| LLW Aesthetics Ltd | Other services | 2023 |
| Llys Gerddi Investments Limited | Financial services | 2015 |
| LM Futures Limited | Professional & scientific | 2019 |
| LM Pharma Ltd | Health & social care | 2023 |
| LM Reality Ltd | Real estate | 2022 |
| LM Service Solution Ltd | Information & communication | 2016 |
| LM Uxui Ltd | Professional & scientific | 2024 |
| LM Wind Power UK Limited | Manufacturing | 2007 |
| LMA Developments Ltd | Construction | 2026 |
| LMA Electrical Limited | Construction | 2022 |
| Lmai Solutions Ltd. | Information & communication | 2025 |
| LMB Financial Ltd | Financial services | 2024 |
| LMC Electrical Group Ltd | Construction | 2026 |
| LMD Finance Ltd | Financial services | 2023 |
| Lmfs Trading Ltd | Wholesale & retail | 2000 |
| LMG Exhibitions Limited | Administrative & support | 2022 |
| LMG Property & Investments Ltd | Real estate | 2024 |
| LMG Property Lets Limited | Real estate | 2020 |
| LMG Sales & Repairs Ltd | Wholesale & retail | 2024 |
| LMG Video Assist Ltd | Information & communication | 2018 |
| Lmgc Analytics Ltd | Information & communication | 2025 |
| LMH Accountancy Ltd | Professional & scientific | 2023 |
| LMH Experiences UK Ltd | Administrative & support | 2021 |
| LMH Projects Loft Conversion Specialist Ltd | Construction | 2019 |
| LMK Holdings Ltd | Real estate | 2016 |
| LML Invest Ltd | Real estate | 2021 |
| Lmlt Limited | Hospitality | 2022 |
| LMO Studio Ltd | Education | 2022 |
| LMP Joinery Limited | Construction | 2013 |
| LMP Legal Limited | Professional & scientific | 2022 |
| LMR Aughton Limited | Wholesale & retail | 2016 |
| LMR Chester Limited | Wholesale & retail | 2021 |
| LMR Southport Limited | Wholesale & retail | 2020 |
| LMS Hampshire LLP | | 2004 |
| LMS Locations Ltd | Real estate | 2020 |
| Lmtd Group Ltd | Manufacturing | 2024 |
| Lmwdriverhire Ltd | Transport & logistics | 2024 |
| LN Transport Ltd | Wholesale & retail | 2015 |
| Lnbg Commodities Ltd | Financial services | 2024 |
| LNG Enterprises Ltd | Real estate | 2023 |
| LNP Decorators Ltd | Construction | 2024 |
| LNT Aviation Limited | Transport & logistics | 2012 |
| LNT Care Developments (10) Limited | Financial services | 2023 |
| LNT Care Developments (11) Limited | Financial services | 2023 |
| LNT Care Developments (12) Limited | Financial services | 2023 |
| LNT Care Developments (13) Limited | Financial services | 2023 |
| LNT Care Developments (3) Limited | Real estate | 2019 |
| LNT Care Developments (4) Limited | Real estate | 2020 |
| LNT Care Developments (5) Limited | Real estate | 2022 |
| LNT Care Developments (6) Limited | Real estate | 2023 |
| LNT Care Developments (7) Limited | Real estate | 2023 |
| LNT Care Developments (8) Limited | Financial services | 2023 |
| LNT Care Developments (9) Limited | Financial services | 2023 |
| LNT Care Developments B1 Limited | Financial services | 2024 |
| LNT Care Developments B2 Limited | Financial services | 2024 |
| LNT Care Developments Group Limited | Financial services | 2021 |
| LNT Care Developments Holdings Limited | Financial services | 2021 |
| LNT Care Developments Limited | Financial services | 2019 |
| LNT Construction Limited | Construction | 2019 |
| LNT Developments Limited | Professional & scientific | 2013 |
| LNT Fire Protection Limited | Construction | 2021 |
| LNT Holdings Limited | Financial services | 2021 |
| LNT Manco Holdco Limited | Health & social care | 2026 |
| LNZ Associates Limited | Health & social care | 2001 |
| Load Craft Haulage Ltd | Transport & logistics | 2025 |
| Loah Films Limited | Information & communication | 2025 |
| Loaksvision Ltd | Wholesale & retail | 2022 |
| Loat Holdings Ltd | Financial services | 2025 |
| LOB Padel Limited | Manufacturing | 2026 |
| Lobbys-Links Ltd | Other services | 2015 |
| Lobster Finance Ltd | Financial services | 2024 |
| Local Barber Bramley Ltd | Other services | 2022 |
| Local Building & Plumbing Supplies Ltd | Manufacturing | 2023 |
| Local Care Force Group Limited | Health & social care | 2018 |
| Local Care Force LLP | | 2004 |
| Local Dialogue Limited | Professional & scientific | 2000 |
| Local Electrician Services Ltd | Construction | 2021 |
| Local Fundraising Limited | Financial services | 2016 |
| Local Garages MOT Centre Ltd | Wholesale & retail | 2026 |
| Local Gardeners & Landscapers Ltd | Extraterritorial | 2022 |
| Local GAS Services Ltd | Construction | 2018 |
| Local Key Properties Ltd | Real estate | 2025 |
| Local PUB Enterprises Limited | Wholesale & retail | 2019 |
| Local Removals Yorkshire Ltd | Professional & scientific | 2012 |
| Local Resolve Ltd | Real estate | 2021 |
| Local to ME Ltd | Professional & scientific | 2024 |
| Local Weathershield Ltd | Construction | 2021 |
| Localheatpumpservices Ltd | Construction | 2024 |
| Locate Your Palace Ltd | Real estate | 2019 |
| Location Leeds Limited | Administrative & support | 2025 |
| Lochan Ltd | Health & social care | 2019 |
| Lochaweboathouse Limited | Hospitality | 2020 |
| Locho Limited | Manufacturing | 2000 |
| Lock & Key Leeds Ltd | Administrative & support | 2013 |
| Lock & Maine Ltd | Other services | 2024 |
| Lock Consulting Ltd | Professional & scientific | 2022 |
| Lockdown Windows and Doors Limited | Manufacturing | 2025 |
| Locked & Loaded Beauty Academy Limited | Other services | 2025 |
| Locked in Games Ltd | Arts & recreation | 2016 |
| Locked in Games York Limited | Information & communication | 2017 |