| A P Waters Building Contractors Limited | | | tax violations | 2017 | UK-HMRC | £33,724 |
| Handyman Scott | | | tax violations | 2017 | UK-HMRC | £33,369 |
| Brafman Enterprises Limited dba Le Cafe | | | tax violations | 2017 | UK-HMRC | £32,113 |
| Hall FM Security Limited | | | tax violations | 2017 | UK-HMRC | £30,114 |
| Velma Mechanical Services Limited dba Pit Stop Auto Centre | | | tax violations | 2017 | UK-HMRC | £29,440 |
| 3 AAA LLP | | | tax violations | 2017 | UK-HMRC | £29,389 |
| Ishan Logistics Limited | | | tax violations | 2017 | UK-HMRC | £26,950 |
| Fairdeal Stores Limited dba Best One | | | tax violations | 2017 | UK-HMRC | £25,493 |
| Crystal Trading Limited dba Pink Turban | | | tax violations | 2017 | UK-HMRC | £24,987 |
| Irlam Commercials Limited | | | tax violations | 2017 | UK-HMRC | £24,774 |
| KM Electronics | | | tax violations | 2017 | UK-HMRC | £24,325 |
| KM Electronics | | | tax violations | 2017 | UK-HMRC | £24,325 |
| Kings Taxis | | | tax violations | 2017 | UK-HMRC | £23,623 |
| Global Training Solutions | | | tax violations | 2017 | UK-HMRC | £21,637 |
| Weatherhead Pipeline Solutions Limited | | | tax violations | 2017 | UK-HMRC | £19,220 |
| Switch2day Limited dba Uswitch Business Telecommunications Limited | | | tax violations | 2017 | UK-HMRC | £18,672 |
| Euro Textile Limited | | | tax violations | 2017 | UK-HMRC | £17,617 |
| Caversham Browne Limited | | | tax violations | 2017 | UK-HMRC | £17,605 |
| The Men's Room (Lichfield) Limited | | | tax violations | 2017 | UK-HMRC | £14,261 |
| Scafco Limited | | | tax violations | 2017 | UK-HMRC | £13,534 |
| Quality Cafe | | | tax violations | 2017 | UK-HMRC | £11,608 |
| Gavigan Paving Limited | | | tax violations | 2017 | UK-HMRC | £10,704 |
| Gostling Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £15,371 |
| Brian Paul Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £12,792 |
| Hayward Wright Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £8,000 |
| Carter Nicholls Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £3,443 |
| MG Audit Services Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £5,000 |
| Grant Thornton UK LLP | Grant Thornton | business services | accounting fraud or deficiencies | 2017 | UK-ICAEW | £8,000 |
| Derrick Newman Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £1,003 |
| C H London Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £3,000 |
| YPO | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £1,500 |
| Rawlinsons | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £7,242 |
| Place Flight | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £2,000 |
| Harrison Holt | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £1,000 |
| Higginson & Co (UK) Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £2,500 |
| Baxters | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £8,000 |
| Hillier Hopkins LLP | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £200,000 |
| Crowe U.K. LLP | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £24,492 |
| Wilds Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £500 |
| Edwards Accountants (Midlands) Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £28,555 |
| Latham Costa Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £1,000 |
| cba (Accountants) Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £10,653 |
| MHA MacIntyre Hudson | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £16,805 |
| Andrew Wiggett | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £3,000 |
| A.J. Charik & Co | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £500 |
| Alliotts | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £39,280 |
| Athena & Co (Scotland) Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £4,643 |
| Myers Clark Limited | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £5,980 |
| Moore | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £5,000 |
| Bank of Tokyo Mitsubishi UFJ Limited | Mitsubishi UFJ Financial Group | financial services | internal controls deficiency | 2017 | UK-PRA | £17,850,000 |
| MUFG Securities EMEA plc | Mitsubishi UFJ Financial Group | financial services | internal controls deficiency | 2017 | UK-PRA | £8,925,000 |
| Blenheim Fiduciary Group Limited | | | anti-money-laundering deficiencies | 2017 | UK-GFSC | £70,000 |
