| Happiness Food Ltd fka Chopsticks | | | tax violations | 2022 | UK-HMRC | £23,369 |
| Happy Garden Takeaway | | | tax violations | 2022 | UK-HMRC | £91,650 |
| Happy House (Ely) Limited | | | tax violations | 2020 | UK-HMRC | £67,676 |
| Happy Meal | | | tax violations | 2023 | UK-HMRC | £102,795 |
| Happy Sales Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £7,000 |
| Happy Time 168 Ltd | | | tax violations | 2021 | UK-HMRC | £22,300 |
| Hard Hat Logistics Limited | | | tax violations | 2020 | UK-HMRC | £45,460 |
| Hargreave Hale Ltd | | | insider trading | 2019 | UK-FCA | £306,300 |
| Hargreave Music Management ASP | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £2,439 |
| Harikrishan's Kitchen | | | tax violations | 2020 | UK-HMRC | £42,856 |
| Harpers (A64) Limited | | | tax violations | 2020 | UK-HMRC | £57,560 |
| Harpers (Brandesburton) Ltd | | | tax violations | 2020 | UK-HMRC | £260,404 |
| Harpers (Market Weighton) Ltd | | | tax violations | 2020 | UK-HMRC | £133,457 |
| Harpers (Wetwang) Ltd | | | tax violations | 2020 | UK-HMRC | £172,902 |
| Harris & Co Limited | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £350 |
| Harris Bassett Limited | | | accounting fraud or deficiencies | 2023 | UK-ICAEW | £8,750 |
| Harrison Holt | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £1,000 |
| Harrisons Lettings & Management Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £14,000 |
| Hart Shaw | | | accounting fraud or deficiencies | 2018 | UK-ICAEW | £11,018 |
| Hartel Ltd | | | tax violations | 2020 | UK-HMRC | £652,197 |
| Hartwood Ltd | | | tax violations | 2018 | UK-HMRC | £85,966 |
| Hastings International UK Limited | | | anti-money-laundering deficiencies | 2014 | UK-OFT | £47,966 |
| Hatam & Co Accountancy Service Provider (ASP) | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £1,000 |
| Hatfield & John Ltd | | | accounting fraud or deficiencies | 2018 | UK-ICAEW | £2,230 |
| Hattens Solicitors Limited | | | anti-money-laundering deficiencies | 2023 | UK-SRA | £13,300 |
| Haweli Twyford Ltd | | | tax violations | 2019 | UK-HMRC | £240,095 |
| Hawk Logistics Ltd | | | tax violations | 2019 | UK-HMRC | £28,243 |
| Hawk Rentals Ltd | | | tax violations | 2019 | UK-HMRC | £39,098 |
| Hawkfield Investment Ltd | | | tax violations | 2018 | UK-HMRC | £129,176 |
| Hawksford Trust Company Jersey Limited | | | banking violation | 2021 | UK-JFSC | £0 |
| Haysmacintyre LLP | | | accounting fraud or deficiencies | 2021 | UK-FRC | £70,000 |
| Haysmacintyre LLP | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £8,015 |
| Haysmacintyre LLP | | | accounting fraud or deficiencies | 2023 | UK-ICAEW | £5,319 |
| Haytrax Ltd | | | tax violations | 2023 | UK-HMRC | £132,299 |
| Hayward Wright Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £8,000 |
| Hayward Wright Ltd | | | accounting fraud or deficiencies | 2022 | UK-ICAEW | £12,135 |
| Hayward Wright Ltd | | | accounting fraud or deficiencies | 2023 | UK-ICAEW | £12,135 |
| Haywood & Co LLP | | | accounting fraud or deficiencies | 2018 | UK-ICAEW | £1,500 |
| Hazlewoods LLP | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £50,575 |
| HB Accountancy and Consultancy Services Ltd | | | tax violations | 2019 | UK-HMRC | £12,928 |
| HBACS Ltd | | | tax violations | 2019 | UK-HMRC | £19,816 |
| hcomputers | | | tax violations | 2022 | UK-HMRC | £89,500 |
| HD Management Limited | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £0 |
| Health Joy Nutrition Limited dba MD Nutrition dba Health Joy Limited dba Health Joy MD Nutrition Limited | | | tax violations | 2016 | UK-HMRC | £60,907 |
| Healthy Nutrients Ltd | | | tax violations | 2020 | UK-HMRC | £208,970 |
| Hearnes Poole Ltd EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £5,600 |
| Heartbreak Fine Art Limited AMP | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £3,100 |
| Hebe & Huhet Ltd | | | tax violations | 2022 | UK-HMRC | £516,507 |
| Hector Real Estate Partners Limited EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £4,500 |
| Helium North Limited AMP | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £5,800 |
| Helliwell & Co Properties Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £92,267 |
| Hemmingfords Property Limited EAB | | | anti-money-laundering deficiencies | 2021 | UK-HMRC | £1,250 |
