| JKC Consultants Limited | Professional & scientific | 2021 |
| JKC FC | Financial services | 2021 |
| JKD Group Ltd | Financial services | 2024 |
| JKENNEDY24 Limited | Professional & scientific | 2015 |
| Jkewin Holding Group Ltd | Financial services | 2025 |
| JKG Promotions Limited | Administrative & support | 2024 |
| JKH Contracting Services Limited | Professional & scientific | 2013 |
| JKJ Developments Ltd | Households | 2024 |
| Jkje Property Limited | Real estate | 2024 |
| Jkjpropertydevelopments Ltd | Construction | 2020 |
| Jklm Investments Ltd | Real estate | 2021 |
| Jkmcr Performing Arts Ltd | Arts & recreation | 2023 |
| JKP Business Services Limited | Real estate | 2014 |
| JKR Developments (NW) Ltd | Real estate | 2025 |
| JKS Accountants Ltd | Professional & scientific | 2012 |
| JKS Books (UK) Ltd | Wholesale & retail | 2019 |
| JKT Consultancy Services Limited | Construction | 2017 |
| JKT Transport Ltd | Transport & logistics | 2025 |
| Jkyb Limited | Health & social care | 2026 |
| JL Assets Ltd | Real estate | 2023 |
| JL Clarkson Limited | Real estate | 2026 |
| JL Clinical Solutions Ltd | Health & social care | 2026 |
| JL Commercial Limited | Professional & scientific | 2018 |
| JL Energy Solutions Ltd | Professional & scientific | 2026 |
| JL Hospitality Services Ltd | Hospitality | 2003 |
| JL Invest Limited | Financial services | 2024 |
| JL Performance Coaching Limited | Education | 2024 |
| JL Riley Property Ltd | Real estate | 2025 |
| JL11 Properties Ltd | Households | 2021 |
| JLA (Liverpool) Ltd | Extraterritorial | 2024 |
| JLA Jointing Ltd | Construction | 2025 |
| JLA Property Maintenance(North West) Ltd | Construction | 2026 |
| Jlak Limited | Other services | 2024 |
| Jlati Ltd | Real estate | 2025 |
| JLB Travel Liverpool Limited | Transport & logistics | 2025 |
| JLD Care and Support UK Ltd | Professional & scientific | 2019 |
| JLD Consultancy Limited | Professional & scientific | 2026 |
| JLD GAS and Renewables Ltd | Construction | 2016 |
| JLE (NW) Ltd | Hospitality | 2025 |
| JLE Homes Ltd | Real estate | 2020 |
| Jlff Properties Ltd | Real estate | 2024 |
| JLG Liverpool Ltd | Real estate | 2024 |
| JLG11 Properties Ltd | Real estate | 2023 |
| JLH Care Ltd | Health & social care | 2025 |
| Jlingz International Ltd | Arts & recreation | 2024 |
| JLK Property Group Ltd | Real estate | 2023 |
| JLM Group Ltd | Professional & scientific | 2017 |
| JLM Plumbing & Heating Limited | Construction | 2017 |
| JLM Renewables Limited | Construction | 2025 |
| JLM Waste Removals Ltd | Water & waste | 2023 |
| Jlml Ltd | Professional & scientific | 2024 |
| JLO Consulting Services Ltd | Professional & scientific | 2018 |
| Jlpcoaching Ltd | Education | 2025 |
| JLR Electrical & Mechanical Limited | Construction | 2024 |
| JLS Global Services Limited | Wholesale & retail | 2025 |
| JLS Land a Ltd | Real estate | 2024 |
| JLS Services Limited | Administrative & support | 2023 |
| JLT Accountancy Ltd | Professional & scientific | 2023 |
| JLT Pensions Administration Limited | Professional & scientific | 1986 |
| JLT Reinsurance Brokers Limited | Financial services | 2005 |
| Jltm Limited | Other services | 2021 |
| JLW Castle Hire Ltd | Arts & recreation | 2026 |
| JLW Foods Limited | Hospitality | 2026 |
| Jlwm Drinks Ltd | Hospitality | 2026 |
| JM Bxing Consultancy Ltd | Administrative & support | 2023 |
| JM Bxing Ltd | Arts & recreation | 2023 |
| JM Consultancy NW Limited | Health & social care | 2022 |
| JM Consultants & Property Limited | Real estate | 2026 |
| JM Contracts (Europe) Limited | Construction | 2018 |
| JM GAS Ltd | Construction | 2018 |
| JM Housing Ltd | Real estate | 2021 |
| JM Incorporated Ltd | Hospitality | 2025 |
| JM Lifts N/W Ltd | Professional & scientific | 2020 |
| JM Management Group Ltd | Professional & scientific | 2025 |
| JM Passive Fire Protection Ltd | Construction | 2016 |
| JM Professional Consulting Limited | Professional & scientific | 2025 |
| JM Travel Limited | Transport & logistics | 2017 |
| JM Vehicle Solutions Limited | Wholesale & retail | 2021 |
| JM1TELECOM Ltd | Information & communication | 2023 |
| JM37 Limited | Real estate | 2024 |
| JM8 Holdings Ltd | Households | 2023 |
| JMA Letting Services Ltd | Real estate | 2024 |
| JMA Property Group Ltd | Real estate | 2019 |
| Jmag Investments Limited | Real estate | 2026 |
| Jmag Telecoms Ltd | Information & communication | 2019 |
| Jmatt Property Limited | Real estate | 2023 |
| JMB Commercial Services Limited | Wholesale & retail | 2015 |
| JMB Joinery Ltd | Construction | 2025 |
| JMC Commercials Ltd | Wholesale & retail | 2025 |
| JMC Engineering (NE) Limited | Professional & scientific | 2016 |
| JMC Fibre Limited | Information & communication | 2019 |
| JMC Holdings Group Ltd | Financial services | 2026 |
| JMC Productions Ltd | Arts & recreation | 2024 |
| JMC Projects & Property Ltd | Professional & scientific | 2025 |
| JMC Property & Hospitality Group Ltd | Real estate | 2026 |
| JMC Security & Consultancy Limited | Professional & scientific | 2020 |
| JMC Telecoms Ltd | Information & communication | 2018 |
| Jmcs Financial Limited | Financial services | 2024 |
| JMD Logistics Ltd | Extraterritorial | 2009 |
| JMD Trading Penketh Ltd | Wholesale & retail | 2025 |