| K7D7 Ltd | Wholesale & retail | 2021 |
| Kali Solutions Ltd | Professional & scientific | 2015 |
| Kasuproperties Ltd | Administrative & support | 2025 |
| KDA Studio Ltd | Other services | 2023 |
| KEAN2ENGAGE Coaching Limited | Professional & scientific | 2016 |
| KES Removals Ltd | Transport & logistics | 2024 |
| Keyloops Direct Limited | Manufacturing | 2014 |
| KFB Sales & Marketing Ltd. | Professional & scientific | 2006 |
| Khiranwali Properties Ltd | Real estate | 2021 |
| Kilbarchan Chiropody and Therapies Limited | Health & social care | 2017 |
| Kilbarchan Drinks Company Ltd | Extraterritorial | 2021 |
| Kilbarchan Improvement Projects | Arts & recreation | 2001 |
| Kilbarchan Maintenance Services Limited | Construction | 2003 |
| Kilbarchan Vehicles Limited | Wholesale & retail | 2018 |
| Kilpeter Engineering Ltd | Professional & scientific | 2022 |
| Kitchens by CRW Ltd | Construction | 2017 |
| Kjbk Limited | Hospitality | 2025 |
| Knox Automotive Ltd | Professional & scientific | 2024 |
| KRS Plumbing Heating and Bathrooms Limited | Construction | 2025 |
| KSS Stores Ltd | Wholesale & retail | 2022 |
| L&R Property Lettings Ltd | Extraterritorial | 2025 |
| L.S.C. Fleet Maintenance Ltd | Wholesale & retail | 2022 |
| Lanarkshire DAB Ltd | Information & communication | 2024 |
| Land-Sea (Maintenance) Limited | Administrative & support | 2005 |
| Land-Sea Maintenance (Glasgow) Ltd | Administrative & support | 2023 |
| LE Bella Co Limited | Construction | 2018 |
| Leaf Accounting Ltd | Professional & scientific | 2020 |
| Legendary Distillers Ltd | Manufacturing | 2017 |
| Legman Limited | Wholesale & retail | 2025 |
| Lekkerbek. Ltd | Transport & logistics | 2026 |
| LH Property Ltd | Real estate | 2025 |
| Lilac Lets and Sales Ltd | Real estate | 2024 |
| Lilac Lets Ltd | Real estate | 2018 |
| Lime Commercial Lettings Limited | Real estate | 2025 |
| Lime Commercial Ltd | Administrative & support | 2016 |
| Linell Holdings Ltd | Financial services | 2025 |
| Linell International Forged Alloys Ltd | Manufacturing | 2012 |
| Linell Precision Engineering Limited | Manufacturing | 2001 |
| Linell Renewables Limited | Energy | 2014 |
| Little Darlings Clothing Limited | Wholesale & retail | 2023 |
| Living Water Technologies Ltd | Professional & scientific | 2014 |
| LJA Joinery Ltd | Manufacturing | 2023 |
| LJG Media Limited | Information & communication | 2024 |
| LJH Management Consultants Ltd | Professional & scientific | 2021 |
| LM Autos Limited | Wholesale & retail | 2024 |
| LMR Admin Limited | Administrative & support | 2014 |
| Loch&Stitch Upholstery Ltd | Other services | 2025 |
| Lochhead Garden Services Ltd. | Agriculture & fishing | 2003 |
| Logan Shopfitting Ltd. | Manufacturing | 2009 |
| Logiccore Technologies Ltd | Information & communication | 2026 |
| Lorraine Morton & Co Funeral Directors Limited | Other services | 2024 |
| Love Dog Daycare Limited | Other services | 2021 |
| Love Dog Grooming Limited | Wholesale & retail | 2015 |
| LPE Limited | Construction | 1998 |
| Lunar Properties Limited | Real estate | 2019 |
| LUX Nails & Spa 67 Ltd | Other services | 2024 |
| MAC Group Services Ltd | Administrative & support | 2026 |
| Madras Group Ltd | Hospitality | 2025 |
| Make Piece Ltd | Hospitality | 2025 |
| Manorview Holdings Limited | Financial services | 2025 |
| Manorview Hotels Limited | Hospitality | 2004 |
| Marioivo Services Ltd | Construction | 2020 |
| Marshall & SON Electrical Services Limited | Construction | 2022 |
| Marshall’S Interiors Johnstone Ltd | Wholesale & retail | 2024 |
| Martini Business Limited | Information & communication | 2010 |
| Mathan Beag Limited | Real estate | 2026 |
| Maverick Property Development Ltd | Other services | 2021 |
| MAX Lucy Properties Ltd | Real estate | 2020 |
| Maxeon Ltd | Professional & scientific | 2026 |
| Mcdonald Decor Ltd | Construction | 2019 |
| Mcgaw Electrical Management Services Ltd | Construction | 2026 |
| Mcguire Media Ltd | Information & communication | 2025 |
| Mckay Care Limited | Health & social care | 2021 |
| MCM Finance Limited | Professional & scientific | 2020 |
| Mcmillan Contracts Ltd | Construction | 2019 |
| Mcrae Dean Homes Limited | Construction | 2001 |
| Mcrostie of Glasgow Limited | Manufacturing | 1986 |
| Medical & Wellness Ltd | Health & social care | 2024 |
| Meffan & Cowan Enterprises Ltd | Hospitality | 2018 |
| Megarity Developments Limited | Construction | 2001 |
| Megatek Services Limited | Manufacturing | 2016 |
| Menuchah Group Limited | Financial services | 2026 |
| Menuchah Investments Limited | Real estate | 2026 |
| Menuchah Limited | Professional & scientific | 2026 |
| Menuchah Stays Limited | Real estate | 2026 |
| Metrox Ltd | Wholesale & retail | 2026 |
| Mf-Hr Solutions Limited | Extraterritorial | 2012 |
| Mfrs Rigging Ltd | Professional & scientific | 2020 |
| MGF Group Ltd | Hospitality | 2026 |
| Michimich Ltd. | Administrative & support | 2007 |
| Mimi Education & Research Ltd | Professional & scientific | 2019 |
| Minod Limited | Real estate | 2018 |
| Miran Industrial Rope Access Limited | Administrative & support | 2013 |
| Mjcfac Scotland Limited | Financial services | 2018 |
| Mjfc Marketing Ltd | Professional & scientific | 2024 |
| MJL Property Solutions Ltd | Real estate | 2025 |
| MM Tax Consultancy Ltd | Professional & scientific | 2020 |
| MMC Window Cleaning Services Ltd | Administrative & support | 2016 |
| Modular Environment Limited | Construction | 1982 |
| Moira Nisbet Ltd | Education | 2024 |