| Premium Brand Management Limited | | | tax violations | 2022 | UK-HMRC | £1,410,110 |
| Enigma Facilities Management Ltd | | | tax violations | 2023 | UK-HMRC | £1,409,450 |
| Spectrum Contracting Services Ltd | | | tax violations | 2018 | UK-HMRC | £1,408,429 |
| Mirroman Ltd | | | tax violations | 2023 | UK-HMRC | £1,403,576 |
| Norwich and Peterborough Building Society | Yorkshire Building Society | financial services | investor protection violation | 2011 | UK-FSA | £1,400,000 |
| Getco Europe Limited | | | investor protection violation | 2010 | UK-FSA | £1,400,000 |
| Hobson's Choice (Stores) Limited | | | tax violations | 2019 | UK-HMRC | £1,397,191 |
| QIB (UK) Plc | | | internal controls deficiency | 2016 | UK-PRA | £1,384,950 |
| Meadowhall Wholesale Ltd dba Meadowhall Cash and Carry | | | tax violations | 2017 | UK-HMRC | £1,379,026 |
| Cafe Zoot Limited | | | tax violations | 2020 | UK-HMRC | £1,340,674 |
| Grant Thornton UK LLP | Grant Thornton | business services | accounting fraud or deficiencies | 2022 | UK-FRC | £1,323,875 |
| Lucky Dairy Ltd | | | tax violations | 2021 | UK-HMRC | £1,317,433 |
| Donton Ltd | | | tax violations | 2023 | UK-HMRC | £1,302,284 |
| R. Raphael & Sons Plc | | | internal controls deficiency | 2015 | UK-PRA | £1,278,165 |
| Cheshire Mortgage Corporation Limited | | | mortgage abuses | 2012 | UK-FSA | £1,225,000 |
| Kensington Mortgage Company Limited | | | mortgage abuses | 2010 | UK-FSA | £1,225,000 |
| Deluxe Corporate Solutions Ltd | | | tax violations | 2017 | UK-HMRC | £1,224,362 |
| KPMG LLP | KPMG | business services | accounting fraud or deficiencies | 2023 | UK-FRC | £1,222,180 |
| W H Ireland Limited | | | investor protection violation | 2016 | UK-FCA | £1,200,000 |
| KPMG LLP | KPMG | business services | accounting fraud or deficiencies | 2023 | UK-FRC | £1,197,800 |
| Grant Thornton UK LLP | Grant Thornton | business services | accounting fraud or deficiencies | 2021 | UK-FRC | £1,186,030 |
| YQMS Limited | | | tax violations | 2022 | UK-HMRC | £1,179,907 |
| JDR Commercial Solutions NI Limited | | | tax violations | 2023 | UK-HMRC | £1,156,778 |
| Barclays Capital Securities Limited | Barclays | financial services | investor protection violation | 2011 | UK-FSA | £1,127,559 |
| R. Raphael & Sons plc | | | risk management failure | 2019 | UK-PRA | £1,112,152 |
| Hong Kong Aosen Int. Group Co. Ltd | | | tax violations | 2020 | UK-HMRC | £1,073,627 |
| KPMG LLP | KPMG | business services | accounting fraud or deficiencies | 2023 | UK-FRC | £1,066,163 |
| Grant Thornton UK LLP | Grant Thornton | business services | accounting fraud or deficiencies | 2015 | UK-FRC | £1,060,000 |
| Instinet Europe Limited | Nomura | financial services | investor protection violation | 2010 | UK-FSA | £1,050,000 |
| Interactive Brokers (UK) | Interactive Brokers Group | financial services | investor protection violation | 2018 | UK-FCA | £1,049,412 |
| Product Placement Sales and Marketing Consultants Limited | | | tax violations | 2020 | UK-HMRC | £1,006,335 |
| Yildiz Import Enterprise Ltd | | | tax violations | 2021 | UK-HMRC | £993,255 |
