| Krzy Logistics Ltd | Transport & logistics | 2024 |
| KS (Dagenham) Limited | Wholesale & retail | 2022 |
| KS COURIER7 UK Ltd | Transport & logistics | 2021 |
| KSD Invest Ltd | Real estate | 2026 |
| KSM Prime Limited | Wholesale & retail | 2020 |
| KSR Computer Systems PVT Limited | Information & communication | 2013 |
| Ksties Limited | Real estate | 2023 |
| KSV Properties Limited | Real estate | 2019 |
| KSY Work Ltd | Construction | 2016 |
| Ktcorp Ltd | Information & communication | 2026 |
| KTL Speedition Ltd | Transport & logistics | 2023 |
| KUB Transport Ltd | Transport & logistics | 2019 |
| Kube FS Ltd | Financial services | 2020 |
| Kubo International Ltd | Hospitality | 2025 |
| Kudciea's Collection Limited | Wholesale & retail | 2024 |
| Kuest Service Limited | Real estate | 2014 |
| Kuiq Traders Ltd | Wholesale & retail | 2025 |
| Kujszczyk Consulting Ltd | Construction | 2021 |
| Kuko Shah Limited | Wholesale & retail | 2015 |
| Kukzy Technologies Limited | Information & communication | 2007 |
| Kumbil Limited | Real estate | 2021 |
| Kunmi Services Ltd | Health & social care | 2023 |
| Kunsamsus Child Care Ltd | Health & social care | 2025 |
| Kurtxsoul (LBK) Ltd | Health & social care | 2021 |
| Kurudede Limited | Real estate | 2025 |
| KUSHLEV25 Ltd | Construction | 2023 |
| Kutanna Limited | Health & social care | 2018 |
| Kuwala Wings Limited | Health & social care | 2020 |
| KV Auto Holdings GmbH Ltd | Professional & scientific | 2026 |
| KV Software Solutions Ltd | Professional & scientific | 2025 |
| KVN Cleaning Ltd | Administrative & support | 2024 |
| Kwafok Ltd | Health & social care | 2021 |
| Kwame Owusuoppong Limited | Construction | 2022 |
| Kwick Services Limited | Wholesale & retail | 2009 |
| Kwikdrive Driving School Ltd | Education | 2023 |
| Kyari Foods Ltd | Hospitality | 2026 |
| Kyat Traders Ltd | Administrative & support | 2026 |
| Kyhd UK Limited | Wholesale & retail | 2024 |
| KYK Pro FIX Limited | Construction | 2023 |
| Kyngs Cuts Tree Services Limited | Agriculture & fishing | 2014 |
| KZ Interiors Limited | Construction | 2015 |
| L & a Autobodies Ltd | Wholesale & retail | 2023 |
| L Kasumba Ltd | Wholesale & retail | 2024 |
| L O Asset Property Limited | Real estate | 2024 |
| L&A Services Ltd | Administrative & support | 2025 |
| L&C Global Ltd | Construction | 2019 |
| L&D Installations Ltd | Manufacturing | 2024 |
| L&E Fire Safety Surveyors Ltd | Construction | 2026 |
| L&E Investment Properties Ltd | Real estate | 2022 |
| L&Nve International Ltd | Construction | 2024 |
| L&O Service Ltd | Construction | 2023 |
| L&Ss Services Ltd | Transport & logistics | 2020 |
| L&V Estates Ltd | Real estate | 2021 |
| L&V Plumbing & Heating Ltd | Construction | 2020 |
| L.A.C. Services Limited | Construction | 2022 |
| L.A.G. Build Ltd | Construction | 2017 |
| L.G London Construction Ltd | Construction | 2019 |
| L.S.R Distributions Ltd | Wholesale & retail | 2025 |
| LA Belle Nanny's Ltd | Education | 2025 |
| LA Charmante Entertainment Limited | Arts & recreation | 2025 |
| LA Divinite Ltd | Health & social care | 2024 |
| LA Donna’S Care Home Limited | Health & social care | 2024 |
| LA Huncha Ltd | Manufacturing | 2025 |
| LA Masa Boiereasca Ltd | Transport & logistics | 2024 |
| LA Romanesque Ltd | Wholesale & retail | 2025 |
| LA Simon Ltd | Wholesale & retail | 2018 |
| LA Torta Ltd | Hospitality | 2023 |
| LA Valea Mare Limited | Wholesale & retail | 2014 |
| Laal Hussain Ltd | Wholesale & retail | 2026 |
| LAB Creations Limited | Wholesale & retail | 2025 |
| Labaraca Ltd | Wholesale & retail | 2024 |
| Labfem Limited | Administrative & support | 2017 |
| Lablan Technologies Limited | Administrative & support | 2009 |
| Laboni Concept Ltd. | Extraterritorial | 2025 |
| Labrami Limited | Health & social care | 2022 |
| Lacesnapz Ltd | Wholesale & retail | 2021 |
| Lachani Ltd | Financial services | 2020 |
| Lacleon Ltd | Wholesale & retail | 2023 |
| Lacniksam Ltd | Transport & logistics | 2017 |
| Lacovia Housing Limited | Real estate | 2016 |
| LADA99 Limited Ltd | Health & social care | 2019 |
| Ladabu Properties UK Limited | Real estate | 2024 |
| Ladies of Prayer International Network Ltd | Other services | 2022 |
| LAG Couriers Ltd | Transport & logistics | 2018 |
| Lage Properties Ltd | Real estate | 2025 |
| Laib Property Limited | Real estate | 2019 |
| Laikos IT Services Ltd | Information & communication | 2022 |
| Lailashedit Ltd | Other services | 2025 |
| Lake Valley Ltd | Extraterritorial | 2021 |
| Lakecray Limited | Hospitality | 2024 |
| Lakshmi Brand Limited | Hospitality | 2012 |
| Lakson Ltd | Wholesale & retail | 2023 |
| Lala PVT Ltd | Wholesale & retail | 2021 |
| Lala Trans Ltd | Transport & logistics | 2017 |
| LAM Partners Limited | Other services | 2014 |
| Lama Facades Ltd | Construction | 2021 |
| Lambtoma Limited | Transport & logistics | 2015 |
| Lamisah Limited | Hospitality | 2023 |
| Lana Group Limited | Manufacturing | 2016 |
| Land Stone Properties Ltd | Real estate | 2022 |