| Oaklands Assist UK Ltd | | | privacy violation | 2018 | UK-ICO | £150,000 |
| Approved Green Energy Solutions | | | privacy violation | 2018 | UK-ICO | £150,000 |
| Royal & Sun Alliance Insurance PLC | Intact Financial Corporation | financial services | privacy violation | 2017 | UK-ICO | £150,000 |
| Think W3 Limited | | | privacy violation | 2014 | UK-ICO | £150,000 |
| Welcome Financial Services Ltd | | | privacy violation | 2012 | UK-ICO | £150,000 |
| Crowtel Ltd | | | telecommunications violation | 2016 | UK-PSA | £150,000 |
| Mobile Generation I B.V. (The) aka TMG I B.V. | | | telecommunications violation | 2014 | UK-PSA | £150,000 |
| Blue Stream Mobile Limited | | | telecommunications violation | 2013 | UK-PSA | £150,000 |
| mBill Pty Ltd | | | telecommunications violation | 2012 | UK-PSA | £150,000 |
| Ericsson Internet Payment Exchange AB | | | telecommunications violation | 2012 | UK-PSA | £150,000 |
| DialADeal Scotland Ltd | | | privacy violation | 2021 | UK-ICO | £150,000 |
| Saga Services Ltd | | | privacy violation | 2021 | UK-ICO | £150,000 |
| Telefonica UK Limited | VMED O2 UK Limited | telecommunications | telecommunications violation | 2021 | UK-OFCOM | £150,000 |
| Posh Windows UK Limited | | | privacy violation | 2022 | UK-ICO | £150,000 |
| Bang Channels Ltd | | | telecommunications violation | 2010 | UK-OFCOM | £147,250 |
| LTH Holdings | | | privacy violation | 2021 | UK-ICO | £145,000 |
| Budget Energy Limited | | | utility violation | 2017 | UK-NIAUR | £145,000 |
| Co-Operative Legal Services Limited | Co-operative Group Limited | retailing | legal services violation | 2020 | UK-SRA | £144,907 |
| F&S Energy Limited | | | consumer protection violation | 2022 | UK-OFGEM | £144,040 |
| Grocery Delivery E-Services UK Ltd t/a HelloFresh | | | privacy violation | 2024 | UK-ICO | £140,000 |
| ACT Response Limited | | | privacy violation | 2018 | UK-ICO | £140,000 |
| Lifestyle Marketing (Mother and Baby) Ltd | | | privacy violation | 2018 | UK-ICO | £140,000 |
| PRS Media, trading as Purus Digital | | | privacy violation | 2017 | UK-ICO | £140,000 |
| EB Associates Group Limited | | | privacy violation | 2021 | UK-ICO | £140,000 |
| Webserve CMS | | | telecommunications violation | 2021 | UK-PSA | £135,000 |
| Skybytes Ltd | | | telecommunications violation | 2016 | UK-PSA | £135,000 |
| Treasure Media Limited | | | telecommunications violation | 2016 | UK-PSA | £135,000 |
| mBlox Limited | | | telecommunications violation | 2011 | UK-PSA | £135,000 |
| Colour Coat Ltd | | | privacy violation | 2021 | UK-ICO | £130,000 |
| CPS Advisory Limited | | | privacy violation | 2020 | UK-ICO | £130,000 |
| Intelligent Lending Limited t/a Ocean Finance | | | privacy violation | 2016 | UK-ICO | £130,000 |
| Pharmacy 2U Limited | | | privacy violation | 2015 | UK-ICO | £130,000 |
| Circle Marketing Ltd | | | telecommunications violation | 2014 | UK-PSA | £130,000 |
| Satellite Entertainment Limited | | | telecommunications violation | 2011 | UK-OFCOM | £130,000 |
| Join The Triboo Limited | | | privacy violation | 2023 | UK-ICO | £130,000 |
| Crown Glazing Ltd | | | privacy violation | 2023 | UK-ICO | £130,000 |
| Zuwyco Limited | | | privacy violation | 2022 | UK-ICO | £128,000 |
| Findmyclaims.com Ltd | | | legal services violation | 2019 | UK-SRA | £125,786 |
| Nationwide Energy Services Ltd | | | privacy violation | 2013 | UK-ICO | £125,000 |
| Pan International Telecommunications Ltd | | | telecommunications violation | 2012 | UK-PSA | £125,000 |
| Abu Dhabi Media Company PJSC | | | telecommunications violation | 2021 | UK-OFCOM | £125,000 |
| Loveworld Limited | | | telecommunications violation | 2021 | UK-OFCOM | £125,000 |
| Star China Media Limited | | | telecommunications violation | 2021 | UK-OFCOM | £125,000 |
| Monetise Media Limited | | | privacy violation | 2022 | UK-ICO | £125,000 |
| Partner Telecom Ltd | | | telecommunications violation | 2016 | UK-PSA | £123,681 |
| Octopus Energy | Octopus Energy Limited | utilities and power generation | consumer protection violation | 2021 | UK-OFGEM | £121,445 |
| Call Centre Ops Limited | | | privacy violation | 2021 | UK-ICO | £120,000 |
| Hall and Hanley Ltd | | | privacy violation | 2019 | UK-ICO | £120,000 |
| True Visions Productions | | | privacy violation | 2019 | UK-ICO | £120,000 |
| Heathrow Airport Limited | Heathrow Airport Holdings | miscellaneous services | privacy violation | 2018 | UK-ICO | £120,000 |