| Staffscanner Payroll Bureau Ltd fka Apollo Payroll Bureau Ltd | | | tax violations | 2023 | UK-HMRC | £990,703 |
| Nicholas Kumasi Ltd | | | tax violations | 2017 | UK-HMRC | £977,819 |
| RSM Robson Rhodes LLP | Grant Thornton | business services | accounting fraud or deficiencies | 2011 | UK-FRC | £975,000 |
| Brewchoice Ltd | | | tax violations | 2018 | UK-HMRC | £956,388 |
| Fast Away Services Ltd | | | tax violations | 2017 | UK-HMRC | £945,285 |
| KPMG LLP | KPMG | business services | accounting fraud or deficiencies | 2022 | UK-FRC | £944,000 |
| Venatu Payroll Solutions Ltd fks RTS Payroll Solutions Ltd and Bondix Administration Ltd | | | tax violations | 2023 | UK-HMRC | £942,776 |
| Carndale Enterprises Ltd | | | tax violations | 2017 | UK-HMRC | £940,429 |
| Deloitte LLP | Deloitte | business services | accounting fraud or deficiencies | 2022 | UK-FRC | £906,250 |
| SEI Investments (Europe) Limited | | | investor protection violation | 2013 | UK-FCA | £900,200 |
| Nationwide Building Society | Nationwide Building Society | financial services | banking violation | 2020 | UK-CMA | £900,000 |
| Inspirational Financial Management Ltd | | | investor protection violation | 2024 | UK-FCA | £897,840 |
| Canara Bank | | | anti-money-laundering deficiencies | 2018 | UK-FCA | £896,100 |
| Red Trading (UK) Ltd dba Redfiz Ltd. | | | tax violations | 2017 | UK-HMRC | £890,261 |
| Anderson Security & Trading Limited dba Anderson Security Services | | | tax violations | 2017 | UK-HMRC | £880,365 |
| Asia Research and Capital Management Ltd. | | | investor protection violation | 2020 | UK-FCA | £873,118 |
| Elite Luxury Watches Ltd | | | tax violations | 2020 | UK-HMRC | £869,064 |
| C Mann Construction Limited | | | tax violations | 2022 | UK-HMRC | £850,781 |
| Al Pacino Import and Export Limited | | | tax violations | 2017 | UK-HMRC | £831,269 |
| OTGP HK Trading Ltd | | | tax violations | 2021 | UK-HMRC | £822,910 |
| IQ EQ (Jersey) Limited | | | banking violation | 2022 | UK-JFSC | £803,661 |
| Palms Palace Ltd | | | tax violations | 2020 | UK-HMRC | £803,537 |
| Two Bros Restaurant Brands Ltd. fka MW Brands Ltd dba Sheere Khan's dba Oodles N'oodles | | | tax violations | 2020 | UK-HMRC | £798,806 |
| Arrandco Audit Ltd. | | | accounting fraud or deficiencies | 2018 | UK-FRC | £790,000 |
| Cotton Design Ltd | | | tax violations | 2021 | UK-HMRC | £779,691 |
| R. Raphael & Sons plc | | | banking violation | 2019 | UK-FCA | £775,100 |
| FSport Ltd | | | tax violations | 2023 | UK-HMRC | £775,000 |
| Northern Polymers Ltd | | | tax violations | 2019 | UK-HMRC | £773,075 |
| Woodside Contracts Limited | | | tax violations | 2023 | UK-HMRC | £752,265 |
| Baker Tilly UK Audit LLP | RSM Group | business services | accounting fraud or deficiencies | 2019 | UK-FRC | £750,000 |
| RSM UK Audit LLP | RSM Group | business services | accounting fraud or deficiencies | 2019 | UK-ICAEW | £750,000 |
| Red Jon Ltd | | | tax violations | 2022 | UK-HMRC | £739,931 |
| Biresa Limited dba Pomodoro E Basilico | | | tax violations | 2020 | UK-HMRC | £736,929 |
| Ramoo Associates UK Limited | | | tax violations | 2018 | UK-HMRC | £728,998 |
| G and GT Foods Limited | | | tax violations | 2016 | UK-HMRC | £723,333 |
