| Kalyar Motors Ltd | Wholesale & retail | 2023 |
| KAM Cabbie Ltd | Other services | 2016 |
| KAM Technologies Limited | Information & communication | 2025 |
| Kamab Ltd | Real estate | 2018 |
| Kamadhenu Consulting Limited | Other services | 2015 |
| Kamadhenu Properties Limited | Real estate | 2025 |
| Kamal's Estate Ltd | Real estate | 2024 |
| Kambo Investments Ltd | Real estate | 2024 |
| Kame Hame Limited | Information & communication | 2017 |
| Kamfixer Ltd | Other services | 2024 |
| Kami Communication Ltd | Wholesale & retail | 2023 |
| Kamil Optom Ltd | Health & social care | 2016 |
| Kamil Trading Limited | Wholesale & retail | 2019 |
| Kamins Ltd | Wholesale & retail | 2026 |
| Kamnex Ltd | Wholesale & retail | 2026 |
| Kamoka Enterprises Limited | Wholesale & retail | 2018 |
| Kamoka Limited | Wholesale & retail | 2022 |
| Kamraj Healthcare Ltd | Health & social care | 2021 |
| Kamran & Partners Ltd | Other services | 2021 |
| Kamran Properties Ltd | Real estate | 2020 |
| Kamre Ltd | Professional & scientific | 2016 |
| Kamsoft Consultants Ltd | Information & communication | 2025 |
| Kamspring Limited | Information & communication | 2010 |
| Kamu Kamu Properties Ltd | Real estate | 2021 |
| Kamu London Ltd | Hospitality | 2025 |
| Kamz Housing Ltd | Real estate | 2023 |
| Kanak Financial Services Ltd | Professional & scientific | 2021 |
| Kanbi Properties Ltd | Real estate | 2014 |
| Kancare Limited | Professional & scientific | 2019 |
| Kandhan Constructions Ltd | Construction | 2025 |
| Kandyhost Ltd | Information & communication | 2025 |
| Kane Brown Entertainment Limited | Arts & recreation | 2015 |
| Kaneez Enterprises Limited | Real estate | 2004 |
| Kaneeza Limited | Wholesale & retail | 2020 |
| Kangaroo Creative Team Ltd | Information & communication | 2012 |
| Kani Tech Ltd | Information & communication | 2023 |
| Kanon Associates Ltd | Professional & scientific | 2023 |
| Kans Cafe Ltd | Hospitality | 2026 |
| Kanville Estates Ltd | Real estate | 2025 |
| Kapil Kuteer Limited | Real estate | 2022 |
| Kapix Solutions Ltd | Information & communication | 2025 |
| Kaptaan Contractors Ltd | Construction | 2026 |
| Kaptain Global Skills & Solutions Group Ltd | Professional & scientific | 2025 |
| Kaptain Global Tourism & Travel Limited | Administrative & support | 2025 |
| KAPTAN1 Ltd | Construction | 2023 |
| Kapv Medical Ltd | Health & social care | 2025 |
| KAR Motors Limited | Wholesale & retail | 2019 |
| KAR Property Management Ltd | Real estate | 2026 |
| Kara Property Management Ltd | Construction | 2021 |
| Karad Consultancy Ltd | Professional & scientific | 2022 |
| Karak Chaii Southend on Sea Limited | Hospitality | 2025 |
| Karakuz Ltd | Wholesale & retail | 2017 |
| Karam Singh Ltd | Construction | 2019 |
| Karamjeet Singh Ltd | Construction | 2019 |
| Karandel Construction Ltd | Construction | 2024 |
| Karbhari & Co. Accountants Ltd | Professional & scientific | 2023 |
| Karbhari & Co. Ltd. | Professional & scientific | 2021 |
| Karbhari & Co. Properties Ltd | Real estate | 2023 |
| Karbhari Consultancy Limited | Administrative & support | 2017 |
| Karenest Ilford Limited | Health & social care | 2022 |
| Kari Contracting Ltd | Information & communication | 2025 |
| Kari Delivery Ltd | Transport & logistics | 2020 |
| Karide's Kitchen Ltd | Hospitality | 2026 |
| Karim Textiles Ltd | Manufacturing | 2025 |
| Karina Sparks Ltd | Arts & recreation | 2025 |
| Karlin Homes Ltd | Construction | 2011 |
| Karlonas Builders Ltd | Construction | 2021 |
| Karma LIV - in Limited | Health & social care | 2008 |
| Karma Productions Ltd | Wholesale & retail | 2023 |
| Karma RAM Properties Limited | Real estate | 2021 |
| Karnass Limited | Construction | 2023 |
| Karpuzlu Limited | Hospitality | 2022 |
| Kartel Systems Limited | | 1985 |
| Karthis Int.Pvt Ltd | Wholesale & retail | 2025 |
| Karush Limited | Real estate | 2009 |
| Karv Central Ltd | Hospitality | 2026 |
| Karv CW Ltd | Hospitality | 2025 |
| Karwan-E-Haidiri Ltd | Administrative & support | 2021 |
| Karzoo Limited | Wholesale & retail | 2020 |
| KAS Retail Ltd | Wholesale & retail | 2022 |
| Kasb Property Ltd | Real estate | 2026 |
| Kasd Ltd | Real estate | 2017 |
| Kasdigitaltech Ltd | Information & communication | 2025 |
| Kash Services Ltd | Professional & scientific | 2017 |
| Kashfi's Company (London) Limited | Professional & scientific | 2014 |
| Kashi Beauty Store Ltd | Wholesale & retail | 2025 |
| Kashif Brothers UK Limited | Wholesale & retail | 2026 |
| Kashm Ltd | Real estate | 2016 |
| Kashmir Bazar Ltd | Wholesale & retail | 2017 |
| Kashmir Spice Khazana Limited | Hospitality | 2024 |
| Kashs Lets Ltd | Real estate | 2017 |
| Kashtag Media Ltd | Information & communication | 2026 |
| Kashyak Ltd | Information & communication | 2021 |
| Kasib Traders Ltd | Wholesale & retail | 2025 |
| Kasmani Enterprises Limited | Health & social care | 1976 |
| Kasmani Eyecare Limited | Wholesale & retail | 2000 |
| Kaso Official Ltd | Wholesale & retail | 2026 |
| Kaso Sports & Wear PVT Ltd | Wholesale & retail | 2019 |
| Kasp Estates Limited | Real estate | 2021 |
| Kass Ltd | Real estate | 2026 |