| Ormeau 2016 Limited dba CBSWM12 Limited dba CBS Astor Buller Limited | | | tax violations | 2016 | UK-HMRC | £19,958 |
| Ossies Fish and Chips Ltd | | | tax violations | 2019 | UK-HMRC | £122,371 |
| OTGP HK Trading Ltd | | | tax violations | 2021 | UK-HMRC | £822,910 |
| Otis Bier Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £3,100 |
| Otium Swindon Ltd dba Bushwackers | | | tax violations | 2016 | UK-HMRC | £31,258 |
| Otium Worcester Limited | | | tax violations | 2016 | UK-HMRC | £28,049 |
| Ours Home Asset Management Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £6,313 |
| Ovenden Polski Skelp | | | tax violations | 2023 | UK-HMRC | £24,216 |
| Oxford Academy of Management Limited ASP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £2,736 |
| Oxford Accountants for Business Limited ASP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £4,500 |
| Oxford Seating Company Ltd dba Chairtrader Ltd. | | | tax violations | 2016 | UK-HMRC | £12,453 |
| P & M McCann (Flooring Specialists) Ltd | | | tax violations | 2021 | UK-HMRC | £63,288 |
| P A Baxter & Son Ltd | | | tax violations | 2018 | UK-HMRC | £59,290 |
| P D Properties & Investments Ltd | | | tax violations | 2021 | UK-HMRC | £142,450 |
| P E S Trading Ltd | | | tax violations | 2017 | UK-HMRC | £50,017 |
| P J West London Limited fka Papa John's West London Limited franchise of Papa John's | | | tax violations | 2018 | UK-HMRC | £37,501 |
| P K Properties (London) Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £2,750 |
| P L Design and Build Limited | | | tax violations | 2016 | UK-HMRC | £16,623 |
| P S Gill Construction Limited dba Parwinder Singh Construction | | | tax violations | 2023 | UK-HMRC | £1,798,261 |
| P W Thomas Agricultural Services | | | tax violations | 2016 | UK-HMRC | £12,738 |
| P.B. Syddall & Co | | | accounting fraud or deficiencies | 2019 | UK-ICAEW | £2,418 |
| P.J. Higgins & Co | | | accounting fraud or deficiencies | 2016 | UK-ICAEW | £1,250 |
| P.R.B. Trading Limited | | | tax violations | 2019 | UK-HMRC | £1,629,658 |
| Paddocks House Limited | | | tax violations | 2016 | UK-HMRC | £192,701 |
| Paintwise | | | tax violations | 2020 | UK-HMRC | £98,296 |
| Pak Watan Cargo Ltd | | | tax violations | 2020 | UK-HMRC | £14,743 |
| Palace Balti Hut Ltd | | | tax violations | 2023 | UK-HMRC | £28,085 |
| Palm Forex Limited | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £0 |
| Palms Palace Ltd | | | tax violations | 2020 | UK-HMRC | £803,537 |
| Pamma Rugs Limited dba Pamma Rugs | | | tax violations | 2016 | UK-HMRC | £64,076 |
| Panda House | | | tax violations | 2018 | UK-HMRC | £77,259 |
| Panoptic Business Solutions Limited ASP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £2,750 |
| Panoravision Ltd | | | tax violations | 2016 | UK-HMRC | £77,517 |
| Papillon CCM | | | tax violations | 2018 | UK-HMRC | £30,624 |
| Pappadams Ltd | | | tax violations | 2018 | UK-HMRC | £66,923 |
| Papu Miya Ltd | | | tax violations | 2020 | UK-HMRC | £16,304 |
| Paramount Services (Holdings) Limited | | | tax violations | 2022 | UK-HMRC | £156,419 |
| Parazitu Solutions Ltd | | | tax violations | 2021 | UK-HMRC | £314,124 |
| Park First Limited et al. | | | investor protection violation | 2021 | UK-FCA | £25,000,000 |
| Parkfield Central Grill Ltd | | | tax violations | 2022 | UK-HMRC | £33,427 |
| Parkins Accountants Ltd | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £11,848 |
| Parkside Real Estate | | | tax violations | 2019 | UK-HMRC | £25,572 |
| Parkvale Comm Limited dba Assist Education & Training Limited | | | tax violations | 2016 | UK-HMRC | £47,284 |
| Parry Land & Property Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £3,300 |
| Partition Solutions Limited | | | tax violations | 2023 | UK-HMRC | £74,304 |
| Partnership Griggs | | | tax violations | 2018 | UK-HMRC | £27,733 |
| Parvez & Co | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £25,619 |
| Parwaz Money Exchange Limited MSB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £330,594 |
| Pasha Entertainment Limited | | | tax violations | 2023 | UK-HMRC | £79,854 |
| Pasha London Ltd | | | tax violations | 2023 | UK-HMRC | £70,198 |
| Passage to India (Barnham) Ltd | | | tax violations | 2020 | UK-HMRC | £46,415 |
