| Horseshoe Soft Ltd | Information & communication | 2023 |
| Hot Cars Group Ltd | Wholesale & retail | 2024 |
| House Developers Limited | Real estate | 2022 |
| House of Hewett Ltd | Administrative & support | 2025 |
| House of Post Ltd | Information & communication | 2023 |
| HT Traderz Ltd | Wholesale & retail | 2022 |
| Icarus Investment Management Ltd | Real estate | 2020 |
| Idynamix Ltd | Professional & scientific | 2014 |
| IGR Advisory Limited | Professional & scientific | 2025 |
| IKA Design Studio Ltd | Wholesale & retail | 2023 |
| IKP Projects and Consultancy Services Ltd. | Education | 2014 |
| IMA Property Investment Ltd | Real estate | 2025 |
| Imanson Property Services Limited | Real estate | 2024 |
| Impala Cloud Solutions Limited | Information & communication | 2012 |
| Import & Export Solar System & Distribution Ltd | Energy | 2025 |
| Imuka Sacco Ltd | Administrative & support | 2024 |
| Innerpiece.Ai Ltd | Information & communication | 2026 |
| Instalux Ltd | Construction | 2025 |
| Integra Move Ltd | Transport & logistics | 2026 |
| Interd Ltd | Information & communication | 2024 |
| Invisynt.Ai Business Solutions UN Limited | Information & communication | 2025 |
| IQ Global Trading Ltd | Education | 2021 |
| IR Glazing Ltd | Construction | 2025 |
| Isoftkeys Limited | Information & communication | 2018 |
| IT SOL and Services Ltd | Information & communication | 2017 |
| Ivan Mechanic Ltd | Wholesale & retail | 2025 |
| J Konzult Ltd | Professional & scientific | 2024 |
| J&F Electricals Ltd | Construction | 2020 |
| J&S Facades Ltd | Construction | 2017 |
| J. K. Reilly Property Maintenance & Alterations Limited | Construction | 2012 |
| Janb Dog Training Limited | Other services | 2024 |
| JB Infrastructure Ltd | Construction | 2025 |
| JC Virtual. PM Ltd | Professional & scientific | 2019 |
| Jc.Vpms Ltd | Professional & scientific | 2025 |
| JE Txe's Limited | Transport & logistics | 2022 |
| Jeremy Brown Engineering Ltd | Professional & scientific | 2022 |
| Jerk on the Hill Ltd | Hospitality | 2021 |
| Jest Group Ltd | Real estate | 2025 |
| Jetmovic Limited | Real estate | 2026 |
| JH Building and Landscapes Limited | Construction | 2020 |
| Jhoomta Kukkad Ltd | Wholesale & retail | 2024 |
| Jhs-Services Limited | Construction | 2026 |
| JJ Oboh Ltd | Construction | 2022 |
| Jjfd IT Consultancy and Training Ltd | Information & communication | 2024 |
| Jjjj Solutions Ltd | Administrative & support | 2016 |
| Jjpc Properties Ltd | Real estate | 2020 |
| JL Nail Spa 10 Ltd | Other services | 2025 |
| Jobalex Limited | Real estate | 2020 |
| Jobsteer Ltd | Administrative & support | 2020 |
| Joedone Real Estate Ltd | Real estate | 2025 |
| Joint Injection Clinic Limited | Health & social care | 2026 |
| Jojet Business Solutions Limited | Professional & scientific | 2013 |
| Jolu Property Services Limited | Real estate | 2017 |
| JPJ & Co. Limited | Hospitality | 2013 |
| JR Investment Property Ltd | Construction | 2025 |
| JSP Transport Ltd | Transport & logistics | 2018 |
| Judah's Place Ltd | Real estate | 2025 |
| Juna Engineering Ltd | Financial services | 2020 |
| Just a Minute Media Ltd | Professional & scientific | 2023 |
| K a O Development Ltd | Real estate | 2023 |
| Kaanaa Ltd | Hospitality | 2018 |
| Kabconnect Ltd | Transport & logistics | 2019 |
| Kabong Ltd | Health & social care | 2022 |
| Kani Services Limited | Real estate | 2026 |
| Kappa International Limited | Professional & scientific | 2020 |
| Kara Global Ltd | Real estate | 2026 |
| Kareya Ltd | Professional & scientific | 2020 |
| Kaylamite Logistics & Links UK Ltd | Transport & logistics | 2017 |
| Keesdeen Ltd | Wholesale & retail | 2023 |
| Kehkashan Productions Ltd | Information & communication | 2012 |
| Kenest Global Enterprise Limited | Hospitality | 2024 |
| Kenpat Limited | Health & social care | 2016 |
| Kent Dependable Care Limited | Health & social care | 2022 |
| Kerith Brook Supported Living Limited | Hospitality | 2021 |
| KES Logistics Limited | Transport & logistics | 2020 |
| KES Murphy Construction Limited | Construction | 2024 |
| Kevlarhomes Ltd | Real estate | 2020 |
| Kisha Ltd | Wholesale & retail | 2025 |
| KM Dart Property Ltd | Real estate | 2026 |
| KMN Property Limited | Real estate | 2019 |
| KP Contractors (Kent) Ltd | Construction | 2016 |
| Krick and Kroman Property & Management Ltd | Real estate | 2024 |
| Krishna Collection Ltd | Wholesale & retail | 2023 |
| Krishnaya Sports Ltd | Wholesale & retail | 2025 |
| Ks&Km Limited | Professional & scientific | 2019 |
| KSD Acquisitions Ltd | Real estate | 2023 |
| Kudos Club Ltd | Wholesale & retail | 2025 |
| Kurt & Co (Accountancy) Limited | Professional & scientific | 2023 |
| Kyab Consulting Ltd | Financial services | 2015 |
| L.C.B Consulting Ltd | Professional & scientific | 2022 |
| L.T.K Maintenance Limited | Construction | 2022 |
| Lagul Limited | Arts & recreation | 2018 |
| Laide Ltd | Wholesale & retail | 2025 |
| Lakenet Solutions Ltd | Information & communication | 2012 |
| Lameej Limited | Administrative & support | 2018 |
| Landar's Food Ltd | Hospitality | 2024 |
| Larita Ltd | Transport & logistics | 2022 |
| Laser Doctor Limited | Health & social care | 2012 |
| Laura Marie Marsh Limited | Administrative & support | 2023 |
| Laura.O Services Ltd | Administrative & support | 2018 |