| LEO Codex Limited | Information & communication | 2026 |
| LEO Construction Safety Limited | Construction | 2024 |
| LEO Consultants Ltd | Professional & scientific | 2026 |
| LEO Deansgate Special Projects Limited | Professional & scientific | 2020 |
| LEO Food Ltd | Manufacturing | 2022 |
| LEO Groundworks Limited | Construction | 2014 |
| LEO HNB Knowsley Limited | Real estate | 2020 |
| LEO James Properties Ltd | Real estate | 2019 |
| LEO Liverpool Trading Limited | Real estate | 2019 |
| LEO Mars Property Ltd | Real estate | 2023 |
| LEO Portishead Limited | Real estate | 2020 |
| LEO Prestwich Limited | Construction | 2021 |
| LEO Properties and Investments Limited | Real estate | 2013 |
| LEO RB Limited | Real estate | 2021 |
| LEO Rendering Limited | Construction | 2016 |
| LEO Rowland Limited | Construction | 2020 |
| LEO Scholes Limited | Real estate | 2019 |
| LEO Sport UK Limited | Wholesale & retail | 2018 |
| LEO Tracey Ltd | Real estate | 2026 |
| LEO UC Limited | Construction | 2024 |
| Leo&Ayan Ltd | Construction | 2023 |
| Leon TAM Limited | Hospitality | 2025 |
| Leonard William Mackie Trading Limited | Agriculture & fishing | 2015 |
| Leonardo Media Services Ltd | Information & communication | 2023 |
| Leonel Properties NW Ltd | Real estate | 2026 |
| Leopold Hotel Limited | Real estate | 2016 |
| Leosim Property Limited | Real estate | 2026 |
| Leppert Property Ltd | Households | 2026 |
| Lera (NW) Limited | Hospitality | 2024 |
| Leroys Motors Limited | Wholesale & retail | 2026 |
| LES Delices DE FLO Ltd | Hospitality | 2020 |
| LES Deux Filles Limited | Real estate | 2024 |
| LES DUE Sorelle Limited | Real estate | 2024 |
| LES Gorman Properties Limited | Extraterritorial | 2023 |
| Lescol Property Developments Limited | Real estate | 2004 |
| Leslie's Wind Maintenance Ltd | Professional & scientific | 2015 |
| LET House Ltd | Real estate | 2021 |
| LET IT BE Group Ltd | Health & social care | 2024 |
| LET IT BE in the Community CIC | Health & social care | 2026 |
| LET IT BE Lettings Ltd | Hospitality | 2025 |
| LET IT BE Limited | Real estate | 2024 |
| LET IT BE Liverpool Ltd | Real estate | 2021 |
| LET US Bloom Together CIC | Information & communication | 2022 |
| Let's BE Blunt CIC | Education | 2025 |
| Let's Go Recycle Limited | Wholesale & retail | 2016 |
| Let's Party Liverpool Ltd | Real estate | 2017 |
| Letfinity Properties Ltd | Real estate | 2024 |
| Letops AI Limited | Real estate | 2026 |
| Lets Consult Ltd | Professional & scientific | 2021 |
| Lets Group Ltd | Real estate | 2020 |
| Lets Keep Talking CIC | Health & social care | 2022 |
| Lets Residential Limited | Real estate | 2007 |
| Lets Swim Limited | Arts & recreation | 2009 |
| LETS-TALK2DAY CIC | Education | 2025 |
| Letterboxauction Ltd | Real estate | 2026 |
| Lettings in Liverpool Limited | Real estate | 2011 |
| Letton Percival Limited | Financial services | 1998 |
| Let’S Face IT Limited | Other services | 2025 |
| Let’S Listen Ltd | Health & social care | 2022 |
| Leukaemia & Myeloma Research UK Ltd | Health & social care | 2015 |
| Leung Sang's Takeaway Ltd | Hospitality | 2019 |
| Leva Solutions Limited | Professional & scientific | 2019 |
| Levare Rigging Limited | Construction | 2026 |
| Levasco Transport Ltd | Transport & logistics | 2025 |
| Levato Home Renovations Ltd | Construction | 2025 |
| Level Eight Ltd | Financial services | 2022 |
| Level One (Liverpool) Ltd | Professional & scientific | 2022 |
| Levels Brazilian JIU Jitsu Ltd | Arts & recreation | 2020 |
| Lever Court (Liverpool) Management Company Limited | Real estate | 2006 |
| Leverage Digital Limited | Professional & scientific | 2025 |
| Leveraux Ltd. | Wholesale & retail | 2023 |
| Levi Handyman Service Ltd | Construction | 2022 |
| Levld Heights Ltd | Construction | 2020 |
| Levriers Four Trading Limited | Professional & scientific | 2018 |
| Levriers One Trading Limited | Professional & scientific | 2018 |
| Levriers Three Trading Limited | Professional & scientific | 2018 |
| Levriers Two Trading Limited | Professional & scientific | 2018 |
| Levtovliving Limited | Wholesale & retail | 2025 |
| Levy Brothers & Knowles Limited | Other services | 2024 |
| Lewcodelec Ltd | Construction | 2024 |
| Lewes Cabs Ltd | Transport & logistics | 2025 |
| Lewis & Lowndes Ltd | Wholesale & retail | 2024 |
| Lewis & Raby (Engineers) Limited | Manufacturing | 1962 |
| Lewis (NW) Ltd | Administrative & support | 2012 |
| Lewis and FOY Lettings Limited | Real estate | 2018 |
| Lewis Care Ltd | Health & social care | 2014 |
| Lewis Carpets Ltd | Wholesale & retail | 2021 |
| Lewis Collins Electrical Ltd. | Professional & scientific | 2020 |
| Lewis Deysbrook Limited | Health & social care | 1960 |
| Lewis Howes [Signs & Engraving] Limited | Manufacturing | 1990 |
| Lewis Shaw Ltd | Professional & scientific | 2024 |
| Lewis Timber Services (Formby) Limited | Wholesale & retail | 1983 |
| Lewis Wildman Limited | Information & communication | 2024 |
| Lewiselec (NW) Ltd | Construction | 2026 |
| Lewtas Logistics Group Ltd | Transport & logistics | 2026 |
| LEX Developments Ltd | Real estate | 2003 |
| Lexden Property Investments 2 Limited | Real estate | 2021 |
| Lexham Capital Limited | Financial services | 2017 |
| LEXI13 Ltd | Transport & logistics | 2022 |
| Lexicare Ltd | Public administration | 2019 |