| Lithgow Saekaphen Limited | Manufacturing | 1949 |
| Little Amsterdam Ltd | Hospitality | 2014 |
| Little Barista Coffee Limited | Hospitality | 2025 |
| Little Bubbly Cleaners Ltd | Administrative & support | 2025 |
| Little Buds Childminding Ltd | Health & social care | 2025 |
| Little Caffeine Corner Ltd | Hospitality | 2026 |
| Little Cherubs Childminding Limited | Health & social care | 2020 |
| Little Dessert Shop (Chorlton) Ltd | Wholesale & retail | 2019 |
| Little GEM PUB Co Limited | Hospitality | 2025 |
| Little Gems Childcare Limited | Education | 2012 |
| Little Grimsby Ltd | Administrative & support | 2021 |
| Little Havana BFD Ltd | Hospitality | 2020 |
| Little Hearts Nursery Ltd | Education | 2012 |
| Little Horton Autos Ltd | Wholesale & retail | 2025 |
| Little Horton DIY & Plumbing Ltd | Wholesale & retail | 2025 |
| Little Horton Investments Limited | Real estate | 2016 |
| Little Horton Nursery Limited | Education | 2016 |
| Little Kelham Utilities Ltd | Energy | 2014 |
| Little Miracles Day Nursery Limited | Extraterritorial | 2013 |
| Little Ones Childminding Ltd | Health & social care | 2021 |
| Little Spanish Baby Boutique Ltd | Wholesale & retail | 2015 |
| Little Star and Little Rose Ltd | Construction | 2020 |
| Little Ummatti Limited | Education | 2018 |
| Little Wellies Limited | Health & social care | 2014 |
| Littlehilal Ltd | Wholesale & retail | 2025 |
| Littlemoor Construction Ltd | Construction | 2019 |
| Little’S Mondo Ltd | Wholesale & retail | 2025 |
| Litwebs Group Limited | Information & communication | 2025 |
| Liutauras Driver Ltd | Transport & logistics | 2017 |
| LIV 1 Limited | Professional & scientific | 2024 |
| LIV 2 Limited | Professional & scientific | 2024 |
| Live Circuit Electrical Ltd | Construction | 2019 |
| Live Electrical 247 Ltd | Construction | 2024 |
| Live Well Services Limited | Health & social care | 2025 |
| Live With Zeeshaan Ltd | Professional & scientific | 2025 |
| Liverpool Pharm Limited | Wholesale & retail | 2016 |
| Livetotype Ltd | Real estate | 2018 |
| Livewell Lets Limited | Real estate | 2026 |
| Living Assets Limited | Real estate | 2005 |
| Living Friends Sheff Ltd | Real estate | 2026 |
| Living Islam Limited | Wholesale & retail | 2026 |
| Liviu Transport Ltd | Transport & logistics | 2024 |
| Liya Bradford Ltd | Wholesale & retail | 2024 |
| LJ Foods Wholesale UK Ltd | Hospitality | 2016 |
| LJ Property Projects Ltd | Real estate | 2025 |
| LJ Quals Ltd | Education | 2024 |
| Lj's Private Events Limited | Health & social care | 2025 |
| LJC Builder Limited | Construction | 2024 |
| LJH Cleaning Services Ltd | Administrative & support | 2023 |
| LJH Holdings Ltd | Households | 2023 |
| LJK Security & Surveillance Ltd | Administrative & support | 2025 |
| LJM Asbestos Limited | Professional & scientific | 2023 |
| LJO Care Limited | Public administration | 2024 |
| LJP PUB Management Ltd | Hospitality | 2022 |
| LKA Electric Plus Ltd | Construction | 2022 |
| LKD Northern Living Limited | Wholesale & retail | 2017 |
| Lkdma Productions Ltd | Information & communication | 2018 |
| LLN Limited | Professional & scientific | 2019 |
| Lloyes Consulting Limited | Information & communication | 2015 |
| LM Brewerton Holdings Limited | Administrative & support | 2024 |
| LM Services Group Limited | Administrative & support | 2026 |
| LMH Driveways Ltd. | Construction | 2020 |
| LNA Tradings Ltd | Wholesale & retail | 2024 |
| LNK Tradings Ltd | Wholesale & retail | 2024 |
| Local Car Doctor Limited | Wholesale & retail | 2022 |
| Local Cars Ltd | Transport & logistics | 2019 |
| Local Home Cleaning Services Ltd | Real estate | 2025 |
| Local Leaflet Promotion Bradford Limited | Other services | 2021 |
| Local Learning Zone Ltd | Education | 2003 |
| Local Retail Shopfittings Limited | Administrative & support | 2023 |
| Local Tourist App Ltd | Information & communication | 2023 |
| Local Windows and Doors Ltd | Wholesale & retail | 2025 |
| Localshape Limited | Real estate | 1986 |
| Locate Homes Limited | Other services | 2017 |
| Locate Properties UK Limited | Real estate | 2004 |
| Loch MOY 22 Limited | Professional & scientific | 2022 |
| Lochgelly Caravans Ltd | Wholesale & retail | 2024 |
| Lock & Key Bradford Ltd | Administrative & support | 2025 |
| Lockside Taverns Limited | Hospitality | 2012 |
| Lockswift Ltd | Manufacturing | 2025 |
| Locum Gems Ltd | Health & social care | 2026 |
| Locum Logicz Limited | Health & social care | 2024 |
| Locum Professionals Ltd | Health & social care | 2025 |
| Locum Valley Limited | Health & social care | 2023 |
| Locumrx Ltd | Health & social care | 2025 |
| Locums 4 Locums Ltd | Health & social care | 2006 |
| Locus Management Ltd | Households | 2026 |
| Lodge Country Inn Limited | Hospitality | 2013 |
| Lodhi Estates Ltd | Real estate | 2024 |
| Logan Property Management Ltd | Real estate | 2025 |
| Logan-And-Darcy- Limited | Hospitality | 2018 |
| Logic Laptops Ltd | Wholesale & retail | 2023 |
| Logic QA Ltd | Administrative & support | 2016 |
| Logiflora Ltd | Wholesale & retail | 2026 |
| Logistic Supply Services Limited | Transport & logistics | 2019 |
| Logistics Logic Limited | Administrative & support | 2013 |
| Logistiq Global Ltd | Transport & logistics | 2025 |
| Logistiq Group Ltd | Transport & logistics | 2021 |
| Logistiques Ltd | Other services | 2019 |
| Logistricxpress Limited | Transport & logistics | 2025 |