| Kinnererach Farmers | | 1990 |
| L & EJ Associates Limited | Hospitality | 2020 |
| Lakeland Ardkinglas | | 2000 |
| Legacy Property Developments (Killean) Limited | Real estate | 2023 |
| Leisure Education | Education | 1984 |
| Living Pattern Community | Other services | 2009 |
| Livingstone & Mceachran Limited | Construction | 2006 |
| LMS Auto Services Ltd | Wholesale & retail | 2023 |
| Loch Fyne Oysters Limited | Agriculture & fishing | 1978 |
| Loch Shiel Hotel (Acharacle) Limited | Hospitality | 2013 |
| Lochgoilhead Stores Limited | Extraterritorial | 1978 |
| Lochindaal Distillery Limited | Manufacturing | 2006 |
| M J Mactageart - Coullabus Farm 1985 Partnership | | 1986 |
| Maccallum (Motor Engineers) Limited | Wholesale & retail | 2003 |
| Macleod (Riverside) Limited | Wholesale & retail | 1996 |
| Macleod Construction Limited | Mining & quarrying | 1996 |
| Macqueen Self Storage Limited | Transport & logistics | 2005 |
| Mary's Meals | Administrative & support | 2004 |
| MCA (Archway) Ltd. | Wholesale & retail | 1999 |
| Mcnab Snowboarding Limited | Education | 2005 |
| Michael Macgregor Photography Limited | Agriculture & fishing | 2004 |
| Mike Mackenzie Ltd | Extraterritorial | 2016 |
| Mitchell's Glengyle Limited | Manufacturing | 2000 |
| MJ Mactaggart-Coullabus Farm 1983 Partnership | | 1986 |
| Monarch Deer Farm (Inverary) | | 1986 |
| Monkeypuzzle Pictures Limited | Extraterritorial | 2001 |
| Neil Paterson Limited | Transport & logistics | 1972 |
| Nigel L Boase and Co | | 1994 |
| North Argyll Carers Centre Limited | Health & social care | 2009 |
| North West Mull Community Woodland Company Limited | Agriculture & fishing | 2005 |
| Oban & District Buses Limited | Transport & logistics | 1985 |
| Old Kitchen Garden Partnership | | 1994 |
| Ormsary Farmers | | 1995 |
| Otter Ferry Land and Sea Limited | Agriculture & fishing | 1977 |
| Otter Ferry Seafish Limited | Agriculture & fishing | 1992 |
| OUR Power (Cairndow) Community Interest Company | Agriculture & fishing | 2007 |
| PC Fishing Limited | Agriculture & fishing | 2025 |
| Peat-Im Limited | Hospitality | 2002 |
| Perseverance Trustees Limited | Extraterritorial | 2023 |
| PFP Partnership Limited | | 2005 |
| Phoenix Motors (Campbeltown) Limited | Wholesale & retail | 2003 |
| Port BAN Holiday Park Limited | Hospitality | 1999 |
| Project Trust | Other services | 1996 |
| Quarry Road Limited | Real estate | 2004 |
| Renewable Fish & Chips Limited | Administrative & support | 2007 |
| Rockside Farms | | 1986 |
| Rspb Oronsay | | 1996 |
| Shiel Buses Limited | Transport & logistics | 1999 |
| Simply Organic UK Limited | | 2006 |
| Simpson Tanker Services Ltd | Transport & logistics | 2025 |
| Skies Turning Blue Limited | Wholesale & retail | 2021 |
| ST. Columba Hotel Limited | Hospitality | 2004 |
| Steven Gibson Limited | Construction | 1963 |
| Stewart Shaw Holdings Limited | Professional & scientific | 1982 |
| Stewart Shaw Limited | Construction | 1980 |
| Stewarts Garage (Dunoon) Ltd. | Wholesale & retail | 2003 |
| Stratha Ltd | Information & communication | 2024 |
| Strathclyde Scaffolding Services Limited | Construction | 1989 |
| Stuart Livingstone Joinery Limited | Construction | 2007 |
| Sunart Sea Farm Limited | Agriculture & fishing | 2000 |
| Sunbeam Aquaculture Limited | Agriculture & fishing | 2003 |
| Sunderland Farms | | 1985 |
| Sunstone Digital Limited | Professional & scientific | 2013 |
| Tarbert Bowling Club Ltd | Arts & recreation | 2023 |
| Tartan Airways Ltd | Extraterritorial | 2019 |
| Tartan Caterers Limited | Extraterritorial | 2015 |
| Tartan Springwater Limited | Professional & scientific | 2022 |
| Tartan Tours (Oban) Limited | Administrative & support | 2014 |
| Taste of Kintyre Limited | Extraterritorial | 2005 |
| Tents and Events (Scotland) Limited | Wholesale & retail | 1969 |
| THE Ardchoric Farming Partnership | | 2001 |
| THE Ardnamurchan Trust | Arts & recreation | 2000 |
| THE Argyll Fisheries Trust | Agriculture & fishing | 2006 |
| THE Barrahormaid Farming Partnership | | 2001 |
| THE Firm of Brian Walker | | 2001 |
| THE Glencoe Trust Limited | Education | 2002 |
| THE Horne-Barguillean Partnership | | 1994 |
| THE Largiebaan Partnership | | 1994 |
| THE Lonan Partnership | | 2000 |
| THE Meall Property Company Ltd. | Real estate | 1956 |
| THE Oban Youth Cafe Project Limited | Other services | 2002 |
| THE Original Green Shed Limited | Extraterritorial | 2014 |
| THE Tartan Hotel Limited | Extraterritorial | 2014 |
| THE Waterfront Company (Oban) Limited | Hospitality | 2006 |
| Thomson Plastering Company Ltd | Construction | 2024 |
| Tiree Community Business Limited | Administrative & support | 1995 |
| TK Access Limited | Hospitality | 2007 |
| Tony Kersley Property Maintenance and Development Services Limited | Administrative & support | 2003 |
| Tree of Life Farmers | | 1996 |
| UK Industry Analysis Limited | Extraterritorial | 2004 |
| UK Industry Reports Limited | Extraterritorial | 2004 |
| Walker Home & Garden Centre Limited | Wholesale & retail | 1991 |
| Wemyss Forestry Developments Limited | Agriculture & fishing | 1997 |
| West Coast Salmon A/S | | 1986 |
| Westburn Publishers Limited | Information & communication | 1982 |
| Western Ferries (Clyde) Limited | Transport & logistics | 1985 |
| Wilwall (Properties) Limited | Real estate | 1963 |
| Www.Organicwhisky.Com Limited | Manufacturing | 2004 |
| Wyvex Media Limited | Information & communication | 1983 |