| Live Free Care Limited | Health & social care | 2025 |
| Live in Style (UK) Limited | Real estate | 2003 |
| Live Motion Academy Limited | Arts & recreation | 2021 |
| Live Sales Limited | Wholesale & retail | 2026 |
| Livemerch Studios Limited | Arts & recreation | 2025 |
| Living Advice Centre Limited | Professional & scientific | 2013 |
| Living Nurture Homes Ltd | Real estate | 2024 |
| Liza Building Materials Limited | Construction | 2023 |
| Lizdan Ltd | Financial services | 2025 |
| Lizii Chan Ltd | Arts & recreation | 2026 |
| LJ Private Care Limited | Health & social care | 2024 |
| LK Artist Management & Consultancy Ltd | Arts & recreation | 2021 |
| LK Property Solutions Limited | Other services | 2013 |
| Ll&M Homes Ltd | Real estate | 2025 |
| LLB Holdings Limited | Real estate | 2016 |
| LM Industrial Cleaning Limited | Administrative & support | 2017 |
| LM Property Group Limited | Real estate | 2008 |
| LM Venture Capital Ltd | Manufacturing | 2021 |
| LM2 Entertainment Limited | Administrative & support | 2010 |
| LMV Properties Ltd | Real estate | 2020 |
| LNB 73 Limited | Construction | 2023 |
| LND Souvenirs Limited | Wholesale & retail | 2013 |
| Lobo Valley Limited | Extraterritorial | 1999 |
| Local Publicity and Promotions Limited | Professional & scientific | 2004 |
| Localboxx Limited | Hospitality | 2015 |
| Lock Stock and Barrel Music Ltd | Arts & recreation | 2006 |
| Lock Stock and Barrel Records Ltd | Arts & recreation | 2006 |
| Locupharm Ltd | Public administration | 2018 |
| Lodin Trading Ltd | Wholesale & retail | 2025 |
| Loftus 1 Ltd | Administrative & support | 2015 |
| Logic Diagnostics Ltd | Wholesale & retail | 2020 |
| Logic Expertise Limited | Real estate | 2014 |
| Loginc Ltd | Information & communication | 2015 |
| Logistic G&A Ltd | Construction | 2019 |
| Logix Technologies Limited | Information & communication | 2023 |
| Logocraft Construction Ltd | Construction | 2025 |
| Lola Health Consultancy Limited | Health & social care | 2026 |
| Lola Propco Ltd | Financial services | 2026 |
| London Accountants & Tax Advisers Ltd | Professional & scientific | 2015 |
| London Advanced College Ltd | Education | 2021 |
| London Affordable Residential Ltd | Real estate | 2025 |
| London and Hertfordshire Limited | Real estate | 2016 |
| London Artisan Removals Ltd | Water & waste | 2025 |
| London Bayti Ltd. | Professional & scientific | 2017 |
| London BUD Limited | Wholesale & retail | 2018 |
| London Builders Limited | Construction | 2018 |
| London Car Services Limited | Wholesale & retail | 2018 |
| London Castle Ltd | Households | 2019 |
| London City Takeaway Ltd | Hospitality | 2014 |
| London Colour Vision Ltd | Construction | 2021 |
| London Endovascular Clinic Private Limited | Health & social care | 2022 |
| London Equine Therapy Ltd | Health & social care | 2021 |
| London Finance Partners Limited | Professional & scientific | 2017 |
| London Finance Services Ltd | Financial services | 2019 |
| London Financial Advisors Limited | Financial services | 2018 |
| London Financial Guarantees PLC | Financial services | 2010 |
| London Governess Limited | Administrative & support | 2012 |
| London HMO Developments Limited | Real estate | 2024 |
| London Home Improvements Ltd | Construction | 2016 |
| London I Capital Limited | Real estate | 2017 |
| London Irrigation Limited | Administrative & support | 2025 |
| London Ledgers Ltd | Professional & scientific | 2010 |
| London Modular Limited | Wholesale & retail | 2013 |
| London Park Property Limited | Real estate | 2023 |
| London Photography and Media Ltd | Professional & scientific | 2026 |
| London Refurbishment Service Ltd | Administrative & support | 2012 |
| London Rennovation Limited | Construction | 2022 |
| London Renovators Ltd | Construction | 2016 |
| London Riverside Management Ltd | Real estate | 2018 |
| London Sneaks Ltd | Wholesale & retail | 2023 |
| London Surgeries Limited | Health & social care | 2019 |
| London Telephones NS Ltd | Information & communication | 2014 |
| London Voice Coaching Limited | Professional & scientific | 2013 |
| London Watches UK Ltd | Wholesale & retail | 2017 |
| Londons Tech Limited | Wholesale & retail | 2024 |
| Long Palm LLP | | 2025 |
| Longcroft Management Services Limited | Professional & scientific | 2011 |
| Longevita Healthcare Ltd | Health & social care | 2024 |
| Longhouse Engineering Limited | Construction | 2017 |
| Longwin Products Limited | Wholesale & retail | 2023 |
| Look UP to Appliance Repair Ltd | Other services | 2025 |
| Lorita Limited | Wholesale & retail | 2006 |
| LOS Lobos Premium Limited | Hospitality | 2025 |
| Loto Global Ltd | Real estate | 2025 |
| Lotso Enterprises Limited | Financial services | 2014 |
| Lotus 64 LLP | | 2017 |
| Lotus Blooming Ltd | Professional & scientific | 2018 |
| Lotus DUO Limited | Real estate | 2010 |
| Lotus LEO Limited | Professional & scientific | 2022 |
| Lotus Tuition Services Limited | Administrative & support | 2009 |
| Loufat Fortress Limited | Health & social care | 2018 |
| Lough Forbes M&C Ltd | Professional & scientific | 2023 |
| Louie (AP) Holdings Ltd | Financial services | 2022 |
| Love Art for Schools Ltd | Arts & recreation | 2010 |
| Love of Spice Limited | Hospitality | 2024 |
| Love Rosie Limited | Other services | 2012 |
| LOVE2HOUSE Ltd | Arts & recreation | 2025 |
| Loving Light Limited | Professional & scientific | 2020 |
| LOW Hanging Fruit Ltd | Other services | 2019 |
| LP Consultants London Ltd | Real estate | 2025 |