| Liaison Care Ltd | Health & social care | 2022 |
| Liam Oliver Aesthetics Practice Ltd | Health & social care | 2021 |
| Libby's of Chesterfield Ltd | Wholesale & retail | 2017 |
| Liberty Bars Doncaster Limited | Hospitality | 2021 |
| Liberty Bars Limited | Hospitality | 2021 |
| Liberty Blinds Limited | Wholesale & retail | 2022 |
| Libra Healthcare Management Ltd | Professional & scientific | 2000 |
| Life Made Easier by Anita Limited | Wholesale & retail | 2025 |
| Life Practice & Education Limited | Health & social care | 2015 |
| Life Two (Bletchley) Management Company Limited | Households | 2013 |
| Lifebodyenergy Limited | Extraterritorial | 2010 |
| Lifehouse Church | Other services | 2016 |
| Lightbulbs.Ai Ltd | Information & communication | 2023 |
| Lighting 123 Limited | Wholesale & retail | 2019 |
| LIL Pals Limited | Information & communication | 2023 |
| LIL Potates Limited | Information & communication | 2023 |
| Lilac Star Ltd | Professional & scientific | 2022 |
| Lillybelles Limited | Hospitality | 2019 |
| Lily Giang Ltd | Other services | 2022 |
| Lilywood Close Management Company Ltd | Households | 2018 |
| Lime Living Limited | Real estate | 2006 |
| Lime Tree Care Ltd | Health & social care | 2016 |
| Lime Tree Park NO.1 Management Company Limited | Real estate | 2018 |
| Lime Tree Park NO.2 Management Company Limited | Real estate | 2018 |
| Limetree Decor Ltd | Wholesale & retail | 2023 |
| Lina Property Ltd | Real estate | 2023 |
| Lincoln Leisure Vehicles Limited | Wholesale & retail | 2014 |
| Lindec (UK) Limited | Professional & scientific | 2001 |
| Lindley Financial Management Limited | Financial services | 2009 |
| Lindyloo Forest Friends Limited | Agriculture & fishing | 2026 |
| LINK2PRINT Limited | Administrative & support | 2007 |
| Linkdene Trading Limited | Other services | 1991 |
| Links: the Chesterfield and North East Derbyshire Council for Voluntary Service and Action Limited | Other services | 2001 |
| Linx LB (Holdings) Limited | Financial services | 2021 |
| Linx LB Trustees Limited | Extraterritorial | 2021 |
| Lion Rental Properties Ltd | Professional & scientific | 2018 |
| Lipscombe Plumbing & Tiling Limited | Construction | 2025 |
| Lipscombe Property Solutions Ltd | Construction | 2026 |
| Liquid Assets Consultancy Ltd | Other services | 2014 |
| Lisa Vaughan Financial Planning Ltd | Professional & scientific | 2019 |
| Lister Plant Sales Limited | Wholesale & retail | 2022 |
| Lite Stone Limited | Wholesale & retail | 2015 |
| Little Acorn Designs Limited | Professional & scientific | 2005 |
| Little Acorns Day Nursery (Chesterfield) Limited | Education | 2003 |
| Little Angels Sensory Play Ltd | Education | 2026 |
| Little Blonde Lawyer Ltd | Professional & scientific | 2021 |
| Little Cotes Farm Limited | Real estate | 2016 |
| Little Farmers Stay & Play Parties & Events Ltd. | Health & social care | 2024 |
| Little H Imaging Ltd | Professional & scientific | 2022 |
| Little Hummingbird Events Ltd | Information & communication | 2019 |
| Little Junction Ltd | Wholesale & retail | 2022 |
| Little Lanka Chesterfield Ltd | Hospitality | 2026 |
| Little Lion Events Ltd | Health & social care | 2022 |
| Little Loving Care Consultants Limited | Professional & scientific | 2024 |
| Little Loving Care Limited | Health & social care | 2021 |
| Little Loving Care Recruitment Limited | Administrative & support | 2024 |
| Little Monsters Nursery Ltd | Education | 2021 |
| Little Penang Food Ltd | Hospitality | 2026 |
| Littlewood Hire Limited | Other services | 1975 |
| Live and Dirty Limited | Administrative & support | 2003 |
| Live Shopping VIP Ltd | Professional & scientific | 2009 |
| Liverpool Skills Academy Limited | Extraterritorial | 2020 |
| Living Audio C.I.C. | Arts & recreation | 2006 |
| Living by Valente Ltd | Households | 2025 |
| LIZ Hetherington Limited | Information & communication | 2015 |
| LJH Plumbing & Heating Ltd | Construction | 2022 |
| LK Engineering UK Group Ltd | Professional & scientific | 2025 |
| LK Group Holdings Limited | Financial services | 2025 |
| LK Lettings & Events Ltd | Hospitality | 2025 |
| LK Training & Development Ltd | Education | 2025 |
| LKA Properties Ltd | Real estate | 2022 |
| LKH Holdings Limited | Financial services | 2021 |
| LL Promotions and Events Ltd | Administrative & support | 2020 |
| LL Property Ventures Ltd | Real estate | 2025 |
| LL Services Limited | Construction | 2005 |
| Llamabyte Limited | Wholesale & retail | 2025 |
| Llla Ltd | Wholesale & retail | 2026 |
| Llsh Groups Ltd | Hospitality | 2025 |
| LM Select Limited | Wholesale & retail | 2017 |
| LMC Limited | Real estate | 2005 |
| LMD Vacuum Excavation Group Limited | Construction | 2023 |
| LMD Vacuum Excavation Limited | Construction | 2015 |
| Loac Limited | Professional & scientific | 1991 |
| Loadshead Services Limited | Construction | 1998 |
| Loaf Financial Planning Ltd | Extraterritorial | 2018 |
| Local Appliance Rentals (Chesterfield) Limited | Administrative & support | 2016 |
| Lock Hill Engineering Limited | Construction | 2018 |
| Lockoford Limited | Hospitality | 2024 |
| Lockwell Hill OFF Road Karting Limited | Arts & recreation | 2014 |
| Locuma Ltd | Wholesale & retail | 2022 |
| Lodge Farm Glamping Ltd | Hospitality | 2025 |
| Logan House Estate Limited | Agriculture & fishing | 2024 |
| Logixa Limited | Information & communication | 2011 |
| Logo PL Ltd | Transport & logistics | 2021 |
| Lomas and Mitchell Architects Limited | Professional & scientific | 2008 |
| Londinium AI Advisory Ltd | Professional & scientific | 2025 |
| London Broadfield Limited | Construction | 2022 |
| London Cars Ltd | Transport & logistics | 2018 |
| London Store.Uk (PVT) Ltd | Wholesale & retail | 2019 |
| Long Dog Lettings and Sales Limited | Real estate | 2026 |