| Londinium Property Group Limited | Financial services | 2018 |
| London Airport Runners Ltd. | Transport & logistics | 2012 |
| London ALL Airport Cars Ltd | Other services | 2012 |
| London Angela Fantine Musical Cultural Creations Ltd. | Education | 2024 |
| London Auto Hub Ltd | Wholesale & retail | 2026 |
| London Bathrooms Ltd | Construction | 2016 |
| London Brick Solutions Ltd | Manufacturing | 2025 |
| London Building Certificate Ltd | Construction | 2022 |
| London Building Supplies Ltd | Wholesale & retail | 2023 |
| London Business Associates Limited | Professional & scientific | 2018 |
| London Business Investment Ltd | Construction | 2017 |
| London Business Scope Ltd | Information & communication | 2025 |
| London Carpet Store Limited | Wholesale & retail | 2016 |
| London Children's Literature Festival CIC | Arts & recreation | 2014 |
| London Construction Direct Ltd | Real estate | 2024 |
| London Core Review Ltd | Education | 2011 |
| London Creations Design & Build Ltd | Construction | 2023 |
| London Curtain & Design Ltd | Other services | 2019 |
| London Dental Spa Ltd | Health & social care | 2014 |
| London Desi Kitchen Ltd | Hospitality | 2025 |
| London Design and Developments Ltd | Construction | 2023 |
| London Direct Services Ltd | Construction | 2023 |
| London Doner Ltd | Hospitality | 2020 |
| London EAR LAB Limited | Manufacturing | 2016 |
| London Electrical Services 247 Ltd | Construction | 2021 |
| London Escorts Ltd | Other services | 2026 |
| London Fitted Wardrobes Ltd | Construction | 2025 |
| London Football Association Limited | Arts & recreation | 2000 |
| London Fresh Market Ltd | Wholesale & retail | 2021 |
| London GAS Maintenance Ltd | Construction | 2010 |
| London Gift Novelty Limited | Wholesale & retail | 2014 |
| London Heart Partnership LLP | | 2023 |
| London House Collection Ltd | Real estate | 2025 |
| London Kitchen & Bathroom Ltd | Construction | 2025 |
| London Ladies Personal Training & Fitness Ltd | Arts & recreation | 2020 |
| London Lavish Estates Ltd | Construction | 2024 |
| London Leisure Securities PLC | | 1989 |
| London Linen Hire Limited | Other services | 2024 |
| London Liquor Store Ltd | Wholesale & retail | 2025 |
| London Luxury Foods LLP | | 2005 |
| London Luxury Products Ltd | Wholesale & retail | 2020 |
| London Lyric Opera Ltd | Extraterritorial | 2008 |
| London Marble Stone (UK) Ltd | Construction | 2023 |
| London Marble Stone Pro Ltd | Construction | 2026 |
| London Master Services Ltd | Transport & logistics | 2015 |
| London Mercantile Asset Management Limited | Financial services | 2013 |
| London Motorcycle Centre Limited | Wholesale & retail | 2020 |
| London Motorcycle Specialists Ltd | Wholesale & retail | 2025 |
| London Multi Skills Limited | Wholesale & retail | 2015 |
| London Number Plates Ltd | Wholesale & retail | 2025 |
| London Point Services Ltd | Other services | 2019 |
| London Prestige Car Rentals Ltd | Wholesale & retail | 2025 |
| London Private Hire Ltd | Administrative & support | 2016 |
| London Probate Lawyers Ltd | Professional & scientific | 2025 |
| London Property Buying Agent Ltd | Households | 2019 |
| London Property Care Services Limited | Financial services | 2018 |
| London Property Development Ltd | Construction | 2022 |
| London Pubco Limited | Hospitality | 2025 |
| London School of Business & Commerce Limited | Education | 2010 |
| London Security (Wembley) Ltd | Administrative & support | 2017 |
| London Sound and Light Ltd | Administrative & support | 2018 |
| London Stadium Cafe Ltd | Hospitality | 2025 |
| London Sterling Engineering Ltd | Construction | 2017 |
| London Timber Supplies Ltd | Wholesale & retail | 2025 |
| London Unique Chauffeur Ltd | Administrative & support | 2016 |
| London Vape Stores Ltd | Wholesale & retail | 2020 |
| London Visas and Immigration Services Ltd | Professional & scientific | 2022 |
| Londonbbqhouse Limited | Hospitality | 2025 |
| Londongp Medicare Ltd | Public administration | 2020 |
| Londonwide Chauffeurs Ltd | Transport & logistics | 2016 |
| Longshanks Lifting Ltd | Construction | 2019 |
| Looplux.Co Ltd | Wholesale & retail | 2025 |
| Lopwrld Limited | Wholesale & retail | 2025 |
| LOR Rein Ltd | Manufacturing | 2024 |
| Lord Property Management Ltd | Real estate | 2022 |
| Lorenzo Global KID Ltd | Information & communication | 2024 |
| Lorosae Ltd | Financial services | 2024 |
| Lorus Holdings Ltd | Financial services | 2022 |
| Lorus Investments Ltd | Real estate | 2019 |
| Lorus Projects Limited | Construction | 2012 |
| LOS Bandoleros Ltd | Extraterritorial | 2026 |
| Lotadale Builders Limited | | 1975 |
| Lotas Building Contractors Limited | Construction | 2003 |
| Lotas Property Ltd | Real estate | 2020 |
| Lotus Aesthetics Therapy Ltd | Other services | 2025 |
| Lotus Black Tea Ltd | Hospitality | 2024 |
| Lotus Convenience Stores Ltd | Wholesale & retail | 2019 |
| Lotus Drycleaners Limited | Administrative & support | 2007 |
| Lotus Feet Enterprises UK Ltd | Wholesale & retail | 2020 |
| Lotus Financial Consultants Limited | Financial services | 2006 |
| Lotus Health & Community CIC | Health & social care | 2025 |
| Lotus London Property Ltd | Real estate | 2024 |
| Lotus Property Maintenance Ltd | Households | 2025 |
| LOTUS18 UK Ltd | Information & communication | 2020 |
| Lotuswater Limited | Professional & scientific | 2019 |
| Loudsight Ltd | Real estate | 2014 |
| Lovant Ltd | Health & social care | 2022 |
| Love Building Construction Ltd | Construction | 2020 |
| Love High Speed Limited | Information & communication | 2009 |
| Love Homes Limited | Real estate | 2018 |