| BCH Digital | | | telecommunications violation | 2010 | UK-PSA | £15,000 |
| Cheers International Sales Ltd | | | telecommunications violation | 2010 | UK-PSA | £15,000 |
| Zamano Solutions Ltd. | | | telecommunications violation | 2010 | UK-PSA | £15,000 |
| txtNation Limited | | | telecommunications violation | 2010 | UK-PSA | £15,000 |
| Colt Technology Services Group | | | telecommunications violation | 2021 | UK-OFCOM | £15,000 |
| Seaview Brokers Ltd | | | privacy violation | 2022 | UK-ICO | £15,000 |
| Gans & Co. Solicitors LLP | | | legal services violation | 2018 | UK-SDT | £15,000 |
| 965 TV Limited | | | telecommunications violation | 2022 | UK-OFCOM | £15,000 |
| Loveworld Limited | | | telecommunications violation | 2022 | UK-OFCOM | £15,000 |
| Steadman’s Property Agent Limited | | | consumer protection violation | 2023 | UK-GLA | £15,000 |
| London Wise Property Management Limited | | | consumer protection violation | 2022 | UK-GLA | £15,000 |
| London State Limited | | | consumer protection violation | 2022 | UK-GLA | £15,000 |
| ACL Property Investment Ltd | | | consumer protection violation | 2022 | UK-GLA | £15,000 |
| Alpha Lettings Management Ltd | | | consumer protection violation | 2022 | UK-GLA | £15,000 |
| Premium Bars and Restaurants PLC | | | consumer protection violation | 2010 | UK-ECNI | £15,000 |
| Russian Gateway (UK) Limited | | | licensing violation | 2012 | UK-CAA | £14,944 |
| Curwens LLP | | | legal services violation | 2023 | UK-SRA | £14,716 |
| Standley & Co | | | legal services violation | 2020 | UK-SRA | £14,633 |
| FlashFix Home Solutions Limited | | | consumer protection violation | 2023 | UK-GLA | £14,000 |
| Macmillan Cancer Support | Macmillan Cancer Support | miscellaneous services | privacy violation | 2017 | UK-ICO | £14,000 |
| Honda Motor Europe Ltd | Honda | motor vehicles | privacy violation | 2017 | UK-ICO | £13,000 |
| Majestic TV Limited | | | telecommunications violation | 2013 | UK-OFCOM | £12,500 |
| Realrole Limited | | | consumer protection violation | 2023 | UK-GLA | £12,000 |
| Royal Mail Group Ltd | International Distributions Services PLC | miscellaneous services | privacy violation | 2018 | UK-ICO | £12,000 |
| The National Society for the Prevention of Cruelty to Children | | | privacy violation | 2017 | UK-ICO | £12,000 |
| The Royal British Legion | | | privacy violation | 2017 | UK-ICO | £12,000 |
| NSPCC | | | privacy violation | 2017 | UK-ICO | £12,000 |
| Core Telecom Ltd | | | telecommunications violation | 2013 | UK-PSA | £12,000 |
| Low Cost Cars | | | telecommunications violation | 2011 | UK-PSA | £12,000 |
| Regency Racing | | | gambling industry violation | 2021 | UK-GC | £12,000 |
| Springdoo Media Limited | | | telecommunications violation | 2010 | UK-OFCOM | £12,000 |
| User Generated Broadcasting Limited | | | telecommunications violation | 2010 | UK-OFCOM | £12,000 |
| RA Property Limited | | | consumer protection violation | 2022 | UK-GLA | £12,000 |
| Ideal Letting Homes Ltd | | | consumer protection violation | 2022 | UK-GLA | £12,000 |
| Daejan Properties Ltd | | | consumer protection violation | 2022 | UK-GLA | £11,990 |
| London & Quadrant Housing Trust | London & Quadrant Group | miscellaneous services | consumer protection violation | 2023 | UK-HOS | £11,760 |
| Care Free Communications Ltd | | | consumer protection violation | 2018 | UK-OFCOM | £11,500 |
| LWPO Limited | | | consumer protection violation | 2022 | UK-GLA | £11,200 |
| Great Ormond Street Hospital Children's Charity | | | privacy violation | 2017 | UK-ICO | £11,000 |
| Alterna Limited | | | consumer protection violation | 2022 | UK-GLA | £11,000 |
