| KSP Services Limited | Professional & scientific | 2020 |
| Kspharm Ltd | Health & social care | 2024 |
| KSR Contractors Ltd | Construction | 2016 |
| KSR Engineering Limited | Manufacturing | 2022 |
| KSR Property Investments Limited | Real estate | 2009 |
| Ksra Property Investments Limited | Real estate | 2024 |
| Ksrs Consulting Ltd | Professional & scientific | 2020 |
| Ksrs Properties Ltd | Real estate | 2024 |
| KSS Wholesale Ltd | Wholesale & retail | 2026 |
| Kssk Enterprise Ltd | Education | 2025 |
| Ksskb | Financial services | 2021 |
| Ksst SOL Ltd | Information & communication | 2026 |
| KST Construction Group Ltd | Construction | 2025 |
| KST Locums Ltd | Health & social care | 2003 |
| Kstl Property Limited | Real estate | 2021 |
| Kstudio Ltd | Wholesale & retail | 2026 |
| Ksuk Limited | Other services | 1981 |
| KSV Locums Limited | Professional & scientific | 2013 |
| KSW Products Limited | Other services | 2022 |
| KSY Healthy Options Limited | Wholesale & retail | 2025 |
| Ksys Holdings Limited | Real estate | 2026 |
| KSZ Locum Services Ltd | Health & social care | 2017 |
| KT Consent CIC | Education | 2021 |
| KT Enterprise Ltd | Wholesale & retail | 2018 |
| KT Nail Salon Ltd | Other services | 2025 |
| KT4 Hire Ltd | Water & waste | 2011 |
| Ktax Accountants Ltd | Professional & scientific | 2014 |
| KTB Alliance Ltd | Real estate | 2026 |
| KTB Consulting Ltd | Construction | 2018 |
| KTC Commercial Cleaning Limited | Administrative & support | 2015 |
| Ktechiiilabs Ltd | Information & communication | 2026 |
| KTF SOC CIC | Hospitality | 2022 |
| KTI Frozen Foods Limited | Wholesale & retail | 2017 |
| KTI Insulation (Services) Limited | Construction | 2011 |
| KTK Logistics & Haulage Ltd | Transport & logistics | 2026 |
| KTR Care Ltd | Public administration | 2021 |
| KTR Ltd | Wholesale & retail | 2017 |
| KTR Maintenance Ltd | Other services | 2021 |
| KTS Contractor Ltd | Construction | 2019 |
| KTS Food and Cleaning Limited | Hospitality | 2026 |
| KU Crimson Limited | Information & communication | 2021 |
| KU Dining Ltd | Hospitality | 2024 |
| KU Global Limited | Transport & logistics | 2025 |
| KUA Birmingham Ltd | Other services | 2017 |
| Kuai LE China Limited | Hospitality | 2016 |
| Kubeba Collection Limited | Manufacturing | 2024 |
| Kubera Capital Ltd | Hospitality | 2026 |
| Kubix Homes Ltd | Real estate | 2025 |
| Kubix Media Holdings Limited | Financial services | 2019 |
| Kubix Media Limited | Information & communication | 2015 |
| Kucallan Housing | Hospitality | 2020 |
| Kudaa Ltd | Transport & logistics | 2026 |
| Kuddy's Ltd | Wholesale & retail | 2024 |
| Kudhail Investments Ltd | Real estate | 2019 |
| Kudhial Housing Ltd | Real estate | 2024 |
| Kudlur Health Limited | Health & social care | 2017 |
| Kudos Global Trading Ltd | Wholesale & retail | 2013 |
| Kudoshealth Care Limited | Health & social care | 2025 |
| Kudoswear Limited | Wholesale & retail | 2025 |
| Kudrat Attari Tours Limited | Administrative & support | 2024 |
| Kuewabedi Delivery Services 2211 Ltd | Transport & logistics | 2025 |
| Kuganoye Limited | Information & communication | 2025 |
| Kugel Farming Limited | Administrative & support | 2019 |
| KUK Fung Ltd | Wholesale & retail | 2023 |
| Kuka Ventures Ltd | Real estate | 2024 |
| Kukreja's Ltd | Real estate | 2016 |
| Kuku General Trading Ltd | Administrative & support | 2015 |
| Kuku’S Hub Ltd | Wholesale & retail | 2025 |
| Kular Autopoint Ltd | Wholesale & retail | 2025 |
| Kular Builders Ltd | Construction | 2023 |
| Kulaskin Beauty Cosmetics Ltd | Wholesale & retail | 2023 |
| Kulchaa House Ltd | Hospitality | 2021 |
| Kulcher Ltd | Manufacturing | 2025 |
| Kuldip Construction Limited | Construction | 2023 |
| Kuldip Travels Limited | Administrative & support | 2024 |
| Kuli WA NEO Essential Services UK Limited | Health & social care | 2012 |
| Kulla Kris Ltd | Manufacturing | 2025 |
| Kulmis Development Services Ltd | Administrative & support | 2020 |
| Kulmis Limited | Hospitality | 2020 |
| Kulraj Investments Ltd | Real estate | 2017 |
| Kultur Cercle Ltd | Professional & scientific | 2025 |
| Kulture Connect Ltd | Information & communication | 2025 |
| Kumar and Company Limited | Professional & scientific | 2009 |
| Kumar and Sons Ltd | Transport & logistics | 2025 |
| Kumar Builders Limited | Construction | 2024 |
| Kumar Direct Limited | Transport & logistics | 2026 |
| Kumar IT Consultancy Ltd | Information & communication | 2018 |
| Kumara Krupa Estates Ltd | Real estate | 2025 |
| Kumary Stores Ltd | Wholesale & retail | 2023 |
| Kumo Pancakes Limited | Hospitality | 2023 |
| Kumokloud Ltd | Information & communication | 2023 |
| Kumokloudproperty Ltd | Real estate | 2025 |
| KUN Ltd | Wholesale & retail | 2025 |
| KUN Solutions Limited | Wholesale & retail | 2023 |
| Kunafa World Limited | Other services | 2025 |
| Kunar Care Ltd | Public administration | 2019 |
| Kunbi's Kitchen Ltd | Hospitality | 2025 |
| Kundi & Sons Ltd | Real estate | 2021 |
| Kundi Computer Systems Limited | Professional & scientific | 1982 |
| Kundi Estates Ltd | Administrative & support | 2017 |