| Kyber Transport Ltd | Transport & logistics | 2017 |
| L & N Iris Ltd | Hospitality | 2018 |
| L C Building Services Ltd | Construction | 2019 |
| L&M International Ltd | Transport & logistics | 2025 |
| L.F. Hair Limited | Other services | 2005 |
| LA Pantera Negra Ltd | Information & communication | 2021 |
| Lacuna Homes Ltd | Real estate | 2022 |
| LAI Properties 8 Ltd | Real estate | 2018 |
| Land & Ocean Ltd | Wholesale & retail | 2022 |
| Land Appraisal and Development Limited | Professional & scientific | 1999 |
| Landlord Funding Limited | Administrative & support | 2005 |
| Lansdowne Court (Budleigh Salterton) Management Company Limited | Households | 1990 |
| Laser NO Razor Limited | Other services | 2025 |
| Laura Tennant Art Director and Design Firm Ltd | Professional & scientific | 2023 |
| Lauren Pope Limited | Other services | 2012 |
| Lauriston Close Torbay Limited | Extraterritorial | 1995 |
| Lavender Electrical Installations Ltd | Construction | 2011 |
| Law & YOU Consultancy Limited | Other services | 2015 |
| LCA Investments Limited | Financial services | 2022 |
| LCX Limited | Administrative & support | 2006 |
| LDM South West Property Ltd | Real estate | 2026 |
| Leaman Support Solutions Ltd | Professional & scientific | 2022 |
| Ledsmiths Limited | Wholesale & retail | 2016 |
| LEE Hargreaves Agencies Limited | Wholesale & retail | 2018 |
| Leigh Burton Construction Limited | Construction | 2015 |
| Lenks Property Limited | Hospitality | 2019 |
| Lesa Bradshaw International Ltd | Professional & scientific | 2024 |
| Letter Helper Ltd | Wholesale & retail | 2024 |
| Level THIRTY3 Limited | Wholesale & retail | 2024 |
| Lexigenics Ltd | Education | 2021 |
| LH Merchants Ltd | Wholesale & retail | 2023 |
| Li'L Mama's Vegan Kitchen Limited | Hospitality | 2018 |
| Libéma ZOO PG Operations Ltd | Arts & recreation | 2025 |
| Libéma ZOO PG Real Estate Ltd | Real estate | 2025 |
| Liddi Limited | Information & communication | 2021 |
| Life Oils (SW) Ltd | Wholesale & retail | 2023 |
| Lighthouse Carers Ltd | Health & social care | 2025 |
| Link Torbay CIC | Health & social care | 2024 |
| Link UP Torbay Ltd | Other services | 2024 |
| Linsu Limited | Real estate | 2013 |
| Lisburne Crescent Limited | Households | 1993 |
| Lister Langley Limited | Professional & scientific | 2014 |
| Literal Harmony Ltd | Information & communication | 2025 |
| Little Bay Play Ltd | Health & social care | 2025 |
| Little Oldway Ltd | Health & social care | 2017 |
| Little Oldway Topco Ltd | Professional & scientific | 2023 |
| Live & LET Live PUB Ltd | Hospitality | 2025 |
| Living Heat Limited | Wholesale & retail | 2005 |
| Livlen Installations Limited | Construction | 2020 |
| LK Evans Ltd | Other services | 2019 |
| Lkds Group Limited | Manufacturing | 2021 |
| Lloyd Marine Limited | Professional & scientific | 2017 |
| LMH Engineering Services Ltd | Professional & scientific | 2011 |
| Loadsa Ltd | Wholesale & retail | 2025 |
| Local Spark: Torbay Community Supported Enterprise CIC | Administrative & support | 2019 |
| Locomotion Marketing Ltd | Administrative & support | 2017 |
| Long John Software Limited | Manufacturing | 1983 |
| Look 3D Limited | Professional & scientific | 2022 |
| Love Hygiene Ltd | Wholesale & retail | 2016 |
| Love the PUB Event Management Ltd | Hospitality | 2025 |
| Love the PUB Ltd | Hospitality | 2017 |
| Loveliest Homes Ltd | Hospitality | 2019 |
| Lovell & Wilkie Ltd | Construction | 2015 |
| Lowe Brothers Builders Ltd | Construction | 2015 |
| Lowstyle Fabrication Ltd | Manufacturing | 2025 |
| Loyalty Card Limited | Professional & scientific | 2009 |
| LPS (Exeter) Limited | Administrative & support | 1998 |
| Lucerne Portfolio Limited | Real estate | 2024 |
| Lucky Clucks Smallholding C.I.C. | Agriculture & fishing | 2025 |
| Luketom Ltd | Information & communication | 2014 |
| Luna Rosa Ltd | Wholesale & retail | 2023 |
| Lunatek Consultancy Ltd | Information & communication | 2013 |
| Luxe Luna Ltd | Wholesale & retail | 2025 |
| Luxmo Ltd | Wholesale & retail | 2026 |
| Lyncombe Crescent (Torquay) Limited | Households | 1975 |
| Lyncourt Management Company (Paignton) Limited | Hospitality | 2006 |
| Lynlec Installations Limited | Construction | 2004 |
| M & D Crewes Builders Ltd | Construction | 2013 |
| M & J Promotions Limited | Arts & recreation | 2018 |
| M and S UK Solutions Ltd | Construction | 2026 |
| M&M Windows (SW) Ltd | Construction | 2019 |
| M. a. Walker & Associates Limited | Professional & scientific | 2021 |
| M.R Plumbing and Heating Ltd | Construction | 2025 |
| M1 Mart Limited | Hospitality | 2025 |
| M7 Pro Ltd | Construction | 2025 |
| Mabel Court Paignton Management Company Limited | Real estate | 2021 |
| Made Devon CIC | Arts & recreation | 2026 |
| Magnum Talent Ltd | Other services | 2023 |
| Maisoneurope.Com Limited | Information & communication | 2004 |
| Makai Coaching Ltd | Health & social care | 2025 |
| Maker Arts CIC | Education | 2022 |
| Mamma Cars Ltd | Administrative & support | 2025 |
| Manas Injection Moulding Ltd | Manufacturing | 2006 |
| Mansion View Management Company Limited | Households | 2014 |
| Marchstone Limited | Wholesale & retail | 2013 |
| Mardam Leisure Ltd | Arts & recreation | 2023 |
| Marina Management (Torquay) Limited | Households | 2005 |
| Marine Compliance Limited | Professional & scientific | 2025 |
| Marine Court (Preston Sands) Management Company Limited | Households | 2007 |
| Marine Park (Paignton) Management Company Limited | Administrative & support | 2012 |