| KT Carpentry & Joinery Ltd | Construction | 2018 |
| Kt's Transport Services Ltd | Transport & logistics | 2013 |
| Kteepee Ltd | Information & communication | 2026 |
| KTP Construction Ltd | Construction | 2016 |
| KTS Cornershop Ltd | Wholesale & retail | 2026 |
| Kuberd Ltd | Real estate | 2008 |
| Kuki Design Limited | Professional & scientific | 2007 |
| Kundi Financial Services Ltd | Professional & scientific | 2019 |
| Kundi Properties Limited | Real estate | 2020 |
| Kunnummen Autotraders Limited | Wholesale & retail | 2025 |
| Kurbalija Petar Ltd | Wholesale & retail | 2020 |
| Kurd Star Barbers Limited | Other services | 2024 |
| Kurd Star N & D Barbers Ltd | Other services | 2026 |
| Kurdish Barber Bedford Ltd | Other services | 2025 |
| Kureé the Brand Ltd | Wholesale & retail | 2025 |
| Kuro RS Ltd | Wholesale & retail | 2025 |
| KVJ Food and Wine Ltd | Wholesale & retail | 2019 |
| KVP Properties Ltd | Real estate | 2025 |
| Kvsa Limited | Professional & scientific | 2009 |
| Kvvn Limited | Wholesale & retail | 2024 |
| Kwakubu Limited | Information & communication | 2013 |
| Kwame Logistics CIC | Transport & logistics | 2025 |
| Kwik-E-Charge Ltd | Information & communication | 2010 |
| KWS Educational Services Ltd | Administrative & support | 2007 |
| Kyle Enterprise Limited | Health & social care | 2021 |
| Kylie Price Music Limited | Arts & recreation | 2022 |
| Kymarna Beauty Ltd | Other services | 2024 |
| Kymbrook Limited | Professional & scientific | 2021 |
| KYMCOMAT500IRS Ltd | Transport & logistics | 2019 |
| Kym’S Hairstyling Ltd | Other services | 2022 |
| Kynaston Enterprises Limited | Other services | 2004 |
| Kyuubi Limited | Transport & logistics | 2020 |
| KZ Properties Holdings Ltd | Real estate | 2026 |
| KZ the Barber Ltd | Other services | 2025 |
| L & a Equipment Services Limited | Wholesale & retail | 2006 |
| L & C Gardener Limited | Financial services | 2021 |
| L & F Consultancy Limited | Professional & scientific | 2025 |
| L & R Property Sourcing Ltd | Real estate | 2025 |
| L a Arnold Logistics Ltd | Transport & logistics | 2015 |
| L B P Surveyors Limited | Professional & scientific | 2026 |
| L C Services Limited | Wholesale & retail | 1996 |
| L D Steels Ltd | Manufacturing | 2013 |
| L Foster Plumbing & Heating Ltd | Construction | 2025 |
| L J H Contracting Services Ltd | Manufacturing | 2018 |
| L J Power Ltd | Construction | 2021 |
| L Moore Construction Limited | Construction | 2016 |
| L P C Plating Services Limited | Manufacturing | 2002 |
| L P Construction Group Ltd | Construction | 2017 |
| L Page Construction Ltd | Construction | 2026 |
| L Squared IT Management Ltd | Information & communication | 2026 |
| L V Car & Van Ltd | Wholesale & retail | 2012 |
| L&A Tyler Allajo Limited | Real estate | 2017 |
| L&B Recruitment Ltd | Construction | 2023 |
| L&D Telecoms Limited | Information & communication | 2018 |
| L&E Life Limited | Financial services | 2022 |
| L&F Care Services Limited | Health & social care | 2013 |
| L&F Group Invest Ltd | Real estate | 2025 |
| L&G.Ribbans Ltd | Professional & scientific | 2025 |
| L&L Holdings (Bedford) Limited | Financial services | 2021 |
| L&M Roofing Ltd | Construction | 2022 |
| L&S Gems Ltd | Wholesale & retail | 2021 |
| L'Impero SOL Ltd | Real estate | 2019 |
| L-Smith Holdings Limited | Administrative & support | 2016 |
| L.A. Paintworks Ltd | Construction | 2015 |
| L.B. Evershine Ltd | Administrative & support | 2026 |
| L.B. Silica Sand Limited | Mining & quarrying | 1966 |
| L.C. Osborn & SON Limited | Agriculture & fishing | 1977 |
| L.C.A. Maintenance Services Ltd | Construction | 2016 |
| L.C.M Services Limited | Administrative & support | 2001 |
| L.E.Barnes and Sons Limited | Agriculture & fishing | 1961 |
| L.J Property Maintenance and Management Services Limited | Construction | 2021 |
| L.Kay Limited | Health & social care | 2021 |
| L.S. Douglas (Properties) Limited | Real estate | 1990 |
| LA Auto Services Limited | Wholesale & retail | 2002 |
| LA Basilico Ltd | Hospitality | 2020 |
| LA Capa Communications Ltd | Information & communication | 1999 |
| LA Dolce Vita Limited | Information & communication | 2012 |
| LA Flamenca Limited | Hospitality | 2013 |
| LA Glaca Limited | Health & social care | 2024 |
| LA Maison Boutique Hairdressing Limited | Other services | 2013 |
| LA Morar Ltd. | Wholesale & retail | 2019 |
| LA Piazza (Bedford) Limited | Hospitality | 2003 |
| LA Pizzaa Limited | Hospitality | 2026 |
| LA Rondine (Bedford) Limited | Manufacturing | 2011 |
| LA Terrazza Bedford Ltd | Hospitality | 2022 |
| Labanesther 2.0 Ltd | Other services | 2019 |
| Labanesther Limited | Information & communication | 2016 |
| Labrador Tails Ltd | Education | 2025 |
| Labsupply Limited | Professional & scientific | 2017 |
| Laburnum Road Management Company Limited | Households | 1984 |
| Laceno Ltd | Hospitality | 2023 |
| Laceyule Limited | Construction | 1985 |
| Lacreme Limited | Hospitality | 2015 |
| Lacy Hair Ltd | Other services | 2017 |
| Laddaw Limited | Extraterritorial | 1976 |
| Ladybird Estates Limited | Real estate | 2025 |
| Ladybird Forest Pre-School Ampthill | Education | 2012 |
| Laelaps Link Ltd | Information & communication | 2026 |
| Lagatta Property Investments Ltd | Real estate | 2018 |
| Lagos Night Lounge Limited | Hospitality | 2024 |