| University of Greenwich | | | privacy violation | 2018 | UK-ICO | £120,000 |
| Digitonomy Ltd | | | privacy violation | 2017 | UK-ICO | £120,000 |
| Oxygen Ltd | | | privacy violation | 2015 | UK-ICO | £120,000 |
| Rhydel Ltd | | | telecommunications violation | 2015 | UK-PSA | £120,000 |
| Syncronized Limited | | | telecommunications violation | 2014 | UK-PSA | £120,000 |
| R S Premium Limited | | | telecommunications violation | 2013 | UK-PSA | £120,000 |
| Al Arabiya News Channel FZ-LLC | | | telecommunications violation | 2018 | UK-OFCOM | £120,000 |
| ESPN | Walt Disney | entertainment | telecommunications violation | 2014 | UK-OFCOM | £120,000 |
| Maxen Power Supply Ltd | | | privacy violation | 2023 | UK-ICO | £120,000 |
| The Co-operative Bank plc | Co-operative Bank | financial services | consumer protection violation | 2013 | UK-FSA | £113,300 |
| Rancom Security Limited | | | privacy violation | 2021 | UK-ICO | £110,000 |
| UK Platinum Home Care Services Ltd | | | privacy violation | 2022 | UK-ICO | £110,000 |
| Broadway Gaming Ltd. | | | gambling industry violation | 2017 | UK-GC | £103,500 |
| Skean Homes Ltd | | | privacy violation | 2024 | UK-ICO | £100,000 |
| Solarwave | | | privacy violation | 2021 | UK-ICO | £100,000 |
| Chameleon Marketing (H.I) Ltd | | | privacy violation | 2021 | UK-ICO | £100,000 |
| Koypo Laboratories Ltd | | | privacy violation | 2020 | UK-ICO | £100,000 |
| EE Limited | BT | telecommunications | privacy violation | 2019 | UK-ICO | £100,000 |
| AMS Marketing Limited | | | privacy violation | 2018 | UK-ICO | £100,000 |
| British and Foreign Bible Society | | | privacy violation | 2018 | UK-ICO | £100,000 |
| IAG Nationwide Limited | | | privacy violation | 2018 | UK-ICO | £100,000 |
| TalkTalk Telecom Group PLC | TalkTalk Telecom Group Limited | telecommunications | privacy violation | 2017 | UK-ICO | £100,000 |
| Onecom Limited | | | privacy violation | 2017 | UK-ICO | £100,000 |
| Silver City Tech Limited | | | privacy violation | 2016 | UK-ICO | £100,000 |
| We Claim U Gain | | | privacy violation | 2013 | UK-ICO | £100,000 |
| Stockport Primary Care Trust | | | privacy violation | 2013 | UK-ICO | £100,000 |
| Royal Mail Group plc | International Distributions Services PLC | miscellaneous services | consumer protection violation | 2020 | UK-OFCOM | £100,000 |
| Golden Brand Inc | | | telecommunications violation | 2017 | UK-PSA | £100,000 |
| Cash Finance Direct (Holdings) Limited | | | telecommunications violation | 2015 | UK-PSA | £100,000 |
| Infernal Publishing Limited | | | telecommunications violation | 2015 | UK-PSA | £100,000 |
| Moblix Media Limited | | | telecommunications violation | 2014 | UK-PSA | £100,000 |
| Mypengo Mobile B.V. | | | telecommunications violation | 2013 | UK-PSA | £100,000 |
| Cellcast UK LTD | | | telecommunications violation | 2013 | UK-PSA | £100,000 |
| London and Southern Housing Ltd | | | telecommunications violation | 2012 | UK-PSA | £100,000 |
| R&D Media Europe B.V. | | | telecommunications violation | 2012 | UK-PSA | £100,000 |
| Una Valley B.V. | | | telecommunications violation | 2012 | UK-PSA | £100,000 |
| ContactSMS Ltd. | | | telecommunications violation | 2011 | UK-PSA | £100,000 |
| MX Telecom Limited | | | telecommunications violation | 2010 | UK-PSA | £100,000 |
| Gothamiax Limited | | | telecommunications violation | 2022 | UK-PSA | £100,000 |
| Home Sure Solutions Ltd | | | privacy violation | 2022 | UK-ICO | £100,000 |
| UK Appliance Cover Ltd | | | privacy violation | 2022 | UK-ICO | £100,000 |
| Star China Media Limited | | | telecommunications violation | 2021 | UK-OFCOM | £100,000 |
| Star China Media Limited | | | telecommunications violation | 2021 | UK-OFCOM | £100,000 |
| Lord Production Inc Ltd | | | telecommunications violation | 2020 | UK-OFCOM | £100,000 |
| Discovery Communications Europe Limited | Warner Bros. Discovery Inc. | media | telecommunications violation | 2014 | UK-OFCOM | £100,000 |
| Press TV Limited | | | telecommunications violation | 2011 | UK-OFCOM | £100,000 |
| Eco Spray Insulations Limited | | | privacy violation | 2022 | UK-ICO | £100,000 |
| UK Direct Business Solutions Limited | | | privacy violation | 2023 | UK-ICO | £100,000 |
| Tuckers Solicitors LLP | | | privacy violation | 2022 | UK-ICO | £98,000 |
| Slater and Gordon UK Limited | | | legal services violation | 2022 | UK-SRA | £97,938 |
| Mark Jarvis Limited | | | gambling industry violation | 2018 | UK-GC | £97,910 |