| Patels Supermarket and Off Licence franchise of Premier | | | tax violations | 2017 | UK-HMRC | £15,441 |
| Patti Raj Limited dba Patti Raj Restaurant | | | tax violations | 2016 | UK-HMRC | £204,019 |
| Paul Lovell & Co ASP | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £2,750 |
| Paving and Building Contractors Ltd | | | tax violations | 2019 | UK-HMRC | £73,882 |
| Paving Plus Direct UK Ltd | | | tax violations | 2021 | UK-HMRC | £30,123 |
| PayPal Holdings, Inc. and PayPal (Europe) Sarl et Cie SCA and PayPal SE | PayPal Holdings | financial services | investor protection violation | 2019 | UK-CMA | £250,000 |
| Payroll Solutions WM Ltd | | | tax violations | 2020 | UK-HMRC | £43,223 |
| PC Motors Sales and Servicing Ltd | | | tax violations | 2019 | UK-HMRC | £23,162 |
| Peacheys CA Limited | | | accounting fraud or deficiencies | 2019 | UK-ICAEW | £8,613 |
| Pear4U Ltd | | | tax violations | 2022 | UK-HMRC | £36,316 |
| Pearce Property Consultants Limited EAB | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £2,500 |
| Peking Chef | | | tax violations | 2018 | UK-HMRC | £37,026 |
| Peking Chef Takeaway | | | tax violations | 2018 | UK-HMRC | £40,382 |
| Pembrokeshire Mortgage Centre Limited | | | investor protection violation | 2022 | UK-FCA | £2,354,331 |
| Penn Tandoori Ltd | | | tax violations | 2017 | UK-HMRC | £45,877 |
| Pennine Ways Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £12,538 |
| Penny Lane Kitchens Limited | | | tax violations | 2016 | UK-HMRC | £25,469 |
| Pentland Discount | | | tax violations | 2016 | UK-HMRC | £25,999 |
| Pepper Sauce Restaurant | | | tax violations | 2018 | UK-HMRC | £117,410 |
| Pepperoni's | | | tax violations | 2020 | UK-HMRC | £20,608 |
| Perspective Financial Management Limited | | | investor protection violation | 2011 | UK-FSA | £49,000 |
| Pew Homes Ltd | | | tax violations | 2021 | UK-HMRC | £41,632 |
| PFK Partners Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £1,500 |
| PH Estate Agents Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £2,593 |
| Phab Floors | | | tax violations | 2017 | UK-HMRC | £11,421 |
| Phantom Motor Company Limited | | | anti-money-laundering deficiencies | 2018 | UK-HMRC | £500 |
| Phat Buns (Leics) Limited fka Doorstep Desserts Distribution Limited. | | | tax violations | 2023 | UK-HMRC | £80,654 |
| Philip Binfield Taxation Services Limited ASP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £13,200 |
| Philip Hodges Estate Agents Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £5,598 |
| Phillip Cooper & Co | | | accounting fraud or deficiencies | 2019 | UK-ICAEW | £3,030 |
| Phoenix Body Shop | | | tax violations | 2023 | UK-HMRC | £24,868 |
| Phoenix Contractors | | | tax violations | 2017 | UK-HMRC | £12,427 |
| Phoenix Property International Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £6,000 |
| Phone Extras | | | tax violations | 2023 | UK-HMRC | £70,065 |
| Photo-Me International plc | | | investor protection violation | 2010 | UK-FSA | £500,000 |
| Pi Financial Limited | | | investor protection violation | 2012 | UK-FSA | £58,300 |
| Pilkington Real Estate Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £1,550 |
| Pily SE Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £4,400 |
| Pinkney Grunwells Lawyers LLP | | | anti-money-laundering deficiencies | 2022 | UK-SRA | £2,699 |
| Pinnacle Freelance Limited ASP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £5,000 |
| Pizza & Pasta Factory Ltd dba Pizza Factory | | | tax violations | 2021 | UK-HMRC | £38,017 |
| Pizza Time | | | tax violations | 2018 | UK-HMRC | £9,852 |
| Pizza Time | | | tax violations | 2022 | UK-HMRC | £37,269 |
| PJ Builders | | | tax violations | 2018 | UK-HMRC | £42,837 |
| PJ Eastbourne Limited fka Papa John Eastbourne Ltd. | | | tax violations | 2022 | UK-HMRC | £151,136 |
| PJS Partitions & Ceilings Ltd | | | tax violations | 2019 | UK-HMRC | £49,811 |
| PKF Littlejohn LLP | | | accounting fraud or deficiencies | 2020 | UK-ICAEW | £6,353 |
| PKF Littlejohn LLP | | | accounting fraud or deficiencies | 2023 | UK-ICAEW | £12,518 |
| Place Flight | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £2,000 |
| Place Trading Limited | | | tax violations | 2017 | UK-HMRC | £80,149 |
