| Bluu Solutions Ltd and Bluuco Ltd. and Tetris Projects Ltd. and Jones Lang LaSalle Inc. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £0 |
| Area Sq Ltd. and Cube Interior Solutions Ltd. and Fourfront Group Ltd. and Fourfront Holdings Ltd. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £4,143,304 |
| ThirdWay Interiors Ltd. and The ThirdWay Group | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £1,780,703 |
| Loop Interiors London LLP and Loop Interiors Ltd. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £1,090,816 |
| Oakley Interiors Ltd. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £58,558 |
| Coriolis Projects Ltd. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £7,735 |
| Fender Musical Instruments Europe Limited | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £25,000 |
| Balmoral Tanks Ltd. and Balmoral Group Holdings Ltd. | | | price-fixing or anti-competitive practices | 2019 | UK-CMA | £130,000 |
| Heathrow T5 Ltd. and Arora Holdings Ltd. | | | price-fixing or anti-competitive practices | 2018 | UK-CMA | £0 |
| 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 |
| CPL Distribution Limited and CPL Industries Holdings Limited | | | price-fixing or anti-competitive practices | 2018 | UK-CMA | £2,816,514 |
| Fuel Express Ltd. and Fuel Express (Bagnalls) Ltd. and Carbo (UK) Ltd. and G.N. Grosvenor Ltd. | | | price-fixing or anti-competitive practices | 2018 | UK-CMA | £627,867 |
| Berendsen Cleanroom Services Ltd. fka Micronclean (Newbury) Ltd. and Berendsen plc | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £1,197,956 |
| Micronclean Ltd. fka Fenland Laundries Ltd. | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £510,118 |
| Ping Europe Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £1,450,000 |
| Turner Topco Ltd. and ATG Media Holdings Ltd. and ATG Media Ltd. and Metropress Ltd. | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £0 |
| Annagram Estates Limited dba CJ Hole | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £0 |
| Greenslade Taylor Hunt | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £170,549 |
| Gary Berryman Estate Agents Ltd. and Warne Investments Ltd. | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £93,555 |
| West Coast Property Services (UK) Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £55,624 |
| Abbott and Frost Estate Agents Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £30,099 |
| Saxons PS Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £20,257 |
| The National Lighting Co. Ltd. and Saxby Lighting Ltd. and Endon Lighting Ltd. and Poole Lighting Ltd. | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £2,763,000 |
| BHK (UK) Ltd. and BHK Holz-u Kunststoff KG | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £0 |
| Thomas Armstrong (Timber) Ltd. and Thomas Armstrong (Holdings) Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £1,509,000 |
| Thomas Armstrong (Timber) Ltd. and Thomas Armstrong (Holdings) Limited | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £684,000 |
| Hoffman Thornwood Ltd. and Consolidated Timer Holdings Ltd. | | | price-fixing or anti-competitive practices | 2017 | UK-CMA | £625,000 |
| British Gas Trading Limited | Centrica | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| E.ON Energy Solutions Limited | E.ON | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| EDF Energy Customers plc | EDF-Electricite de France | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| Npower Group plc | E.ON | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| Scottish Power Energy Retail Limited | Iberdrola | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| Southern Electric Gas Limited | OVO Energy | utilities and power generation | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| CST Industries (UK) Ltd. and CST Industries Inc. | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| Franklin Hodge Industries Ltd. and Carter Thermal Industries Ltd. | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £2,015,135 |
| Galglass Ltd. Irish Industrial Tanks Ltd. and Kernoff Ltd. | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £587,926 |
| KW Supplies Ltd. | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £22,248 |
| Storm Model Management Limited and Storm Models Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £491,000 |
| Models One Ltd. and One Worldwide Ltd. and Models 1 New Co Ltd. | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £394,000 |
| FM Model Agency Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £251,000 |
| Viva Model Management London Limited and Viva Model Management Sarl | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £245,000 |
| Premier Model Management Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £150,000 |
| The Association of Model Agents Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £2,500 |
| GB eye Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £0 |
| Trod Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £163,371 |
| ITW Limited | Illinois Tool Works | industrial equipment | price-fixing or anti-competitive practices | 2016 | UK-CMA | £2,298,820 |
| Ultra Finishing Limited | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £786,668 |
| 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 |
| Generics (UK) Ltd and Merck KGaA | | | price-fixing or anti-competitive practices | 2016 | UK-CMA | £5,841,286 |
