| Kmip Consulting Limited | Administrative & support | 2007 |
| Kmnl Limited | Households | 2019 |
| Kmykaz Ltd | Wholesale & retail | 2023 |
| KN Corporation Ltd | Other services | 2011 |
| KNA Holdings Ltd | Financial services | 2023 |
| Knapps Limited | Health & social care | 2022 |
| Knight Garden Services Limited | Other services | 2005 |
| Knighton Day Limited | Financial services | 2015 |
| Knightrose Limited | Real estate | 2007 |
| Knights Heath Group Ltd | Professional & scientific | 2020 |
| Knights Way Forward Limited | Health & social care | 2018 |
| Knightsbridge Global Recruitment Ltd | Administrative & support | 2011 |
| Knightsbridge Pharmaceuticals Ltd. | Other services | 2000 |
| Knightstone Consultancy Ltd | Professional & scientific | 2021 |
| Knightstone Renovations Ltd | Construction | 2025 |
| Knightwork Grove Limited | Manufacturing | 2020 |
| KNK Consultancy Services Limited | Administrative & support | 2026 |
| Knock Consultants Ltd | Professional & scientific | 2022 |
| Know Your Body Limited | Health & social care | 2024 |
| Knowledgely Ltd | Information & communication | 2018 |
| KNP Properties Limited | Real estate | 2017 |
| Knpn Ltd | Real estate | 2021 |
| KNR Service Limited | Hospitality | 2025 |
| Knrv Limited | Real estate | 2025 |
| KOA Marketing Ltd | Professional & scientific | 2017 |
| Koch Shipping, Inc. | | 1975 |
| Kochu Ltd | Real estate | 2023 |
| Kodak International Finance Limited | Financial services | 1983 |
| Kodak Limited | Information & communication | 1898 |
| Kode Kracker Ltd | Information & communication | 2022 |
| Koflooring Ltd | Construction | 2019 |
| Kohkan’S Investments Ltd | Real estate | 2025 |
| Koios IT Consulting Limited | Information & communication | 2015 |
| Kokoy Ltd | Hospitality | 2024 |
| Koku Enterprise Limited | Other services | 2015 |
| Kolektive Ventures Ltd | Wholesale & retail | 2022 |
| Kolhs Capital Limited | Real estate | 2023 |
| Kolia Ltd | Other services | 2014 |
| Kolibri Devops Ltd | Information & communication | 2025 |
| Komal’S Hair-Makeup-Mehandi Limited | Other services | 2018 |
| Komex International Ltd | Construction | 2019 |
| Konhomes Ltd | Real estate | 2018 |
| Konizi Ltd | Other services | 2024 |
| Konsio Consulting Service Limited | Professional & scientific | 2012 |
| Kool Hospitality Ltd | Administrative & support | 2022 |
| Koolbeans Ltd | Wholesale & retail | 2021 |
| Koomson Consultancy Limited | Professional & scientific | 2025 |
| Kore Properties Limited | Real estate | 2008 |
| Korell Ltd | Wholesale & retail | 2025 |
| Kornienko Property Limited | Real estate | 2022 |
| Koro Building Services Limited | Construction | 2024 |
| Korsan Services Ltd. | Administrative & support | 2017 |
| Kosmos Global Consulting Ltd | Professional & scientific | 2014 |
| Kostopoulos Consulting Ltd | Administrative & support | 2016 |
| KOT & Co Consulting Ltd | Professional & scientific | 2018 |
| Kotecha Enterprise Limited | Real estate | 2023 |
| Kotecha Management Services Ltd | Administrative & support | 2012 |
| Kouvaras Limited | Professional & scientific | 2019 |
| Kovaion Consulting Limited | Information & communication | 2010 |
| Kovo Keystone Ltd | Wholesale & retail | 2026 |
| Kozarac Multi Services Ltd | Transport & logistics | 2015 |
| KP Social & Influencer Ltd | Information & communication | 2022 |
| KP Therapy Limited | Health & social care | 2022 |
| KP2015 Ltd | Health & social care | 2022 |
| Kpbr Investments Ltd | Real estate | 2021 |
| KPH QS Limited | Professional & scientific | 2009 |
| Kpnk Consulting Limited | Professional & scientific | 2017 |
| KPO Carpentry Ltd | Construction | 2025 |
| KPS Estates Limited | Real estate | 2019 |
| Kptoolbox Ltd | Other services | 2024 |
| KPV Energy Alliance Ltd | Energy | 2024 |
| Kradh Harlington Ltd. | Other services | 2015 |
| Krasa Consultancy Limited | Other services | 2020 |
| Krav Holdings Ltd | Financial services | 2024 |
| Kripa Ltd | Administrative & support | 2023 |
| Kris Adams TV Ltd | Professional & scientific | 2013 |
| Krishdhiya Properties Limited | Real estate | 2017 |
| Krishenna Consulting Limited | Professional & scientific | 2025 |
| Krishna Marriage Ltd | Other services | 2020 |
| Krishna Technology Ltd | Information & communication | 2022 |
| Kriss Professional Cleaning Ltd | Administrative & support | 2026 |
| Kristal Land & Developments Limited | Construction | 2004 |
| Kristoafuga Ltd | Health & social care | 2024 |
| Krivi Foods Ltd | Hospitality | 2024 |
| Krivi General Stores Limited | Wholesale & retail | 2025 |
| Krivi News Agents Limited | Wholesale & retail | 2023 |
| Krivi Services Limited | Construction | 2025 |
| Krmg Limited | Information & communication | 2022 |
| KRN Design Studio Limited | Professional & scientific | 2021 |
| Krog Construction Ltd | Construction | 2017 |
| Krog Developments Limited | Construction | 2021 |
| Krog Holdings Ltd | Financial services | 2017 |
| Krog Limited | Construction | 2021 |
| Krog One Limited | Construction | 2025 |
| Kromachem Analytical Services Limited | Professional & scientific | 2011 |
| Kronikare Limited | Information & communication | 2019 |
| Krovantis Capital Ltd | Real estate | 2025 |
| KRS Engineering Services Ltd | Professional & scientific | 2017 |
| Krushirav Ltd | Real estate | 2017 |
| KRV Pharma Ltd | Professional & scientific | 2021 |