| Delta Gas and Power Limited | | | energy market violation | 2022 | UK-OFGEM | £57,000 |
| Delta Gas and Power Limited | | | consumer protection violation | 2022 | UK-OFGEM | £530,809 |
| Nabuh Energy Ltd | | | energy market violation | 2020 | UK-OFGEM | £2,683,631 |
| Symbio Energy Limited | | | energy market violation | 2020 | UK-OFGEM | £506,308 |
| InterGen | | | energy market violation | 2020 | UK-OFGEM | £37,200,000 |
| Utilita Energy | | | energy market violation | 2019 | UK-OFGEM | £175,000 |
| Adret Ltd and Berangere Ltd | | | energy market violation | 2015 | UK-OFGEM | £0 |
| UK Capacity Reserve | | | energy market violation | 2015 | UK-OFGEM | £0 |
| Leicester City Football Club Limited | | | price-fixing or anti-competitive practices | 2023 | UK-CMA | £880,000 |
| GPT Special Project Management Ltd/Airbus | Airbus | aerospace and military contracting | bribery | 2021 | UK-SFO | £30,324,920 |
| Airbus SE | Airbus | aerospace and military contracting | bribery | 2020 | UK-SFO | £991,000,000 |
| Rolls-Royce PLC | Rolls-Royce | aerospace and military contracting | bribery | 2017 | UK-SFO | £510,250,000 |
| BAE Systems plc | BAE Systems | aerospace and military contracting | bribery | 2010 | UK-SFO | £30,000,000 |
| British Airways | International Airlines Group | airlines | price-fixing or anti-competitive practices | 2012 | UK-OFT | £58,500,000 |
| Hanson UK | HeidelbergCement | building materials | price-fixing or anti-competitive practices | 2020 | UK-CMA | £0 |
| CPM Group Limited | Marshalls PLC | building materials | price-fixing or anti-competitive practices | 2019 | UK-CMA | £4,000,000 |
| Tarmac | CRH PLC | building materials | price-fixing or anti-competitive practices | 2022 | UK-CMA | £0 |
| Certas Energy UK Limited and DCC plc | DCC PLC | business services | price-fixing or anti-competitive practices | 2014 | UK-CMA | £0 |
| Clear Channel UK | Clear Channel Outdoor Holdings | business services | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| DCC Energy Limited | DCC PLC | business services | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| Flogas UK Limited | DCC PLC | business services | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| Innospec Ltd | Innospec | chemicals | bribery | 2010 | UK-SFO | £8,528,940 |
| FP McCann Limited | FP McCann Limited | construction and engineering | price-fixing or anti-competitive practices | 2020 | UK-CMA | £25,449,676 |
| Freightliner | Brookfield Corporation | diversified | price-fixing or anti-competitive practices | 2015 | UK-ORR | £0 |
| Calor Gas Limited | SHV Holdings | diversified | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| Calor Gas Northern Ireland | SHV Holdings | diversified | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| Wales and West Utilities Limited | CK Hutchison Holdings | diversified | energy market violation | 2012 | UK-OFGEM | £375,000 |
| Entain plc | Entain PLC | entertainment | bribery | 2023 | UK-HMRC | £615,000,000 |
| Hillside (UK Sports) ENC | bet365 | entertainment | gambling industry violation | 2024 | UK-GC | £239,085 |
| Hillside (UK Gaming) ENC | bet365 | entertainment | gambling industry violation | 2024 | UK-GC | £343,035 |
| Roadchef Limited | Macquarie | financial services | price-fixing or anti-competitive practices | 2022 | UK-CMA | £0 |
| Bank of Ireland UK plc | Bank of Ireland | financial services | banking violation | 2021 | UK-CMA | £0 |
| NatWest Group | NatWest Group PLC | financial services | banking violation | 2021 | UK-CMA | £0 |
| Virgin Money UK plc | Virgin Money UK PLC | financial services | banking violation | 2021 | UK-CMA | £0 |
| Barclays Bank plc | Barclays | financial services | foreign exchange market manipulation | 2015 | UK-FCA | £284,432,000 |
| Deutsche Bank AG | Deutsche Bank | financial services | interest rate benchmark manipulation | 2015 | UK-FCA | £226,800,000 |
| UBS AG | UBS | financial services | foreign exchange market manipulation | 2014 | UK-FCA | £233,814,000 |
| Citibank N.A. | Citigroup | financial services | foreign exchange market manipulation | 2014 | UK-FCA | £225,575,000 |
| JPMorgan Chase Bank N.A. | JPMorgan Chase | financial services | foreign exchange market manipulation | 2014 | UK-FCA | £222,166,000 |
