| Larklands Body & Paint Centre Limited | Wholesale & retail | 1998 |
| Larnauti Limited | Wholesale & retail | 2021 |
| Lartey Group Limited | Wholesale & retail | 2020 |
| Larum Compliance Limited | Professional & scientific | 2015 |
| Larva Limited | Administrative & support | 2005 |
| Larway Management Limited | Information & communication | 2016 |
| Larwood Advisors Ltd | Professional & scientific | 2023 |
| LAS Casa Ltd | Professional & scientific | 2021 |
| LAS Fierbinti Ltd | Hospitality | 2019 |
| LAS Lifestyle Limited | Wholesale & retail | 2023 |
| LAS Vegas Shawarma Ltd | Hospitality | 2023 |
| Lasalsa Restaurant Ltd | Hospitality | 2020 |
| Laser Alarms & IT Solutions Limited | Information & communication | 2023 |
| Laser DOC Clinic (Nottingham) Ltd | Health & social care | 2006 |
| Laser Expertise Limited | Manufacturing | 1984 |
| Laser Limited | Manufacturing | 2016 |
| Laser TAG Nottingham Ltd | Other services | 2018 |
| Laserbend Limited | Manufacturing | 2023 |
| Laserose Limited | | 1982 |
| Lasershape Group Limited | Financial services | 2014 |
| Lasershape Limited | Manufacturing | 1988 |
| Lasershape Technologies Limited | Information & communication | 2024 |
| Lash Doll Ltd | Other services | 2021 |
| Lashandco Ltd | Other services | 2023 |
| Lashes by Lisa 24 Ltd | Other services | 2026 |
| Lashmi Ltd | Wholesale & retail | 2021 |
| Lashore Catering Ltd | Hospitality | 2020 |
| Lass Mini Market Ltd | Wholesale & retail | 2024 |
| Lassh Healthcare Ltd | Health & social care | 2023 |
| Last Exit to Nowhere Limited | Wholesale & retail | 2008 |
| Last MAN Leagues Ltd | Information & communication | 2026 |
| Last Stop Convenience Shop Ltd | Wholesale & retail | 2024 |
| Last Stop Market Ltd | Wholesale & retail | 2020 |
| Last Stop Take Away Ltd | Hospitality | 2024 |
| Lastricks Ltd. | Wholesale & retail | 2023 |
| Latchmanor Limited | Households | 1988 |
| Late Night Market Limited | Wholesale & retail | 2025 |
| Late Nite Store Ltd | Wholesale & retail | 2025 |
| Lateef Trading Services Limited | Professional & scientific | 2021 |
| Latest Consultancy Midlands Ltd | Professional & scientific | 2022 |
| Lathams (Retail) Limited | Extraterritorial | 2005 |
| Lathdale Developments Limited | Real estate | 1998 |
| Lathdale Investments Limited | Real estate | 1998 |
| Lathdale Limited | Real estate | 1998 |
| Latief Group Ltd | Financial services | 2020 |
| Latina Lettings Ltd | Real estate | 2013 |
| Latour Ventures Ltd | Administrative & support | 2015 |
| LAU Healthcare Limited | Public administration | 2025 |
| Laughing Bobs Bargains Ltd | Wholesale & retail | 2023 |
| Laughing Frog Ltd | Real estate | 2025 |
| Lauli Ltd | Wholesale & retail | 2026 |
| Launceston Associates Limited | Real estate | 2000 |
| Launch and Rocket Ltd | Professional & scientific | 2016 |
| Launchctrl Ltd | Information & communication | 2016 |
| Laundry Nottingham Ltd | Administrative & support | 2024 |
| Laundry Restoration Ltd | Administrative & support | 2024 |
| LAUNDRY24 UK Limited | Other services | 2019 |
| Laura Correa Diaz Limited | Health & social care | 2015 |
| Laura Express Limited | Transport & logistics | 2017 |
| Laura Rankin Limited | Information & communication | 2019 |
| Laura Serrant Limited | Professional & scientific | 2021 |
| Laura Severn Ltd | Other services | 2025 |
| Laura.Therapy Ltd | Health & social care | 2024 |
| Lauramy Property Limited | Real estate | 2025 |
| Laurawildish Ltd | Wholesale & retail | 2021 |
| Laurel Crescent Management Company Chesterfield Limited | Households | 2010 |
| Laurel Funerals Limited | Extraterritorial | 2005 |
| Laurel Gardens (Breadsall) Management Company Limited | Real estate | 2011 |
| Laurel Memorials Limited | Extraterritorial | 1995 |
| Laurels Maintenance Company (Mablethorpe) Limited(The) | Real estate | 1980 |
| Lauren Richards Design Ltd | Manufacturing | 2000 |
| Lauren Roberts Sourced Ltd | Administrative & support | 2024 |
| Laurence Garton Limited | Information & communication | 2025 |
| Laurentiu Landscaping Ltd | Professional & scientific | 2024 |
| Laurentiu Mihalea Services Limited | Transport & logistics | 2016 |
| Lauris Properties Ltd | Real estate | 2021 |
| Laurrez NPD & Process Consultancy Ltd | Professional & scientific | 2017 |
| Lava - Lite Limited | Professional & scientific | 2020 |
| Lavant Management Limited | Households | 2011 |
| Lavender Dog Shop Limited | Wholesale & retail | 2021 |
| Lavender Perfect Ltd | Transport & logistics | 2015 |
| Lavender Walk 1963 Limited | Extraterritorial | 2014 |
| Laver Holidays Limited | Other services | 1990 |
| Laver Motorcoach Charter Limited | Transport & logistics | 2000 |
| Lavia Pizza Ltd | Hospitality | 2025 |
| Lavida Care Services Limited | Health & social care | 2022 |
| Lavish Caribbean Restaurant Ltd | Hospitality | 2023 |
| Lavish Landjets Ltd | Transport & logistics | 2022 |
| Lavish Property Limited | Real estate | 2018 |
| Lavistic Ltd | Wholesale & retail | 2023 |
| Lavonne Ltd | Manufacturing | 2023 |
| Lavynchy Limited | Wholesale & retail | 2011 |
| Law Property Investments Limited | Real estate | 2011 |
| Law Studio Ltd | Professional & scientific | 2026 |
| Lawe Investments Limited | Professional & scientific | 2021 |
| Lawgeo Ltd | Wholesale & retail | 2018 |
| Lawi Transport Ltd | Transport & logistics | 2025 |
| Lawlorsourcedit Ltd | Manufacturing | 2025 |
| Lawn Estates Ltd | Real estate | 2022 |
| Lawnsco Limited | Real estate | 2008 |