| M & M (Cambridge) LLP | | | tax violations | 2021 | UK-HMRC | £720,900 |
| Siasa Telecom Ltd fka Executive Tools | | | tax violations | 2022 | UK-HMRC | £710,671 |
| Smart Construction and Civil Engineering Limited dba Smart Plant Limited | | | tax violations | 2018 | UK-HMRC | £710,495 |
| Michaels Drinks Plus Ltd | | | tax violations | 2020 | UK-HMRC | £706,447 |
| Vantage Capital Market LLP | | | investor protection violation | 2010 | UK-FSA | £700,000 |
| RSM Tenon Financial Services Limited | RSM Group | business services | investor protection violation | 2010 | UK-FSA | £700,000 |
| Touma Foreign Exchange Ltd | | | anti-money-laundering deficiencies | 2019 | UK-HMRC | £678,849 |
| Co Project Ltd | | | tax violations | 2023 | UK-HMRC | £658,008 |
| Hartel Ltd | | | tax violations | 2020 | UK-HMRC | £652,197 |
| Mos Services Mid Ltd | | | tax violations | 2022 | UK-HMRC | £647,422 |
| SS Traders Ltd | | | tax violations | 2019 | UK-HMRC | £643,103 |
| Sunrise Brokers LLP | BGC Partners | financial services | anti-money-laundering deficiencies | 2021 | UK-FCA | £642,400 |
| UHY Hacker Young LLP | UHY Hacker Young | business services | accounting fraud or deficiencies | 2022 | UK-FRC | £636,385 |
| Swift 1st Limited | | | mortgage abuses | 2011 | UK-FSA | £630,000 |
| Redstone Mortgages Limited | | | mortgage abuses | 2010 | UK-FSA | £630,000 |
| Mumbai Junction Ltd | | | tax violations | 2019 | UK-HMRC | £626,462 |
| Boy Plant Ltd | | | tax violations | 2022 | UK-HMRC | £602,191 |
| Sun Life Assurance Company of Canada (UK) Limited | Sun Life Financial | financial services | investor protection violation | 2012 | UK-FSA | £600,000 |
| UAB Vaidmilda | | | tax violations | 2022 | UK-HMRC | £599,825 |
| Commerzbank AG | Commerzbank | financial services | investor protection violation | 2010 | UK-FSA | £595,000 |
| UCS Trading Limited | | | tax violations | 2020 | UK-HMRC | £592,247 |
| Hongkong Aibo Electronics Technology International Co Limited dba Poweradd | | | tax violations | 2023 | UK-HMRC | £591,744 |
| Aluminium Recycling (UK) Ltd | | | tax violations | 2016 | UK-HMRC | £578,497 |
| Dubhe WTC Ltd | | | tax violations | 2021 | UK-HMRC | £563,996 |
| Chase de Vere Independent Financial Advisers Limited | Swiss Life Group | financial services | investor protection violation | 2014 | UK-FCA | £560,000 |
| Cocoon Wealth LLP | | | tax violations | 2021 | UK-HMRC | £559,739 |
| Diva Dee Limited | | | tax violations | 2022 | UK-HMRC | £556,881 |
| Decon Ltd | | | tax violations | 2017 | UK-HMRC | £552,223 |
| A C Steels Ltd | | | tax violations | 2018 | UK-HMRC | £549,314 |
| MCO Capital Limited | | | anti-money-laundering deficiencies | 2013 | UK-OFT | £544,505 |
| M & G Property Development and Maintenance Ltd | | | tax violations | 2018 | UK-HMRC | £542,378 |
| Reckitt Benckiser Group Plc | Reckitt Benckiser | household and personal care products | investor protection violation | 2015 | UK-FCA | £539,800 |
| Nedbank Private Wealth Limited | | | anti-money-laundering deficiencies | 2023 | UK-IOM | £535,185 |
| Arrow Logistics Ltd | | | tax violations | 2022 | UK-HMRC | £533,271 |