| Capital Solutions Limited | | | investor protection violation | 2017 | UK-GFSC | £0 |
| Sonali Bank (UK) Limited | | | anti-money-laundering deficiencies | 2016 | UK-FCA | £3,250,600 |
| Aviva Pension Trustees UK Limited and Aviva Wrap UK Limited | Aviva PLC | financial services | investor protection violation | 2016 | UK-FCA | £8,246,800 |
| Cenkos Securities Plc | | | investor protection violation | 2016 | UK-FCA | £530,500 |
| W H Ireland Limited | | | investor protection violation | 2016 | UK-FCA | £1,200,000 |
| Deloitte LLP | Deloitte | business services | accounting fraud or deficiencies | 2016 | UK-FRC | £6,275,000 |
| PricewaterhouseCoopers LLP | PricewaterhouseCoopers | business services | accounting fraud or deficiencies | 2016 | UK-FRC | £3,050,000 |
| Moore Stephens (NI) LLP | | | accounting fraud or deficiencies | 2016 | UK-FRC | £140,000 |
| LL (NI) Limited dba Mandarin Palace Restaurant dba Mandarin Palace Takeaway dba Karma Tapas Bar dba Jasmine Takeaway | | | tax violations | 2016 | UK-HMRC | £530,315 |
| SRS (Sheffield) Limited | | | tax violations | 2016 | UK-HMRC | £518,734 |
| Tan Trading Limited | | | tax violations | 2016 | UK-HMRC | £450,799 |
| Celtic Carriers Limited | | | tax violations | 2016 | UK-HMRC | £318,408 |
| L A Haulage and Plant Hire Limited fka L A Plant Hire (UK) Limited | | | tax violations | 2016 | UK-HMRC | £114,566 |
| CSC | | | tax violations | 2016 | UK-HMRC | £102,514 |
| Armstrongs Fish and Chip Shop Limited | | | tax violations | 2016 | UK-HMRC | £87,254 |
| G K V Development | | | tax violations | 2016 | UK-HMRC | £85,391 |
| Advance Cars | | | tax violations | 2016 | UK-HMRC | £78,304 |
| B Bostan Building Contractors Limited | | | tax violations | 2016 | UK-HMRC | £75,435 |
| Pamma Rugs Limited dba Pamma Rugs | | | tax violations | 2016 | UK-HMRC | £64,076 |
| Dervish | | | tax violations | 2016 | UK-HMRC | £62,943 |
| Delsauce Restaurant Limited dba Village Indiya | | | tax violations | 2016 | UK-HMRC | £61,985 |
| Health Joy Nutrition Limited dba MD Nutrition dba Health Joy Limited dba Health Joy MD Nutrition Limited | | | tax violations | 2016 | UK-HMRC | £60,907 |
| JAD Transport | | | tax violations | 2016 | UK-HMRC | £57,381 |
| Woodthorpe Moto Company | | | tax violations | 2016 | UK-HMRC | £47,525 |
| Wonga Group Limited | | | tax violations | 2016 | UK-HMRC | £43,845 |
| Shrigleys Limited | | | tax violations | 2016 | UK-HMRC | £39,435 |
| Jutla Enterprises | | | tax violations | 2016 | UK-HMRC | £38,704 |
| Macsons (UK) Limited dba Raj India | | | tax violations | 2016 | UK-HMRC | £38,096 |
| Soho Bars (London) Limited dba The O Bar dba Freedom | | | tax violations | 2016 | UK-HMRC | £34,828 |
| The Plaice to Go | | | tax violations | 2016 | UK-HMRC | £26,406 |
| Pentland Discount | | | tax violations | 2016 | UK-HMRC | £25,999 |
| Providence (Leic) Limited | | | tax violations | 2016 | UK-HMRC | £24,867 |
| TMH Project Management Limited | | | tax violations | 2016 | UK-HMRC | £22,738 |
| Exclusive Textiles | | | tax violations | 2016 | UK-HMRC | £21,722 |
| Newbridge Fish Bar Limited | | | tax violations | 2016 | UK-HMRC | £20,740 |
| Hybrid (Grimsby) Limited | | | tax violations | 2016 | UK-HMRC | £19,877 |
| Fourth Culture Films Limited | | | tax violations | 2016 | UK-HMRC | £18,871 |
| Contractors 4 U Limited | | | tax violations | 2016 | UK-HMRC | £16,090 |
| Connolly Contractors Limited | | | tax violations | 2016 | UK-HMRC | £13,957 |
| Avonhouse Cleaning | | | tax violations | 2016 | UK-HMRC | £10,268 |
| Superpower Payroll Limited | | | tax violations | 2016 | UK-HMRC | £1,457,539 |
| G and GT Foods Limited | | | tax violations | 2016 | UK-HMRC | £723,333 |
| TM Payroll Limited | | | tax violations | 2016 | UK-HMRC | £515,471 |
| Chadico Limited dba Mia Lounge | | | tax violations | 2016 | UK-HMRC | £435,129 |
| Rich and Famous Limited franchise of Papa Johns | | | tax violations | 2016 | UK-HMRC | £357,464 |
| A G Plant Hire Limited | | | tax violations | 2016 | UK-HMRC | £331,223 |
| Eagle Motors (Luton) Limited | | | tax violations | 2016 | UK-HMRC | £287,845 |
| Poets House Limited | | | tax violations | 2016 | UK-HMRC | £271,078 |
| Monter Limited | | | tax violations | 2016 | UK-HMRC | £266,766 |
