| Hotel Gotham LimitedBirmingham, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2014 |
| Hotel Gotham Newcastle LimitedWarrington, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Hotel Property InvestorsUnited Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1980 |
| Houghtons Foodservice LtdDorking, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2023 |
| Houlihan Lokey LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2001 |
| Hoults Merchants LimitedHuddersfield, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| House of Bordeaux LtdBillericay, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2023 |
| House of Wine LimitedLeeds, United Kingdom · UKhouseofwine.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | –Mid (producers) | 15% | 2018 |
| House Supply Co LtdWadebridge, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Howden Group Holdings LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1994 |
| Hoxton Beach LtdUnited Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2006 |
| Hpasia LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Hqw Aerospace LimitedPlymouth, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1948 |
| Hsbc Innovation Bank LimitedLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Hsh LtdLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Ht Drinks LtdLondon, United Kingdom · UKhtdrinks.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 1985 |
| Hudson Bay Capital Managemen T LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2018 |
| Humble Group LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2009 |
| Hungry Bikes LtdPalmers Green, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Hunted Productions LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2024 |
| Huntsbridge LtdUnited Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1994 |
| Husky Wines LimitedAxminster, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Hyde Farm LimitedLondon, United Kingdom · UKhydefarm.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 2019 |
| Hyosung CorporationLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| I Ciacca LimitedGlasgow, United Kingdom · UKiciacca.com · checked 28 Oct 2026 | UK | 0 | – | – | – | – | 2013 |
| I.G.T. Management LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2013 |
| I2 Analytical LtdWatford, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2003 |
| Ian Hart LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2015 |
| Iberiandrinks UK LtdLondon, United Kingdom · UKiberiandrinks.co.uk · checked 28 Oct 2026 | UK | 0 | – | – | –Mid (producers) | 27% | 2012 |
| Iberiano Wines LimitedBexhill, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2012 |
| Iberico LtdSheffield, United Kingdom · UKvino-iberico.com · checked 28 Oct 2026 | UK | 0 | – | – | –Premium (producers) | 19% | 2020 |
| Ibervilla Fine Foods SluLondon, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Iceland Foods LtdDeeside, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1973 |
| Iconic Distro Company LtdHenley in Arden, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2022 |
| Ict Wholesale Express LimitedColnbrook, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2012 |
| Ideal Wine Company LtdSurrey, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2011 |
| Ideias Inadiaveis LdaBrighton, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Idem Safety Switches LimitedWigan, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2003 |
| Ident Education LtdHenley-on-Thames, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Identity Events Management LimitedEastbourne, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Iforce LtdWarrington, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 1997 |
| Ifs Worldwide LtdDenny, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Ifwines LtdLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2020 |
| Ignisis LimitedSolihull, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Iij Europe LimitedLondon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2001 |
| Ij's Europe Food & Drink LtdBasildon, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2013 |
| Ikou LimitedNorth Shields, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2025 |
| Ikp Trading LimitedBrough, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2013 |
| Il Gusto Spirits LtdHigh Wycombe, United Kingdom · UKchecked 26 Oct 2026 | UK | 0 | – | – | – | – | – |
| Il Piccolino's LtdWarwick, United Kingdom · UKchecked 28 Oct 2026 | UK | 0 | – | – | – | – | 2005 |