| Leantwins Consulting Ltd | Professional & scientific | 2025 |
| Leaping Leopard Studios Ltd | Other services | 2025 |
| Leapwave Ltd | Information & communication | 2019 |
| Lear Food and Beverage Ltd | Hospitality | 2018 |
| LEARN2SA Ltd | Education | 2024 |
| Learndeal UK PVT Ltd | Hospitality | 2025 |
| Learnfield Ltd | Public administration | 2018 |
| Learning and Employment UK Limited | Administrative & support | 2021 |
| Learning Central (UK) Limited | Education | 2012 |
| Learning Champions Exam Services Limited | Administrative & support | 2025 |
| Learning Champions Tutoring Limited | Education | 2024 |
| Learning for Futures Ltd | Education | 2006 |
| Learning in Time Ltd | Education | 2023 |
| Learning Support Academy Limited | Education | 2025 |
| Learning Without Limits Academy Trust | Education | 2016 |
| Leas Close Amenities Ltd | Real estate | 2025 |
| Leasing Made Simple (Midlands) Limited | Administrative & support | 2024 |
| Leather Conservation Centre(The) | Professional & scientific | 1978 |
| Leathershire Ltd | Wholesale & retail | 2021 |
| Leave a Legacy Ltd | Other services | 2012 |
| Leawood Builders (Leicester) Limited | Construction | 2013 |
| Leban Ticketing Ltd | Other services | 2024 |
| LED Global Ltd | Wholesale & retail | 2012 |
| LED the Company Ltd | Extraterritorial | 2012 |
| Ledburn Skilled Ltd | Professional & scientific | 2016 |
| Ledger Line Limited | Professional & scientific | 1992 |
| Ledgerscope Limited | Information & communication | 2010 |
| Ledgerscope Services Limited | Information & communication | 2017 |
| Ledior Limited | Extraterritorial | 2008 |
| Ledwell Plastics Limited | Manufacturing | 1968 |
| Ledwith Co Limited | Real estate | 2024 |
| LEE Barnes Residential Ltd | Households | 2020 |
| LEE Cobby Limited | Administrative & support | 2014 |
| LEE Geary Limited | Construction | 2003 |
| LEE Gregory & SON Limited | Construction | 2020 |
| LEE Group Logistics Ltd | Transport & logistics | 2025 |
| LEE Mount Consultancy Services Ltd | Professional & scientific | 2025 |
| LEE Robinson Motor Services (Sileby) Ltd | Wholesale & retail | 2023 |
| LEE Robinson Motor Services Ltd | Wholesale & retail | 2014 |
| LEE Trading Ltd | Wholesale & retail | 2019 |
| LEE White Flooring Limited | Construction | 2005 |
| Lee-Yong Engineering Solutions Limited | Administrative & support | 2013 |
| Leeam Ltd | Wholesale & retail | 2024 |
| Leebotwood Ltd | Transport & logistics | 2015 |
| Leeds Road 383 Lease Ltd | Real estate | 2021 |
| Leehouse Food Ltd | Hospitality | 2025 |
| Leela Online Limited | Wholesale & retail | 2021 |
| Leema Technologies Limited | Administrative & support | 2007 |
| Leena's Enterprises Limited | Wholesale & retail | 2023 |
| Leeninya Ltd | Health & social care | 2022 |
| Lees Process Solutions Ltd | Professional & scientific | 2025 |
| Leeware Ltd | Information & communication | 2023 |
| LEF Technology Limited | Extraterritorial | 2008 |
| Lefley Properties Ltd | Real estate | 2024 |
| Left Field Properties Ltd | Real estate | 2018 |
| Lefu UK Limited | Hospitality | 2024 |
| Legacy Consults Ltd | Health & social care | 2023 |
| Legacy Estate Limited | Real estate | 2018 |
| Legacy Estate Planning Limited | Extraterritorial | 2013 |
| Legacy Executor Services Limited | Professional & scientific | 2013 |
| Legacy Financial Planning Limited | Financial services | 2013 |
| Legacy Holdings (Leic) Ltd | Real estate | 2018 |
| Legacy Home Protect Limited | Financial services | 2013 |
| Legacy Money Solutions Limited | Financial services | 2014 |
| Legacy Performance Ltd | Professional & scientific | 2023 |
| Legacy Probate Services Limited | Extraterritorial | 2017 |
| Legacy Properties & Developments Ltd | Real estate | 2021 |
| Legacy Trust Corporation Limited | Extraterritorial | 2013 |
| Legacy United Ltd | Wholesale & retail | 2025 |
| Legacy Venture Group Ltd | Real estate | 2026 |
| Legacy Wills & Estate Planning Limited | Professional & scientific | 2013 |
| Legal Assist Leicester Ltd | Professional & scientific | 2022 |
| Legal Estate Solutions Ltd | Real estate | 2025 |
| Legal Finance Solution & Estates Ltd | Real estate | 2021 |
| Legal Security Limited | Administrative & support | 2013 |
| Legal Solutions Ltd | Professional & scientific | 2023 |
| Legalease HR Limited | Information & communication | 2024 |
| Legend Real Estate Ltd | Real estate | 2018 |
| Legends of England Limited | Wholesale & retail | 1995 |
| Legends UK Limited | Arts & recreation | 2007 |
| Lehal Investments Ltd | Real estate | 2021 |
| Lehal Limited | Real estate | 2011 |
| Lehorizon Ltd | Wholesale & retail | 2017 |
| Leia's PUB Company Limited | Hospitality | 2025 |
| Leicestech Ltd | Wholesale & retail | 2025 |
| Leicester & Proud Limited | Manufacturing | 2015 |
| Leicester Academy Ltd | Information & communication | 2018 |
| Leicester Accident Repair Solutions Ltd | Wholesale & retail | 2026 |
| Leicester Active CIC | Education | 2022 |
| Leicester Afghan Bakers Ltd | Wholesale & retail | 2026 |
| Leicester Afghan Bakery Ltd | Wholesale & retail | 2023 |
| Leicester Afro Caribbean Limited | Hospitality | 2021 |
| Leicester Aggregates Limited | Wholesale & retail | 2011 |
| Leicester Air BNB Ltd | Real estate | 2022 |
| Leicester Air Conditioning Services Ltd | Manufacturing | 2020 |
| Leicester Alpine Builders Ltd | Construction | 2021 |
| Leicester and Leicestershire Enterprise Partnership Limited | Administrative & support | 2019 |
| Leicester Animal AID Limited | Wholesale & retail | 2009 |
| Leicester Architectural Designs Ltd | Professional & scientific | 2018 |
| Leicester Arts Centre Limited | Arts & recreation | 1988 |