| Actavis UK Ltd. | Intas Pharmaceuticals Ltd. | pharmaceuticals | price-fixing or anti-competitive practices | 2016 | UK-CMA | £1,542,860 |
| Consultant Eye Surgeons Partnership (CESP) Ltd. | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £382,500 |
| Hamptons Estates Ltd. and Countrywide plc and Countrywide Group plc | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £582,455 |
| Trinity Mirror Southern Ltd. and Trinity Mirror plc | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £91,257 |
| Waterfords (Estate Agents) Limited | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £46,186 |
| Castles Property Services Limited | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £17,348 |
| Three Counties Estate Agents Limited | | | price-fixing or anti-competitive practices | 2015 | UK-CMA | £90 |
| epyx Limited | | | price-fixing or anti-competitive practices | 2014 | UK-CMA | £0 |
| Certas Energy UK Limited and DCC plc | DCC PLC | business services | price-fixing or anti-competitive practices | 2014 | UK-CMA | £0 |
| BT Group plc | BT | telecommunications | price-fixing or anti-competitive practices | 2020 | UK-OFCOM | £6,300,000 |
| Royal Mail Group plc | International Distributions Services PLC | miscellaneous services | price-fixing or anti-competitive practices | 2019 | UK-OFCOM | £0 |
| Salegroup Limited (The) | | | price-fixing or anti-competitive practices | 2019 | UK-OFCOM | £40,000 |
| Royal Mail plc | International Distributions Services PLC | miscellaneous services | price-fixing or anti-competitive practices | 2018 | UK-OFCOM | £50,000,000 |
| British Telecommunications plc | BT | telecommunications | price-fixing or anti-competitive practices | 2017 | UK-OFCOM | £300,000 |
| British Telecommunications plc | BT | telecommunications | price-fixing or anti-competitive practices | 2017 | UK-OFCOM | £42,000,000 |
| British Telecommunications plc | BT | telecommunications | price-fixing or anti-competitive practices | 2013 | UK-OFCOM | £2,896,800 |
| British Telecommunications plc | BT | telecommunications | price-fixing or anti-competitive practices | 2012 | UK-OFCOM | £117,042,000 |
| Better Mobility Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Careco (UK) Ltd. | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Discount Mobility Plus Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Hartmond Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Milton Keynes Mobility Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Mobility 4 U Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| MT Mobility Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Pride Mobility Products Ltd. | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Robert Gregg Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Celesio AG and Lloyds Pharmacy Limited | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £0 |
| Hamsard 3149 Ltd. and Quantum Pharmaceutical Ltd. and Total Medication Management System dba Tomms Pharmacy | | | price-fixing or anti-competitive practices | 2014 | UK-OFT | £370,226 |
| Cirrus and Careline UK Monitoring Limited and Peverel Building Technologies Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Glyn Jackson Communications Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £35,700 |
| Peter O'Rourke Electrical Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £15,933 |
| Owens Installations Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £1,777 |
| Careco (UK) Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Discount Mobility Plus Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Discount Mobility Shop Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| GBL Wheelchair Services Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Mobility Independence Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| MT Mobility Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Protec Mobility Trading Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Roma Medical Aids Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Northside Truck & Van Limited and S.A.H. Limited | | | price-fixing or anti-competitive practices | 2013 | 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 |
| Ciceley Commercials Limited and Ciceley Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £659,675 |
| Enza Motors Limited and Enza Holdings Limited and Enza Group Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £347,198 |
| H&L Garages Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £242,076 |
| Road Range Limited | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £115,774 |
| UK Asbestos Training Association | | | price-fixing or anti-competitive practices | 2013 | UK-OFT | £0 |
| Tesco Stores Limited and Tesco Holdings Limited and Tesco plc | Tesco PLC | retailing | price-fixing or anti-competitive practices | 2013 | UK-OFT | £6,500,000 |
| Clear Channel UK | Clear Channel Outdoor Holdings | business services | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| JCDecaux UK | | | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
| British Airways | International Airlines Group | airlines | price-fixing or anti-competitive practices | 2012 | UK-OFT | £58,500,000 |
| Avanti Gas Limited | UGI Corp. | utilities and power generation | price-fixing or anti-competitive practices | 2012 | UK-OFT | £0 |