| The Royal Bank of Scotland plc | NatWest Group PLC | financial services | foreign exchange market manipulation | 2014 | UK-FCA | £217,000,000 |
| HSBC Bank plc | HSBC | financial services | foreign exchange market manipulation | 2014 | UK-FCA | £216,363,000 |
| Lloyds Bank plc and Bank of Scotland plc | Lloyds Banking Group | financial services | interest rate benchmark manipulation | 2014 | UK-FCA | £105,000,000 |
| Cooperatieve Centrale Raiffeisen-Boerenleenbank B.A. | Rabobank | financial services | interest rate benchmark manipulation | 2013 | UK-FCA | £105,000,000 |
| ICAP Europe Ltd | TP ICAP PLC | financial services | interest rate benchmark manipulation | 2013 | UK-FCA | £14,000,000 |
| The Royal Bank of Scotland plc | NatWest Group PLC | financial services | interest rate benchmark manipulation | 2013 | UK-FSA | £87,500,000 |
| UBS AG | UBS | financial services | interest rate benchmark manipulation | 2012 | UK-FSA | £160,000,000 |
| Barclays Bank plc | Barclays | financial services | interest rate benchmark manipulation | 2012 | UK-FSA | £59,500,000 |
| Willis Limited | Willis Towers Watson | financial services | bribery | 2011 | UK-FSA | £6,895,000 |
| Aviva Insurance UK Ltd. | Aviva PLC | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| AXA Insurance UK plc | AXA | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Liverpool Victoria Insurance Company Ltd | Allianz | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Zurich Insurance plc | Zurich Insurance | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Barclays Bank plc | Barclays | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Royal Bank of Scotland Group plc | NatWest Group PLC | financial services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £28,590,000 |
| Mastercard | MasterCard | financial services | price-fixing or anti-competitive practices | 2022 | UK-PSR | £31,560,062 |
| ICBC Standard Bank Plc | Industrial and Commercial Bank of China | financial services | bribery | 2015 | UK-SFO | £21,730,000 |
| PayPoint Plc | PayPoint Group | financial services | energy market violation | 2021 | UK-OFGEM | £12,500,000 |
| Glencore Energy (UK) Ltd | Glencore | financial services | bribery | 2022 | UK-SFO | £0 |
| Glencore Energy (UK) Ltd | Glencore | financial services | bribery | 2022 | UK-SFO | £280,965,092 |
| Deutsche Bank | Deutsche Bank | financial services | price-fixing or anti-competitive practices | 2023 | UK-CMA | £0 |
| Citigroup Global Markets Limited | Citigroup | financial services | price-fixing or anti-competitive practices | 2023 | UK-CMA | £0 |
| Morgan Stanley & Co. International plc | Morgan Stanley | financial services | energy market violation | 2023 | UK-OFGEM | £5,411,149 |
| Aria Foods Limited and Arla Foods UK Limited | Arla Foods | food products | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Dairy Crest Limited and Dairy Crest Group plc | Saputo | food products | price-fixing or anti-competitive practices | 2011 | UK-OFT | £7,140,000 |
| Lactalis McLelland Limited | Lactalis | food products | price-fixing or anti-competitive practices | 2011 | UK-OFT | £1,660,000 |
| Medreich plc and Medreich Ltd | Meiji Group | food products | price-fixing or anti-competitive practices | 2022 | UK-CMA | £1,167,554 |
| Medreich plc and Medreich Ltd and Meiji Seika Pharma Co. Ltd and Meiji Holdings Co. Ltd. | Meiji Group | food products | price-fixing or anti-competitive practices | 2022 | UK-CMA | £3,452,446 |
| Lexon (UK) Limited | Bestway Healthcare | healthcare services | price-fixing or anti-competitive practices | 2021 | UK-CMA | £1,220,383 |
| Spire Healthcare Ltd. and Spire Healthcare Group plc | Spire Healthcare PLC | healthcare services | price-fixing or anti-competitive practices | 2020 | UK-CMA | £1,200,000 |
| Lexon (UK) Limited and Lexon UK Holdings Limited | Bestway Healthcare | healthcare services | price-fixing or anti-competitive practices | 2022 | UK-CMA | £593,780 |
| Lexon (UK) Limited | Bestway Healthcare | healthcare services | price-fixing or anti-competitive practices | 2022 | UK-CMA | £6,706,220 |
| Reckitt Benckiser Healthcare (UK) Ltd. and Reckitt Benckiser Group plc | Reckitt Benckiser | household and personal care products | price-fixing or anti-competitive practices | 2011 | UK-OFT | £10,175,000 |
