| Kokina Ecom Ltd | Wholesale & retail | 2025 |
| Kokkiri Ltd | Hospitality | 2026 |
| Koko Hotel Group Ltd | Real estate | 2022 |
| Koko Liverpool Ltd | Hospitality | 2022 |
| Koko Rose Designs Ltd | Wholesale & retail | 2024 |
| Koko's Africanfoods Limited | Hospitality | 2025 |
| Kokobat Limited | Households | 2025 |
| Kokonoka Ltd | Information & communication | 2022 |
| Kokonova Ltd | Professional & scientific | 2025 |
| Kolime Ltd | Construction | 2025 |
| Kollins Security Services Limited | Administrative & support | 2017 |
| Komforty Limited | Manufacturing | 2025 |
| KON Plastering Ltd | Construction | 2022 |
| Kona Coffee Ltd | Hospitality | 2025 |
| Konaii Ltd | Information & communication | 2025 |
| Konbimart Ltd | Wholesale & retail | 2022 |
| Koncrete Kong Ltd | Real estate | 2025 |
| Kongs Kitchens Limited | Hospitality | 2025 |
| Konsulting Services Ltd | Administrative & support | 2018 |
| Kontact Solutions Limited | Other services | 2016 |
| Kontos Ltd | Professional & scientific | 2018 |
| Konvivium CIC | Education | 2026 |
| Konzai Limited | Hospitality | 2022 |
| Kookpick Investment Limited | Real estate | 2021 |
| Kool Blast GAS Europe Limited | Wholesale & retail | 2011 |
| Kool Temp Ltd | Construction | 2015 |
| Koolflow Installations Limited | Construction | 2019 |
| Koonkeel Ltd | Water & waste | 2004 |
| Kooshe Limited | Wholesale & retail | 2020 |
| Kootenay Associates Limited | Other services | 2022 |
| KOP END Bar Limited | Hospitality | 2023 |
| KOP Mania Ltd | Administrative & support | 2019 |
| KOP Property Ltd | Real estate | 2020 |
| Kopa Football Co Ltd | Wholesale & retail | 2025 |
| Kopadot Limited | Wholesale & retail | 2025 |
| Kopfo Ltd. | Arts & recreation | 2011 |
| Kopitiam Central Ltd | Hospitality | 2025 |
| Kore Maxx Limited | Wholesale & retail | 2020 |
| Kori Global Limited | Professional & scientific | 2024 |
| Korni Ltd | Transport & logistics | 2025 |
| Kornish D Care Ltd | Health & social care | 2024 |
| Korrect Technology Solutions Limited | Arts & recreation | 2025 |
| Korson Ltd | Administrative & support | 2021 |
| Kortezi Ltd | Real estate | 2017 |
| KOS Greek Ltd | Hospitality | 2024 |
| KOS Liquid Solutions Limited | Administrative & support | 2024 |
| KOS One Limited | Hospitality | 2025 |
| Kosta Construction Ltd | Construction | 2025 |
| Kotc Limited | Administrative & support | 2024 |
| Kotecha BPR Trading Limited | Professional & scientific | 2023 |
| Kotoz Ltd | Hospitality | 2024 |
| Kotr Shop Ltd | Wholesale & retail | 2019 |
| Kouakio Limited | Health & social care | 2022 |
| Koufonisia Limited | Real estate | 2025 |
| Kountis Properties Ltd | Real estate | 2025 |
| Kourend Ltd | Information & communication | 2025 |
| Kovan Ltd | Information & communication | 2022 |
| Kovvuri and Co Limited | Health & social care | 2013 |
| Koytzoumis & Co Ltd | Real estate | 2025 |
| KP Automation Limited | Professional & scientific | 2017 |
| KP Project Management 2024 Ltd | Transport & logistics | 2024 |
| KP Refining Limited | Wholesale & retail | 2015 |
| KPA Cleaning Ltd | Administrative & support | 2024 |
| Kpac Community Interest Company | Education | 2010 |
| KPB Electrical Ltd | Construction | 2024 |
| KPB Restaurants & Lettings Limited | Hospitality | 2021 |
| KPG Properties (North West) Limited | Real estate | 2019 |
| KPM Industrial Limited | Manufacturing | 2024 |
| KPM North West Limited | Construction | 2020 |
| Kpmg Site Services Limited | Professional & scientific | 2016 |
| KPR (NW) Ltd | Real estate | 2019 |
| KPS Holdings Limited | Real estate | 2020 |
| KPS Property Developments Limited | Financial services | 2014 |
| KPS Sawing Limited | Construction | 2021 |
| KPS Surveying Ltd | Professional & scientific | 2024 |
| KPT Hatton Gardens Ltd | Water & waste | 2018 |
| KPW NW Ltd | Wholesale & retail | 2024 |
| KQ Liverpool Ltd | Construction | 2017 |
| KR & LD Properties Limited | Real estate | 2019 |
| KR 88 Limited | Hospitality | 2024 |
| KR Advisory Ltd | Professional & scientific | 2025 |
| KR Legal Ltd | Professional & scientific | 2025 |
| KR Promotions Ltd | Administrative & support | 2025 |
| Kraft Burger (Crosby) Limited | Hospitality | 2020 |
| Kraft Catering Limited | Hospitality | 2017 |
| Krakenbarbershopwirral Limited | Other services | 2021 |
| Krakus Market Limited | Wholesale & retail | 2018 |
| Kram Building Services Ltd | Construction | 2024 |
| Kratoa Limited | Information & communication | 2023 |
| Krayburn Management Services Limited | Professional & scientific | 1985 |
| KRB Consultancy Ltd | Professional & scientific | 2026 |
| KRBMX01 Ltd | Arts & recreation | 2023 |
| KRELL400 Limited | Professional & scientific | 2023 |
| Kremos Limited | Health & social care | 2016 |
| KRG Groundworks Ltd | Construction | 2024 |
| Kris&W Construction Ltd | Construction | 2025 |
| Krish and K Property Limited | Real estate | 2025 |
| Krish News Limited | Wholesale & retail | 2018 |
| Krishna Mini Market Ltd | Administrative & support | 2017 |
| Krishnashahoptical Ltd | Health & social care | 2024 |