| Lipizzaner Automotive Ltd | Wholesale & retail | 2018 |
| Lisa Homes Ltd | Real estate | 2023 |
| Lissenden (Branksome Park) Limited | Households | 2004 |
| Lissenden Block 2 Limited | Households | 2025 |
| Lissom Services Limited | Other services | 2023 |
| LIST4FREE Ltd | Information & communication | 2020 |
| Lister YOO Ltd | Hospitality | 2022 |
| Listnheal.Me Ltd | Health & social care | 2025 |
| Literary Star Consultancy Limited | Education | 2009 |
| Little Asia Bournemouth Ltd | Hospitality | 2020 |
| Little Asia LJ Ltd | Hospitality | 2025 |
| Little Bird Communication Ltd | Professional & scientific | 2013 |
| Little Bugs Soft Play Ltd | Arts & recreation | 2023 |
| Little Bunny Wonderland Two Ltd | Information & communication | 2025 |
| Little Chicks Nurseries Ltd | Education | 2024 |
| Little Dreamers Nursery and Pre-School Limited | Health & social care | 2025 |
| Little Fika Bournemouth Ltd | Hospitality | 2021 |
| Little Fosters Management Company Limited | Households | 1994 |
| Little Foundry Ltd | Other services | 2018 |
| Little Gizmos Entertainment Ltd | Arts & recreation | 2023 |
| Little Marrakech Ltd | Hospitality | 2025 |
| Little Monster Plays Cool Ltd | Wholesale & retail | 2026 |
| Little Music Academy Ltd | Education | 2022 |
| Little Perth Events Ltd | Wholesale & retail | 2025 |
| Little Perth Ltd | Wholesale & retail | 2021 |
| Little Pickle at the Mill Ltd | Hospitality | 2023 |
| Little Pickle Deli Limited | Hospitality | 2011 |
| Little Pickles Playroom Ltd | Arts & recreation | 2008 |
| Little Pines Day Nursery Limited | Education | 2003 |
| Little Shell Limited | Manufacturing | 2016 |
| Little Springtime Company Limited | Professional & scientific | 2008 |
| Little Tots Toys Ltd | Wholesale & retail | 2019 |
| Little White House Marketing Ltd | Professional & scientific | 2025 |
| Littledown Investments Ltd | Real estate | 2018 |
| LIV Creative Limited | Professional & scientific | 2024 |
| LIV TEK Limited | Wholesale & retail | 2025 |
| Liva Cafe Ltd | Hospitality | 2026 |
| Live Better Fitness Ltd | Arts & recreation | 2024 |
| Live Fibre Limited | Information & communication | 2023 |
| Live on Cafe & Bakery Limited | Hospitality | 2024 |
| Live Warm Ltd | Construction | 2019 |
| Liverpool Arena Limited | | 1986 |
| Liverpool Victoria Financial Services Limited | Financial services | 2020 |
| Lizman Holding Ltd | Real estate | 2025 |
| LJ Partnership Ltd | Professional & scientific | 2011 |
| LJ Training Ltd | Education | 2025 |
| LJ1 Management Limited | Real estate | 2024 |
| LJ2 Management Limited | Real estate | 2025 |
| LJA Property Management Limited | Real estate | 2024 |
| LJB Accountancy Services Limited | Professional & scientific | 2006 |
| Ljhcleaning Ltd | Administrative & support | 2026 |
| Ljhconstruction Ltd | Construction | 2026 |
| LJI Contracts Limited | Construction | 2001 |
| LJJ Solutions Limited | Wholesale & retail | 2016 |
| LJM Decking Ltd | Construction | 2013 |
| LJS Electrical Contractors Ltd | Construction | 2022 |
| LJS Enterprises (Dorset) Limited | Other services | 2018 |
| LL AP Consulting Limited | Professional & scientific | 2024 |
| Llaollao Bournemouth Ltd | Hospitality | 2014 |
| Llddvv Ltd | Wholesale & retail | 2022 |
| Llorja Resin Ltd | Construction | 2018 |
| Lloyd Protect Limited | Financial services | 2013 |
| Lltl Ltd | Other services | 2021 |
| LM Cars Ltd | Wholesale & retail | 2026 |
| LM Structural Detailing and Drafting Ltd | Professional & scientific | 2024 |
| LM Systems Holdings Limited | Information & communication | 2012 |
| Lm.Bb Limited | Administrative & support | 2017 |
| LMA Architects Limited | Professional & scientific | 2013 |
| Lmachado Ltd | Information & communication | 2024 |
| LMF Wellbeing Ltd | Education | 2021 |
| LMR Properties (Dorset) Ltd | Real estate | 2020 |
| Lo&Re Limited | Transport & logistics | 2024 |
| Loansbymal Limited | Extraterritorial | 2020 |
| Loansource Limited | Information & communication | 2014 |
| Local 2 YOU Roofing Limited | Construction | 2025 |
| Local Builder 4U Limited | Construction | 2013 |
| Local Drainage Rescue Limited | Other services | 2025 |
| Localiq Limited | Extraterritorial | 1919 |
| Localmend Ltd | Information & communication | 2026 |
| Location BH Lettings Ltd | Real estate | 2019 |
| Location BH Ltd | Real estate | 2018 |
| Lochmarine Freight Services Ltd | Transport & logistics | 2011 |
| Lock C.E. Limited | Manufacturing | 1961 |
| Lock Enterprises Ltd | Wholesale & retail | 2016 |
| Lock,Stock & Fade Ltd | Other services | 2026 |
| Lockjaw Properties Limited | Real estate | 2019 |
| Locrenton Developments Limited | Construction | 2023 |
| Locum Diary Limited | Information & communication | 2000 |
| Lodgecoombe Limited | Households | 1998 |
| Loftus Law Bureau Limited | Administrative & support | 2007 |
| Logic Essentials Limited | Information & communication | 2015 |
| LOGIC13 Limited | Information & communication | 2014 |
| Logica Properties Ltd | Information & communication | 2025 |
| Logistics MDF Ltd | Transport & logistics | 2026 |
| Logiswift Deliveries Ltd | Transport & logistics | 2023 |
| Lojo Property Limited | Hospitality | 2023 |
| Lolabird Property Limited | Real estate | 2017 |
| Lolas Bournemouth Limited | Hospitality | 2015 |
| Lollipops Soft Play Ltd | Arts & recreation | 2023 |
| Lomara Property Ltd | Real estate | 2026 |