| Kmdr Group Ltd | Wholesale & retail | 2019 |
| KME Global Ltd | Extraterritorial | 2025 |
| Kmec Leicester Clarendon Park LLP | | 2024 |
| KMG Global Services Ltd | Wholesale & retail | 2026 |
| Kmho Properties Limited | Real estate | 2022 |
| KMJ Leic Ltd | Wholesale & retail | 2023 |
| Kmjb Properties Limited | Real estate | 2019 |
| KMK Property Limited | Real estate | 2019 |
| KMM Distributions Ltd | Wholesale & retail | 2025 |
| Kmrk Consultancy Limited | Professional & scientific | 2022 |
| KMS Auto Repair Ltd | Wholesale & retail | 2026 |
| KMS Capital Ltd | Real estate | 2025 |
| KMS Group Holdings Ltd | Other services | 2023 |
| KMS Projects Ltd | Manufacturing | 2010 |
| KMS Property Group Ltd | Other services | 2023 |
| Kmsa Odedra Limited | Wholesale & retail | 2019 |
| Kmson Enterprise Ltd | Hospitality | 2023 |
| KMT Services Limited | Manufacturing | 2002 |
| KMV Futures & Investments Ltd | Real estate | 2021 |
| KMW Property and Developments Ltd | Construction | 2026 |
| KMW Vehicle Repairs Ltd | Wholesale & retail | 2026 |
| KN Bros Limited | Hospitality | 2018 |
| KN Global Holdings Ltd | Financial services | 2024 |
| KN Horizon Ltd | Wholesale & retail | 2024 |
| KN KN Trading Ltd | Wholesale & retail | 2023 |
| KN Outfits Ltd | Manufacturing | 2026 |
| KN Painting Ltd | Wholesale & retail | 2025 |
| Kn-Kn Global Ltd | Wholesale & retail | 2022 |
| Knackbits Limited | Professional & scientific | 2025 |
| Knall Ltd | Wholesale & retail | 2014 |
| KNB Holdings Ltd | Real estate | 2025 |
| KNB Solutions Limited | Information & communication | 2023 |
| Kncuk Ltd | Wholesale & retail | 2019 |
| Kneller & Kneller Limited | Construction | 2003 |
| KNG Services Limited | Other services | 1999 |
| Knibbs Associates Limited | Information & communication | 2011 |
| Kniga RU Ltd | Wholesale & retail | 2026 |
| Knight & Sons Electrical Ltd | Construction | 2021 |
| Knight Air Engineering Ltd | Transport & logistics | 2025 |
| Knight and Rook Limited | Health & social care | 2017 |
| Knight Commerce Ltd | Wholesale & retail | 2026 |
| Knight Consultancy Solutions Ltd | Information & communication | 2021 |
| Knight Plastering Limited | Construction | 2019 |
| Knight Rock Limited | Real estate | 2022 |
| Knight Transport Ltd | Transport & logistics | 2020 |
| Knight Webb Group Holdings Limited | Financial services | 2024 |
| Knight Webb Holdings Limited | Professional & scientific | 2020 |
| Knight Webb Limited | Professional & scientific | 2009 |
| Knight's Recruitment Ltd | Administrative & support | 2010 |
| Knighting Ltd | Hospitality | 2019 |
| Knighton Elms Limited | Real estate | 2014 |
| Knighton & Johnson Ltd | Real estate | 2015 |
| Knighton Bath Properties Ltd | Construction | 2020 |
| Knighton Business Consulting Ltd | Professional & scientific | 2020 |
| Knighton Cars Ltd | Wholesale & retail | 2021 |
| Knighton Consultancy Ltd | Wholesale & retail | 2019 |
| Knighton Convenience Store Limited | Wholesale & retail | 2020 |
| Knighton Court (Leicester) Limited | Households | 2005 |
| Knighton CT Ltd | Real estate | 2013 |
| Knighton Data Ltd | Information & communication | 2025 |
| Knighton Day Nursery & PRE School Ltd | Health & social care | 2026 |
| Knighton Estate Agents Limited | Real estate | 2022 |
| Knighton Evangelical Care Limited | Health & social care | 1990 |
| Knighton Evans Ltd | Administrative & support | 2009 |
| Knighton Fields Management Company Limited | Real estate | 2007 |
| Knighton Five Ltd | Wholesale & retail | 2025 |
| Knighton Grange Investments Ltd | Real estate | 2023 |
| Knighton Homes Limited | Construction | 2022 |
| Knighton Inc Ltd | Wholesale & retail | 2015 |
| Knighton Lane Artists Group Limited | Arts & recreation | 2001 |
| Knighton Lane Garden Holdings Ltd | Financial services | 2021 |
| Knighton Management Group Ltd | Administrative & support | 2019 |
| Knighton Manor Limited | Health & social care | 2005 |
| Knighton Medical Services Ltd | Health & social care | 2014 |
| Knighton Motors of Leicester Limited | Wholesale & retail | 2020 |
| Knighton Professional Services Ltd | Professional & scientific | 2018 |
| Knighton Realty Limited | Real estate | 2020 |
| Knighton Stays Ltd | Households | 2025 |
| Knighton Supermarket Ltd | Wholesale & retail | 2015 |
| Knighton Tools Ltd | Wholesale & retail | 2019 |
| Knighton Wood Flooring Limited | Construction | 2025 |
| Knights Fashion Ltd | Manufacturing | 2013 |
| Knights Haulage Ltd | Transport & logistics | 2025 |
| Knights Mews (Ashby) Management Company Limited | Real estate | 2021 |
| Knights Pipes Limited | Construction | 2023 |
| Knights Security & Labour Ltd | Administrative & support | 2022 |
| Knights Security and Training Ltd | Administrative & support | 2020 |
| Knightsbridge Professional Lettings Limited | Real estate | 2016 |
| Knightsbridge Property Management Midlands Limited | Extraterritorial | 2023 |
| Knightsbury Property Solutions Ltd | Construction | 2022 |
| Knit With Breeze Limited | Wholesale & retail | 2021 |
| Knitco Properties Ltd | Real estate | 2020 |
| Knitco Wholesale Ltd | Wholesale & retail | 2021 |
| Knitech UK Limited | Wholesale & retail | 1997 |
| Knitex Limited | Wholesale & retail | 1999 |
| Knitting Doctor Ltd | Wholesale & retail | 2024 |
| KNL Vape Ltd | Wholesale & retail | 2026 |
| Knock EM Bandi Entertainment Ltd | Arts & recreation | 2019 |
| Knolis Support Services Limited | Health & social care | 2020 |
| Knoll View Estates Ltd | Real estate | 2024 |