| Hyde Central Services Limited | Professional & scientific | 1982 |
| Hyde Coatings Limited | Professional & scientific | 1991 |
| Hyde Details (Fabrications and Welding) Limited | Professional & scientific | 2006 |
| Hyde Details Limited | Professional & scientific | 1991 |
| Hyde Fabrications Limited | Professional & scientific | 2011 |
| Hyde Group Engineering Limited | Professional & scientific | 2005 |
| Hyde Group Holdings Limited | Professional & scientific | 2000 |
| Hyde Group Limited | Professional & scientific | 1981 |
| Hyde Group Nuclear Limited | Professional & scientific | 2011 |
| Hyde Industrial Holdings Limited | Financial services | 1974 |
| Hyde Investments Limited | Real estate | 1984 |
| Hyde Precision Components Limited | Professional & scientific | 1996 |
| Hydraulics Manchester Ltd | Manufacturing | 2010 |
| Hypha Media Ltd | Professional & scientific | 2015 |
| I & M C Sink Account Limited | Real estate | 2004 |
| I AM Consulting Ltd | Administrative & support | 2025 |
| I J Owen & Co Limited | Information & communication | 2010 |
| Iama Limited | Real estate | 2024 |
| Iframeuk Limited | Manufacturing | 2024 |
| Ignite Active Academy Ltd | Education | 2026 |
| Ignite Dance Academy Ltd | Arts & recreation | 2025 |
| Ignite HQ CIC | Education | 2026 |
| Ignite Promotions Ltd | Other services | 2013 |
| IN the Nest Ltd | Other services | 2007 |
| Indian Food Stalybridge Ltd | Hospitality | 2025 |
| Inkvault Holdings Ltd | Information & communication | 2025 |
| Inspirator Ltd | Information & communication | 2018 |
| Inspire Consultancy (Merseyside) Ltd | Construction | 2025 |
| Insta Stay Limited | Households | 2019 |
| Instant NIT Comb Cleaner Ltd | Wholesale & retail | 2025 |
| Insure Your Life Limited | Financial services | 2019 |
| Integrated Security Services Ltd | Administrative & support | 2026 |
| International Mortgage Services Ltd | Financial services | 2015 |
| Intu Limited | Real estate | 2008 |
| Inverta Ltd | Other services | 2016 |
| Ironhart Advisory Ltd | Information & communication | 2026 |
| Ishtehar Limited | Professional & scientific | 2025 |
| Ismael & Leyla Limited | Hospitality | 2025 |
| Iso-Seat Limited | Manufacturing | 2020 |
| Italian Coffee Land Ltd | Hospitality | 2024 |
| J Clinics Training Ltd | Other services | 2022 |
| J K Garden Services Ltd | Administrative & support | 2022 |
| J Mellor Investments Ltd | Professional & scientific | 2017 |
| J P Brothers (NW) Ltd | Wholesale & retail | 2024 |
| J Woodfield Property Limited | Real estate | 2023 |
| J-Clinics Aesthetics Ltd | Other services | 2025 |
| J-Clinics Consultancy Ltd | Professional & scientific | 2025 |
| J. Pedley Associates Limited | Professional & scientific | 1984 |
| J.Gen Limited | Administrative & support | 2013 |
| J.S.B Industrial Park Limited | Real estate | 1987 |
| Jackson & Taylor Limited | Construction | 2013 |
| JAG Enforcement Ltd | Professional & scientific | 2020 |
| JAG Property North West Limited | Hospitality | 2024 |
| Jakota Construction Ltd | Construction | 2022 |
| James Farr Consulting Limited | Administrative & support | 2015 |
| JAN Engineering Limited | Manufacturing | 1975 |
| JAR Statistics Limited | Professional & scientific | 2016 |
| Jason Taylor Lighting Design Ltd | Professional & scientific | 2003 |
| JB Music Ltd | Administrative & support | 2016 |
| JBE Bricks Ltd | Wholesale & retail | 2026 |
| JBS Engineering & Energy Solutions Ltd | Professional & scientific | 2023 |
| Jdah Imports Ltd | Wholesale & retail | 2022 |
| JDE Aviation Services Ltd | Professional & scientific | 2026 |
| Jfdi Investments Limited | Real estate | 2019 |
| JG Property Developments Ltd | Real estate | 2018 |
| Jinks Digital Consulting Ltd | Professional & scientific | 2022 |
| JM Sherlock Holdings Limited | Financial services | 2025 |
| JM Shoes Ltd | Wholesale & retail | 2025 |
| JMT Management Ltd | Professional & scientific | 2025 |
| John Dodd Property Limited | Real estate | 2006 |
| John Higginbotham Narrow Boat Painting Ltd | Manufacturing | 2023 |
| Jones Broadway Limited | Financial services | 2016 |
| JPD Products Ltd | Wholesale & retail | 2019 |
| JSB Engineering Limited | Professional & scientific | 1998 |
| JSV Property Ltd | Real estate | 2022 |
| JT Construction and Joinery Ltd | Construction | 2023 |
| JT Design Engineering Limited | Administrative & support | 2016 |
| Judges Bar Ltd | Hospitality | 2018 |
| JUST8 Property Maintenance Ltd | Construction | 2025 |
| Jwies Ltd | Professional & scientific | 2026 |
| Jwps Maintenance Limited | Construction | 2018 |
| JWT Coldstore Construction Limited | Construction | 2012 |
| Jygsaw Property Ltd | Households | 2018 |
| K & L C C Ltd | Construction | 2022 |
| K F Chicken Ltd | Hospitality | 2025 |
| K L Joinery Limited | Administrative & support | 2001 |
| K.D.U. Limited | Construction | 2007 |
| K2 Scaffolds Ltd | Construction | 2005 |
| Kadilak Limited | Wholesale & retail | 2024 |
| Kammili Properties Ltd | Hospitality | 2023 |
| Kaoko Logistics Ltd | Transport & logistics | 2026 |
| Karma Solutions LM Ltd | Other services | 2014 |
| Karmar Developments Limited | Construction | 2022 |
| Karsons Lettings Limited | Real estate | 2019 |
| Kaystan Holdings Limited | Financial services | 2016 |
| KBB Joinery & Multi-Trades Ltd | Construction | 2022 |
| Keegan Construction Limited | Construction | 2021 |
| Kefalonia Enterprises Limited | Administrative & support | 2016 |
| Kenank's Holdings Ltd | Administrative & support | 2017 |
| Kennedy Machinery Services Ltd | Professional & scientific | 2023 |