| Kala Trans Ltd | Transport & logistics | 2025 |
| Kalaboration CIC | Arts & recreation | 2015 |
| Kalam Family Property Investments Ltd | Real estate | 2016 |
| Kalar Travel Ltd | Administrative & support | 2017 |
| Kalathea Plus Ltd | Wholesale & retail | 2023 |
| Kalculated Ltd | Information & communication | 2023 |
| Kalculated Tech Solutions Ltd | Information & communication | 2021 |
| Kale ENT Limited | Health & social care | 2020 |
| Kaleem Locum Limited | Wholesale & retail | 2024 |
| Kaleidoscope Displays Limited | Manufacturing | 2013 |
| Kaleidoscope Exhibitions Limited | Information & communication | 2013 |
| Kaleidoscope Imaging Limited | Manufacturing | 2003 |
| Kaleidoscopic Imaging Limited | Manufacturing | 2014 |
| Kalen & Grant Property Developments Limited | Real estate | 2024 |
| Kalen (Holdings) Limited | Financial services | 2024 |
| Kalen Bourne Developments Limited | Construction | 2025 |
| Kalen Developments Ltd | Construction | 2025 |
| Kalen Group Limited | Real estate | 2022 |
| Kalen Luxury Stays Limited | Real estate | 2023 |
| Kalen Proclean Limited | Administrative & support | 2025 |
| Kalen Property Group Limited | Real estate | 2023 |
| Kaler Construction Limited | Construction | 2019 |
| Kaler Pizza Takeaway Ltd | Hospitality | 2023 |
| Kalex Capital Ltd | Construction | 2019 |
| Kalex Holdings Limited | Real estate | 2017 |
| Kalexiko Limited | Information & communication | 2006 |
| Kalfort Ltd | Professional & scientific | 2013 |
| Kalgate Global Limited | Wholesale & retail | 2022 |
| Kali Communications Limited | Professional & scientific | 2020 |
| Kalian Foods Ltd | Wholesale & retail | 2025 |
| Kaliber Surgical Limited | Health & social care | 2015 |
| Kaligo International Limited | Information & communication | 2019 |
| Kalim's Catering Ltd | Hospitality | 2020 |
| Kaliyah Salon Ltd | Other services | 2025 |
| Kallik Bidco Limited | Financial services | 2019 |
| Kallik Limited | Information & communication | 2001 |
| Kallik Midco Limited | Financial services | 2019 |
| Kallik Topco Limited | Financial services | 2019 |
| Kally Holdings Limited | Wholesale & retail | 2025 |
| KALM14 Ltd | Health & social care | 2014 |
| Kalmify Limited | Wholesale & retail | 2024 |
| Kalo KAR Ltd | Other services | 2019 |
| Kalon Enterprises Limited | Construction | 2005 |
| Kalooji Property Investments Ltd | Real estate | 2026 |
| Kalpavrux Ltd | Professional & scientific | 2021 |
| Kalra PVT. Ltd | Wholesale & retail | 2023 |
| Kals School of Motoring Ltd | Education | 2013 |
| Kalshousing Limited | Hospitality | 2026 |
| Kalsi 3D Holdings Limited | Financial services | 2021 |
| Kalsi Capital Group Ltd | Financial services | 2024 |
| Kalsi Commercial Group Limited | Real estate | 2024 |
| Kalsi Commercial Holdings Limited | Financial services | 2021 |
| Kalsi Commercial Properties (UK) Limited | Real estate | 2021 |
| Kalsi Group Holdings Limited | Financial services | 2024 |
| Kalsi Homes Ltd | Real estate | 2017 |
| Kalsi Optical Care Limited | Financial services | 2024 |
| Kalsi Plastics (UK) Limited | Manufacturing | 1994 |
| Kalsi Properties Holdings Limited | Real estate | 2024 |
| Kalsi Window Holdings Limited | Financial services | 2021 |
| Kalsom Boutique Ltd | Wholesale & retail | 2022 |
| Kalsoom Housing Ltd | Real estate | 2025 |
| Kalumada Ltd | Construction | 2022 |
| Kalun Invest Limited | Real estate | 2023 |
| Kalv Consultants & Facilitators Ltd | Information & communication | 2024 |
| Kalvir Kaur Limited | Administrative & support | 2013 |
| Kalyal Enterprise Ltd | Wholesale & retail | 2026 |
| Kalyanai Ltd | Information & communication | 2026 |
| Kalyar Ltd | Professional & scientific | 2015 |
| KAM 92 Repair Limited | Transport & logistics | 2017 |
| KAM and Partners Limited | Real estate | 2020 |
| KAM Appliances Ltd | Wholesale & retail | 2024 |
| KAM Discount Limited | Wholesale & retail | 2018 |
| KAM Electrical and Hardware Ltd | Wholesale & retail | 2018 |
| KAM Holdings Limited | Manufacturing | 1995 |
| KAM Kitchen Ltd | Hospitality | 2023 |
| KAM Sandhu Optics Ltd | Health & social care | 2017 |
| KAM Vara Associates Limited | Administrative & support | 2018 |
| KAM Vara Consulting Limited | Administrative & support | 2021 |
| KAM Visuals Ltd | Information & communication | 2018 |
| KAM WO TIN Ltd | Hospitality | 2022 |
| Kam-Fit Ltd | Financial services | 2017 |
| Kama Living Ltd | Hospitality | 2023 |
| Kamaari Estates Limited | Real estate | 2025 |
| Kamal & Sons UK Limited | Wholesale & retail | 2008 |
| Kamal (Sewing Machines) Limited | Professional & scientific | 1997 |
| Kamal DA Dera Ltd | Professional & scientific | 2021 |
| Kamal Kebab House Limited | Hospitality | 2024 |
| Kamali Kamali Limited | Professional & scientific | 2015 |
| Kamaljit Courier Service Ltd | Transport & logistics | 2018 |
| Kamar Transport Ltd | Transport & logistics | 2016 |
| Kamarf Ltd | Administrative & support | 2022 |
| Kamarock Logistics Ltd | Transport & logistics | 2016 |
| Kamber City Ltd | Construction | 2024 |
| Kambor Ltd | Transport & logistics | 2016 |
| Kamdems Care Ltd | Health & social care | 2019 |
| Kameu Ltd | Real estate | 2026 |
| Kamhz Enterprises Limited | Real estate | 2026 |
| Kami Clothing Ltd | Wholesale & retail | 2016 |
| Kamila Ltd | Transport & logistics | 2014 |
| Kamin UND Ofenbau Marcus Thiele Limited | Administrative & support | 2008 |