| JB Global Goods Ltd | Wholesale & retail | 2026 |
| JB Housing Ltd | Hospitality | 2020 |
| JB Lilly Brickwork Limited | Construction | 2021 |
| JB Mechanical Limited | Construction | 2023 |
| JB Pharmaceutics Ltd | Health & social care | 2023 |
| JB Plumbers Ltd | Construction | 2022 |
| JB Quick Services Limited | Wholesale & retail | 2020 |
| JB Recruitment Group Limited | Administrative & support | 2021 |
| JB TEK Ltd | Professional & scientific | 2020 |
| JB WSB Holdings Limited | Financial services | 2026 |
| Jb's Back Two Brick Ltd | Construction | 2024 |
| JB91 Group Ltd | Wholesale & retail | 2025 |
| JBA Traffic Limited | Construction | 2025 |
| JBB Media Ltd | Administrative & support | 2018 |
| Jbbn Limited | Professional & scientific | 2014 |
| JBC Demo Ltd | Construction | 2010 |
| JBC Site Services Limited | Construction | 2015 |
| Jbc&Me Healthcare Services Ltd | Health & social care | 2020 |
| Jbeauty by Nilima Ltd | Administrative & support | 2018 |
| JBI Housing Ltd | Real estate | 2024 |
| JBL Care Ltd | Health & social care | 2024 |
| JBL Living Ltd | Health & social care | 2021 |
| JBM Building Services Limited | Construction | 2016 |
| JBM Radiology & Endoscopy Services Limited | Health & social care | 2010 |
| JBM Techs Limited | Administrative & support | 2016 |
| Jbnh Investments | Financial services | 2021 |
| JBP Medical Limited | Health & social care | 2018 |
| JBR Cover Ltd | Administrative & support | 2020 |
| JBR Developments Ltd | Construction | 2010 |
| JBS Letting Family LLP | | 2019 |
| JBS Medical Reports Holdings Limited | Financial services | 2021 |
| JBS Medical Reports Limited | Health & social care | 2001 |
| Jbstaff Ltd | Construction | 2026 |
| Jbvj Architects Limited | Professional & scientific | 2020 |
| JBW Holdings Ltd | Professional & scientific | 2019 |
| JC & Co Properties Ltd | Real estate | 2025 |
| JC Business Services Ltd | Professional & scientific | 2013 |
| JC Care CH Limited | Health & social care | 2025 |
| JC Commerce Ltd | Wholesale & retail | 2024 |
| JC Construction (GB) Limited | Construction | 2008 |
| JC Construction (Midlands) Limited | Construction | 1997 |
| JC Creed Partnership LLP | | 2019 |
| JC Delivery's Ltd | Transport & logistics | 2025 |
| JC Hair (Mids) Limited | Other services | 2022 |
| JC Home Improvements Limited | Construction | 2012 |
| JC Housing Solutions Ltd | Real estate | 2024 |
| JC Insulation Services Ltd | Construction | 2025 |
| JC Landscapes & Driveways Limited | Construction | 2019 |
| JC Payne Truck Bodies Limited | | 2005 |
| JC Psychology Services Ltd | Education | 2025 |
| JC Senior Building Ltd | Construction | 2026 |
| JC Tree & Grounds Maintenance Limited | Construction | 2018 |
| Jcandy Beauty Services Limited | Other services | 2019 |
| JCB Skincare Limited | Wholesale & retail | 2012 |
| JCC Football Limited | Administrative & support | 2025 |
| JCC Plus Limited | Health & social care | 2015 |
| JCC Service Supplies Limited | Wholesale & retail | 2025 |
| JCD Engineering Limited | Professional & scientific | 2016 |
| Jcdlocksmith Ltd | Administrative & support | 2018 |
| Jcdm Investments Limited | Real estate | 2024 |
| JCE Recruitment Services Limited | Administrative & support | 2023 |
| JCH Cheshire Limited | Hospitality | 2026 |
| JCH Micro Tech Limited | Wholesale & retail | 2025 |
| Jchr Constructions Limited | Construction | 2025 |
| JCI Concept Limited | Real estate | 2021 |
| JCJ Company Limited | Construction | 2021 |
| JCL Logistics UK Limited | Transport & logistics | 2021 |
| JCM Associates Limited | Construction | 2010 |
| JCM Fibre Services Limited | Information & communication | 2023 |
| JCM Sales Limited | Administrative & support | 2016 |
| JCO Investments Ltd | Real estate | 2021 |
| Jcom Properties Company Limited | Real estate | 2020 |
| Jcpa Ltd | Real estate | 2020 |
| Jcreationz Limited | Information & communication | 2025 |
| JCS Trades Limited | Construction | 2024 |
| JCT Group Services Limited | Construction | 2020 |
| Jcuk Community Drive CIC | Health & social care | 2025 |
| Jcuk Group Limited | Professional & scientific | 2017 |
| JD Capital Ltd | Manufacturing | 2020 |
| JD Contracting Ltd | Transport & logistics | 2012 |
| JD Electrical (Birmingham) Limited | Construction | 2018 |
| JD Gorilla Haulage Ltd | Transport & logistics | 2025 |
| JD Home Kitchens Ltd | Wholesale & retail | 2024 |
| JD Housing Investments Limited | Real estate | 2019 |
| JD Optimus Trad Ltd | Transport & logistics | 2025 |
| JD Pharma Limited | Wholesale & retail | 2017 |
| JD Power Press Limited | Manufacturing | 2020 |
| JD Prime Properties Limited | Real estate | 2024 |
| JD Transport Services Limited | Transport & logistics | 2017 |
| JD Universal Limited | Wholesale & retail | 2023 |
| JD87 Retro Collectibles Limited | Wholesale & retail | 2021 |
| JDB Flooring Limited | Wholesale & retail | 2022 |
| JDB Seven Limited | Real estate | 2024 |
| JDC Foods Ltd | Manufacturing | 2025 |
| JDF Supplies Ltd | Wholesale & retail | 2025 |
| JDG Midlands Investments Limited | Real estate | 2019 |
| JDH Property Solutions Ltd | Construction | 2020 |
| JDJ Grewal Real Estate Ltd | Real estate | 2023 |
| JDK Technology Ltd | Information & communication | 2021 |
| JDKD1 Ltd | Real estate | 2021 |