| Weir Group Plc | Weir Group PLC | industrial equipment | bribery | 2010 | UK-COPFS | £16,900,000 |
| ITW Limited | Illinois Tool Works | industrial equipment | price-fixing or anti-competitive practices | 2016 | UK-CMA | £2,298,820 |
| Alstom Power Ltd | GE Vernova | industrial equipment | bribery | 2018 | UK-SFO | £18,038,000 |
| Copart, Inc. and CPRT LLP and Copart UK Ltd. | Copart Inc. | information services | price-fixing or anti-competitive practices | 2023 | UK-CMA | £2,500,000 |
| Copart, Inc.and CPRT LLP and Copart UK Limited | Copart Inc. | information services | price-fixing or anti-competitive practices | 2023 | UK-CMA | £25,000 |
| Google | Alphabet Inc. | information technology | price-fixing or anti-competitive practices | 2022 | UK-CMA | £0 |
| Facebook | Meta Platforms Inc. | information technology | price-fixing or anti-competitive practices | 2021 | UK-CMA | £50,500,000 |
| Alphabet Inc. and Google UK Ltd. and Google LLC | Alphabet Inc. | information technology | price-fixing or anti-competitive practices | 2022 | UK-CMA | £0 |
| Meta Platforms, Inc. and Tabby Acquisition Sub Inc. and Facebook UK Ltd. | Meta Platforms Inc. | information technology | price-fixing or anti-competitive practices | 2022 | UK-CMA | £1,500,000 |
| Macmillan Publishers Limited | Holtzbrinck Publishing Group | media | bribery | 2011 | UK-SFO | £11,263,852 |
| Alstom Network UK Ltd | Alstom | miscellaneous energy products and systems | bribery | 2019 | UK-SFO | £16,400,000 |
| Casio Electronics Co. Ltd. and Casio Computer Co., Ltd. | Casio Computer Co. | miscellaneous manufacturing | price-fixing or anti-competitive practices | 2019 | UK-CMA | £3,695,535 |
| Heathrow Airport Ltd. and Heathrow Airport Holdings Ltd. | Heathrow Airport Holdings | miscellaneous services | price-fixing or anti-competitive practices | 2018 | UK-CMA | £1,600,000 |
| Royal Mail Group plc | International Distributions Services PLC | miscellaneous services | price-fixing or anti-competitive practices | 2019 | UK-OFCOM | £0 |
| Royal Mail plc | International Distributions Services PLC | miscellaneous services | price-fixing or anti-competitive practices | 2018 | UK-OFCOM | £50,000,000 |
| Experian Ltd | Experian | miscellaneous services | price-fixing or anti-competitive practices | 2011 | UK-OFT | £0 |
| Mercedes-Benz UK Limited and Daimler UK Limited and Daimler AG | Mercedes-Benz Group | motor vehicles | price-fixing or anti-competitive practices | 2013 | UK-OFT | £1,492,646 |
| BP Oil UK Limited | BP | oil and gas | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| John Wood Group PLC | Wood Group | oilfield services and supplies | bribery | 2017 | UK-COPFS | £6,460,000 |
| Amec Foster Wheeler Limited | Wood Group | oilfield services and supplies | bribery | 2021 | UK-SFO | £103,000,000 |
| Petrofac Limited | Petrofac Limited | oilfield services and supplies | bribery | 2021 | UK-SFO | £77,034,625 |
| Auden Mckenzie (Pharma Division) Ltd. and Accord-UK Ltd. | Intas Pharmaceuticals Ltd. | pharmaceuticals | price-fixing or anti-competitive practices | 2020 | UK-CMA | £2,882,238 |
| GlaxoSmithKline plc and GlaxoSmithKline UK Ltd. and SmithKline Beecham Ltd. and Beecham Group plc | GlaxoSmithKline | pharmaceuticals | price-fixing or anti-competitive practices | 2016 | UK-CMA | £22,000,000 |
| Actavis UK Ltd. | Intas Pharmaceuticals Ltd. | pharmaceuticals | price-fixing or anti-competitive practices | 2016 | UK-CMA | £1,542,860 |
| DePuy International Limited | Johnson & Johnson | pharmaceuticals | bribery | 2011 | UK-SFO | £4,829,000 |
| Alliance Pharmaceuticals Limited and Alliance Pharma plc | Alliance Pharma PLC | pharmaceuticals | price-fixing or anti-competitive practices | 2022 | UK-CMA | £7,900,000 |
| Pfizer Limited | Pfizer | pharmaceuticals | price-fixing or anti-competitive practices | 2022 | UK-CMA | £63,300,000 |
| Auden Mckenzie and Actavis UK | Intas Pharmaceuticals Ltd. | pharmaceuticals | price-fixing or anti-competitive practices | 2023 | UK-CMA | £130,000,000 |
| Wm Morrison Supermarkets Limited | Clayton Dubilier & Rice | private equity (including portfolio companies) | price-fixing or anti-competitive practices | 2023 | UK-CMA | £0 |
