| Hublive Ltd | Professional & scientific | 2020 |
| Hudson and Bowman Ltd | Construction | 2025 |
| Hulmesway Group Limited | Construction | 2023 |
| Hulmesway Ltd | Construction | 2025 |
| Hulmesway Roofing Limited | Construction | 2025 |
| Huncoat Avenue 13/07/1963 Limited | Extraterritorial | 2014 |
| Hunters Country Press Ltd | Information & communication | 2024 |
| Hunters Pointe Management Company Limited | Households | 2002 |
| Huub Assets Limited | Real estate | 2021 |
| Huub Pharma Accrington Limited | Other services | 2020 |
| Huub Pharma Bury Limited | Health & social care | 2026 |
| Huub Pharma Mossley Limited | Health & social care | 2017 |
| HW Electrical Contractors Ltd | Construction | 2026 |
| Hydra Swim Academy Limited | Education | 2026 |
| Hydrocloride Designs Limited | Information & communication | 2014 |
| Hydrocloride Properties Limited | Real estate | 2016 |
| Hyperflow Drainage Ltd | Water & waste | 2022 |
| Hyperfocus Labs Limited | Information & communication | 2024 |
| Hypermedia Solutions Ltd | Information & communication | 2020 |
| I Design Interior Cheshire Limited | Construction | 2023 |
| I Grocott Ltd | Professional & scientific | 2005 |
| IAN Hancock Photography Limited | Professional & scientific | 2022 |
| IAN Thomas Clinical Consulting Limited | Professional & scientific | 2016 |
| IAS Digital Services Ltd | Manufacturing | 2023 |
| IBD Internet Business Directory Limited | Information & communication | 2007 |
| Ibuild Carpentry & Joinery Ltd | Construction | 2018 |
| Iconic Interiors Ltd | Wholesale & retail | 2006 |
| ID Digital Ltd | Administrative & support | 2017 |
| ID Geoenvironmental Limited | Professional & scientific | 2009 |
| ID Warden Limited | Information & communication | 2025 |
| IF You’Re Gonna BE a Bear BE a Grizzly Limited | Hospitality | 2021 |
| IGN Structures Limited | Professional & scientific | 2020 |
| Ignis Management Limited | Professional & scientific | 2018 |
| IM Leadership (UK) Limited | Professional & scientific | 2015 |
| Imag Aggregates Limited | Wholesale & retail | 1988 |
| IMG Photography Ltd | Professional & scientific | 2018 |
| IMM Management Limited | Professional & scientific | 2023 |
| Immofox Ltd | Real estate | 2017 |
| Immy MAY Ltd | Wholesale & retail | 2023 |
| Impact Airconditioning Limited | Construction | 2010 |
| Impact Beyond Ltd | Administrative & support | 2024 |
| Imperial Foundry Ltd | Professional & scientific | 2024 |
| Impert Limited | Professional & scientific | 2015 |
| Impressive Property Limited | Professional & scientific | 2009 |
| Inamow Limited | Professional & scientific | 2014 |
| Incentra Ltd | Information & communication | 2026 |
| Inception Consultants Limited | Professional & scientific | 2022 |
| Indipot Limited | Professional & scientific | 2013 |
| Inferstats Consulting Ltd | Professional & scientific | 2015 |
| Infinity Grave Care Limited | Manufacturing | 2025 |
| Infinity Transitions Cheshire Ltd | Health & social care | 2025 |
| Infocube Solutions Ltd | Information & communication | 2008 |
| Ingen Design Ltd | Professional & scientific | 2024 |
| Inhoco Careers Limited | Education | 2024 |
| Innix Ltd | Information & communication | 2025 |
| Innovate & Thrive Co. Ltd | Professional & scientific | 2021 |
| Innovation LAB Limited | Information & communication | 2018 |
| Innovation& Limited | Professional & scientific | 2024 |
| Inscx Exchange (Central Clearing) Limited | Financial services | 2011 |
| Inside NO 48 Ltd | Financial services | 2024 |
| Insideout Construction Services Ltd | Construction | 2018 |
| Instru-Mentality Ltd | Information & communication | 2026 |
| Instrumentation Direct Limited | Wholesale & retail | 1998 |
| Instrumentation Solutions Ltd | Professional & scientific | 2010 |
| Insubuild Limited | Construction | 2022 |
| Integrali Limited | Wholesale & retail | 2002 |
| Intelligent Blinds Limited | Professional & scientific | 2008 |
| Interact Digital Studio Limited | Professional & scientific | 2022 |
| Interlinkz Ltd | Other services | 2023 |
| Internet Travel Shop Ltd | Extraterritorial | 2016 |
| Intervention First Ltd | Education | 2025 |
| Into French Ltd | Professional & scientific | 2013 |
| Intront Limited | Professional & scientific | 2012 |
| Invasive Weed Solutions Limited | Water & waste | 2004 |
| Investform Limited | Hospitality | 1990 |
| Investment Castings (Congleton) Limited | Manufacturing | 1988 |
| Investment Castings Group Ltd | Financial services | 2023 |
| Investment Castings Holdings Limited | Financial services | 2016 |
| Invicta Storage Ltd | Transport & logistics | 2025 |
| Invicta TCG Ltd | Wholesale & retail | 2024 |
| Invigorate Business Consultancy Limited | Information & communication | 2010 |
| Istanbul Barber (Cogleton) Ltd | Other services | 2022 |
| Istle Limited | Professional & scientific | 2012 |
| Itclarity Limited | Information & communication | 2007 |
| Ithica AI Ltd | Information & communication | 2025 |
| Itri Insights Ltd | Information & communication | 2019 |
| Itsbzaar Ltd | Wholesale & retail | 2024 |
| J & B Heating Limited | Construction | 2020 |
| J & F Export Services Ltd | Administrative & support | 2002 |
| J & F Holdings (Leek) Limited | Financial services | 2019 |
| J & H (CW12) Limited | Hospitality | 2020 |
| J & P Valves UK Ltd | Manufacturing | 2024 |
| J & Sons Ltd | Wholesale & retail | 2025 |
| J &a Stays Ltd | Real estate | 2025 |
| J a 4X4 of Cheshire Limited | Wholesale & retail | 2018 |
| J Ambrose Building Ltd | Construction | 2022 |
| J Ambrose Services Ltd | Real estate | 2025 |
| J Belfield Building Ltd | Construction | 2026 |
| J Dooley Paving Services Ltd | Construction | 2012 |
| J Finney Trading Ltd | Wholesale & retail | 2021 |