| Lawrence George Properties Ltd | Real estate | 2025 |
| Lawrence Precision Ltd | Administrative & support | 2009 |
| Lawrence Severn & SON Limited | Wholesale & retail | 2003 |
| Lawrence-Graham Enterprises Limited | Administrative & support | 2022 |
| Lawress Hall (National Training Centre) Limited | Administrative & support | 2020 |
| Laws Labour's Ltd | Construction | 2024 |
| Lawson Modelmakers Limited | Manufacturing | 2004 |
| Lawson.W Engineering Limited | Manufacturing | 2024 |
| Lawsons Motor Centre Limited | Wholesale & retail | 2012 |
| Lawsons Property Limited | Real estate | 2026 |
| Laxmi and Son's PVT Ltd | Hospitality | 2025 |
| LAY Stem Ltd | Information & communication | 2025 |
| Layali Downtown Ltd | Hospitality | 2024 |
| Layali Restaurant Ltd | Hospitality | 2026 |
| Layer Clothing Ltd | Wholesale & retail | 2024 |
| Layerprints Ltd | Manufacturing | 2024 |
| Laying Roots CIC | Hospitality | 2019 |
| Laylay Ltd | Wholesale & retail | 2024 |
| Laylotte Holdings Ltd | Real estate | 2023 |
| Laynt Ltd | Wholesale & retail | 2025 |
| Layor Foods Limited | Manufacturing | 2025 |
| Lazura Limited | Wholesale & retail | 2019 |
| Lazy Flower Limited | Manufacturing | 2022 |
| Lazy Lion Ltd | Information & communication | 2018 |
| Lazy Otter Park Limited | Financial services | 2025 |
| Lazzeri Creative Interiors Limited | Professional & scientific | 2022 |
| Lazzeri Savant & Co Ltd | Administrative & support | 2024 |
| La’S Property Management Ltd | Real estate | 2023 |
| LB Inc Limited | Construction | 2025 |
| LB Maintenance & Property Services Ltd | Construction | 2026 |
| LBA40 Consulting Limited | Information & communication | 2023 |
| Lbambrough Ltd | Professional & scientific | 2022 |
| LBJ Commercial Limited | Real estate | 2026 |
| LBJ Estates Limited | Real estate | 2025 |
| LBJ Watches Ltd | Wholesale & retail | 2019 |
| LBK Trading Limited | Construction | 2013 |
| LBL Digital Limited | Information & communication | 2024 |
| LBM Hand Car Wash Ltd | Wholesale & retail | 2025 |
| Lboy Industries Ltd | Wholesale & retail | 2022 |
| LBS Parking Limited | Real estate | 2017 |
| LBS Plumbing & Heating Ltd | Construction | 2022 |
| LC Olympus Holdings Ltd | Financial services | 2024 |
| LC Professional Properties Ltd | Real estate | 2026 |
| LC Social Work Consultancy Limited | Health & social care | 2026 |
| LC Supplies Limited | Wholesale & retail | 2025 |
| LC Tech Support Services, Ltd. | Information & communication | 2012 |
| LC21 Developments Limited | Construction | 2019 |
| LCA Trans Ltd | Transport & logistics | 2026 |
| LCB Group Services Limited | Real estate | 2025 |
| LCC Nottm Ltd | Other services | 2025 |
| Lccnottingham Ltd | Financial services | 2025 |
| LCD Masters Ltd | Information & communication | 2026 |
| LCG Hair Limited | Other services | 2016 |
| LCG Locum Ltd | Health & social care | 2020 |
| LCN Group Investments Limited | Construction | 2023 |
| LCN348 Limited | Construction | 2016 |
| Lcpt(Uk) Ltd | Arts & recreation | 2018 |
| LCT Management Ltd | Real estate | 2019 |
| LD Compliance and Admin Services Ltd | Administrative & support | 2022 |
| LD Electrical Installation Services Ltd | Construction | 2020 |
| LD Joinery Limited | Manufacturing | 2018 |
| LD Machinery Sales and Hire Ltd | Wholesale & retail | 2025 |
| LD Physiotherapy Training & Development Ltd | Health & social care | 2021 |
| LDA Mortgage Services Limited | Financial services | 2023 |
| LDA Promotions Ltd | Professional & scientific | 2025 |
| Ldar Envolve Limited | Professional & scientific | 2003 |
| LDB Lettings Ltd | Other services | 2000 |
| LDB Logistics and Transportation Ltd | Transport & logistics | 2026 |
| Ldfl Ltd | Arts & recreation | 2023 |
| Ldms Climate Controlled Solutions Ltd | Construction | 2026 |
| Ldpath Limited | Professional & scientific | 2017 |
| LDR Associates Limited | Information & communication | 2016 |
| Ldsc Ltd | Administrative & support | 2025 |
| LE Accommodations Limited | Real estate | 2024 |
| LE Bridge Ltd | Wholesale & retail | 2026 |
| LE Burger Ltd | Hospitality | 2024 |
| LE Cards Ltd | Wholesale & retail | 2026 |
| LE Connaisseur Limited | Hospitality | 2012 |
| LE Construction Ltd | Construction | 2014 |
| LE Discount Furniture Ltd | Wholesale & retail | 2024 |
| LE Foods Limited | Hospitality | 2024 |
| LE French Twist Limited | Hospitality | 2026 |
| LE Koisales Online Ltd | Wholesale & retail | 2025 |
| LE Rêve Clothing Ltd | Wholesale & retail | 2025 |
| LE Soir Intime Ltd | Wholesale & retail | 2026 |
| LE Yogi Limited | Wholesale & retail | 2016 |
| Le's Manicure & Pedicure Ltd | Other services | 2025 |
| LEA Care Ltd | Health & social care | 2021 |
| Leabrooks Fish and Chips Limited | Hospitality | 2024 |
| Lead (PB) Investments Limited | Financial services | 2020 |
| Lead Locators Ltd | Professional & scientific | 2025 |
| Leadale Properties Limited | Real estate | 2008 |
| Leading Track Consultancy Ltd | Professional & scientific | 2019 |
| Leadoxys Ltd | Information & communication | 2025 |
| Leaf Dental Laboratory Limited | Health & social care | 2015 |
| Leaf Exhibitions Ltd | Administrative & support | 2010 |
| Leafe Properties Ltd | Real estate | 2024 |
| Leafy Leisure Limited | Arts & recreation | 2017 |
| League Manager Limited | Information & communication | 2019 |
| Leaguevision Limited | Professional & scientific | 1990 |