| Just a Bargain (Liverpool) Ltd | Wholesale & retail | 2018 |
| Just ASK Joinery Ltd | Construction | 2025 |
| Just Beauty Glow Limited | Other services | 2026 |
| Just Best Product Ltd | Extraterritorial | 2023 |
| Just Bungalows Ltd | Construction | 2023 |
| Just Carpets and Flooring Ltd | Wholesale & retail | 2025 |
| Just Carpets of Prescot Ltd | Wholesale & retail | 2017 |
| Just Contain IT Limited | Transport & logistics | 2026 |
| Just Dumbbells Limited | Other services | 2025 |
| Just Fight Ltd | Arts & recreation | 2026 |
| Just for Good Ltd | Professional & scientific | 2025 |
| Just Funding Limited | Information & communication | 2002 |
| Just I.T. Services Limited | Information & communication | 2021 |
| Just Jackie Limited | Wholesale & retail | 2025 |
| Just Joiners Limited | Construction | 2017 |
| Just Management NW Ltd | Real estate | 2024 |
| Just on Time Cleaning and Maintenance Limited | Administrative & support | 2021 |
| Just One Health & Social Care Limited | Administrative & support | 2004 |
| Just One Holdings Ltd | Financial services | 2025 |
| Just One Property Ltd | Real estate | 2025 |
| Just Park Liverpool Airport Ltd | Transport & logistics | 2025 |
| Just Teck Ltd | Real estate | 2022 |
| Just Train NW Ltd | Health & social care | 2023 |
| JUST12DAYS CIC | Education | 2025 |
| JUST4SPORTS Group Ltd | Wholesale & retail | 2021 |
| Justice for Professionals CIC | Professional & scientific | 2026 |
| Justin & Bedford Solutions Limited | Construction | 2024 |
| Justine Mansions (Liverpool) Management Company Limited | Real estate | 2008 |
| Justonlinebusines Limited | Administrative & support | 2022 |
| Justplaygames Ltd | Arts & recreation | 2016 |
| Justskin Ltd. | Other services | 2017 |
| Juvela Limited | Manufacturing | 2007 |
| JV Live Events Limited | Arts & recreation | 2023 |
| JV Liverpool Limited | Hospitality | 2025 |
| Jvcorkill Consultancy Limited | Professional & scientific | 2022 |
| JVD Projects Ltd | Construction | 2019 |
| JVJP11 Limited | Arts & recreation | 2022 |
| Jvsa Limited | Professional & scientific | 2014 |
| JW & Daughters Ltd | Wholesale & retail | 2020 |
| JW Aviation Solutions (UK) Ltd | Education | 2021 |
| JW Celestial Advisory Ltd | Professional & scientific | 2025 |
| JW Consultancy Services Ltd | Professional & scientific | 2019 |
| JW Hair Limited | Other services | 2020 |
| JW Home Care Limited | Health & social care | 2011 |
| JW Plumb & Heat Ltd | Construction | 2024 |
| JWB Paint & Decor Limited | Construction | 2021 |
| JWB Wolf Ltd | Transport & logistics | 2016 |
| JWC Floor Solutions Ltd | Construction | 2025 |
| JWC Property Services Limited | Construction | 2016 |
| JWD Security Ltd | Administrative & support | 2024 |
| Jwdool Limited | Professional & scientific | 2018 |
| JWH Capital Four Limited | Manufacturing | 2017 |
| JWH Capital Limited | Real estate | 2015 |
| JWH Capital One Limited | Real estate | 2017 |
| JWH Capital Two Limited | Real estate | 2017 |
| JWH Telecoms Limited | Other services | 2019 |
| JWK Ltd | Wholesale & retail | 2019 |
| JWP Trading Limited | Manufacturing | 2018 |
| JWS Technical Solutions Limited | Information & communication | 2012 |
| JWT Motorworks Limited | Wholesale & retail | 2025 |
| JX Renewables Ltd | Professional & scientific | 2026 |
| JXG International Ltd | Wholesale & retail | 2025 |
| JXI Property Limited | Real estate | 2014 |
| JY Financial Services Limited | Administrative & support | 2024 |
| Jyan Consulting Ltd | Professional & scientific | 2021 |
| JYC Property Ltd | Real estate | 2023 |
| JZS Developments Ltd | Real estate | 2026 |
| J’S Barbers North West Ltd | Other services | 2026 |
| J’S Barbershop Liverpool Ltd | Other services | 2026 |
| K & 1 Store Ltd | Wholesale & retail | 2024 |
| K & 4KS Co Ltd | Real estate | 2021 |
| K & B Installation Ltd | Professional & scientific | 2006 |
| K & H Tarling ESP Trading Limited | Professional & scientific | 2018 |
| K & J Training NW Limited | Education | 2016 |
| K & K Meats Ltd | Wholesale & retail | 2002 |
| K & K Prince Investments Ltd | Other services | 2018 |
| K & L GAS Ltd | Construction | 2019 |
| K & P Associates NW Limited | Wholesale & retail | 2020 |
| K & S Property Management Services Ltd | Administrative & support | 2023 |
| K & T Property North West Ltd | Real estate | 2017 |
| K a Mcclennon Property Ltd | Other services | 2019 |
| K a Restaurant Ltd | Hospitality | 2019 |
| K and M Trading Ltd | Real estate | 2017 |
| K and Sons Ltd | Transport & logistics | 2023 |
| K Blaize Trading Ltd | Wholesale & retail | 2022 |
| K Cleaning Ltd | Administrative & support | 2025 |
| K Cook (NW) Limited | Health & social care | 2020 |
| K Cunningham Building Services Ltd | Construction | 2014 |
| K D Consulting NW Ltd | Professional & scientific | 2025 |
| K Druce Ltd | Transport & logistics | 2024 |
| K G Electrical Contractors (Northwest) Limited | Wholesale & retail | 2002 |
| K Gerard Properties Limited | Real estate | 2026 |
| K Haggis & Co Limited | Hospitality | 2017 |
| K Hughes Electrical Ltd | Construction | 2018 |
| K J MC Group Ltd | Real estate | 2025 |
| K J P Maguire Limited | Other services | 2023 |
| K Jones Joinery Limited | Construction | 2013 |
| K Kennedy Holdings Ltd | Real estate | 2025 |
| K L Engineering Services Ltd | Construction | 2020 |
| K M C Packaging & Business Products Ltd | Wholesale & retail | 2007 |