| Henderson Investment Funds Ltd. | Janus Henderson | financial services | investor protection violation | 2019 | UK-FCA | £1,867,900 |
| Henderson-Smith Associates Limited | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £0 |
| Henn & Westwood | | | accounting fraud or deficiencies | 2015 | UK-ICAEW | £7,268 |
| Hepplestone Fine Art Ltd AMP | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £5,700 |
| Herat Money Services Ltd | | | anti-money-laundering deficiencies | 2020 | UK-HMRC | £0 |
| Hereford Coach & Commercial Refinishers Ltd | | | tax violations | 2018 | UK-HMRC | £22,002 |
| Hereford Way Convenience Store | | | tax violations | 2018 | UK-HMRC | £20,914 |
| Heritage Estates Kent & South East Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £2,704 |
| Hexagon Electrical Services UK Ltd | | | tax violations | 2023 | UK-HMRC | £29,059 |
| HH Fish & Chips (Enfield) Limited dba Sea Shell Fish Bar | | | tax violations | 2018 | UK-HMRC | £91,593 |
| HH Tan 2 Ltd fka Tan Allure | | | tax violations | 2024 | UK-HMRC | £28,173 |
| HH Tan 3 Ltd fka Tan Allure | | | tax violations | 2024 | UK-HMRC | £30,894 |
| Hicks and Company | | | accounting fraud or deficiencies | 2020 | UK-ICAEW | £6,367 |
| Higginson & Co (UK) Ltd | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £700 |
| Higginson & Co (UK) Ltd | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £2,500 |
| High Street Deal Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £3,100 |
| High Tech Motors | | | tax violations | 2023 | UK-HMRC | £24,500 |
| Highbase Commercial Ltd. | | | tax violations | 2022 | UK-HMRC | £18,161 |
| Highway to Heaven Ltd | | | tax violations | 2020 | UK-HMRC | £205,343 |
| Hilden Park Accountants Limited | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £1,242 |
| Hill Osborne Ltd | | | accounting fraud or deficiencies | 2015 | UK-ICAEW | £10,380 |
| Hillier Hopkins LLP | | | accounting fraud or deficiencies | 2024 | UK-ICAEW | £3,577 |
| Hillier Hopkins LLP | | | accounting fraud or deficiencies | 2017 | UK-ICAEW | £200,000 |
| Hinchliffe Holmes Limited EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £14,000 |
| Hindsight Contractors Limited ASP | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £2,750 |
| Hine Downing LLP | | | anti-money-laundering deficiencies | 2024 | UK-SRA | £20,870 |
| HJ Company London Limited AMP | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £5,000 |
| HJS Accountants Limited | | | accounting fraud or deficiencies | 2019 | UK-ICAEW | £8,905 |
| HK Construction Ltd | | | tax violations | 2020 | UK-HMRC | £184,796 |
| HK Taotribe Trade Co Ltd dba Vinsic Direct | | | tax violations | 2018 | UK-HMRC | £53,533 |
| HLAS Partners Limited | | | accounting fraud or deficiencies | 2023 | UK-ICAEW | £316 |
| HN Restaurants Limited dba Dallas Chicken | | | tax violations | 2023 | UK-HMRC | £291,077 |
| Hobson's Choice (Stores) Limited | | | tax violations | 2019 | UK-HMRC | £1,397,191 |
| Hodge Bakshi Limited | | | accounting fraud or deficiencies | 2020 | UK-ICAEW | £50,350 |
| Hodgsons | | | accounting fraud or deficiencies | 2018 | UK-ICAEW | £7,500 |
| Hoferber Transporte | | | tax violations | 2019 | UK-HMRC | £14,723 |
| Holden Granat LLP | | | accounting fraud or deficiencies | 2021 | UK-ICAEW | £2,179 |
| Holmfirth Consulting Ltd. | | | tax violations | 2015 | UK-HMRC | £10,972 |
| Holt Fleet Convenience Store | | | tax violations | 2017 | UK-HMRC | £46,728 |
| Home Counties Estate Agents Limited EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £14,500 |
| Home from Home South West Limited EAB | | | anti-money-laundering deficiencies | 2022 | UK-HMRC | £1,250 |
| Homemakers I.M. Limited | | | tax violations | 2016 | UK-HMRC | £20,334 |
| Homes IV You Ltd | | | tax violations | 2023 | UK-HMRC | £56,093 |
| Honeybella Properties Limited EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £4,500 |
| Hong Kong Aosen Int. Group Co. Ltd | | | tax violations | 2020 | UK-HMRC | £1,073,627 |
| Hong Kong International Wine and Spirits Competition Ltd | | | economic sanction violation | 2022 | UK-OFSI | £30,000 |
| Hongkong Aibo Electronics Technology International Co Limited dba Poweradd | | | tax violations | 2023 | UK-HMRC | £591,744 |
| Honicknowle Service Station | | | tax violations | 2018 | UK-HMRC | £14,058 |
| Hootons Commercial Ltd EAB | | | anti-money-laundering deficiencies | 2023 | UK-HMRC | £7,000 |
