| J - FAB Project Services Ltd | Other services | 2023 |
| J Coull Bricklaying and Roughcasting Limited | Construction | 2016 |
| J G Morrison Engineering Ltd | Construction | 2015 |
| J&M Patterson (Scot) Ltd | Wholesale & retail | 2024 |
| JMM Energy Services Limited | Construction | 2025 |
| JOE Lyon Projects Ltd | Administrative & support | 2025 |
| K & S Executive Travel Ltd | Administrative & support | 2017 |
| K and J Landscaping Services Ltd | Construction | 2025 |
| KARTAL46 Ltd | Real estate | 2026 |
| Kieran J Auld Drums Ltd | Education | 2022 |
| Kitchen Finesse (Highland) Limited | Wholesale & retail | 2007 |
| KMI Highland Ltd | Construction | 2023 |
| Leco Marine UK Limited | Administrative & support | 1990 |
| Lewis G Survey Ltd | Construction | 2025 |
| Liammcm Ltd | Construction | 2025 |
| Lifting IT Ltd | Professional & scientific | 2023 |
| LM Plumbing and Heating Services Ltd | Construction | 2026 |
| LON Ltd | Construction | 2017 |
| M Sutherland Contracting Ltd. | Agriculture & fishing | 2024 |
| M.D. Mackay Survey Services Ltd | Construction | 2017 |
| MA Ventures Limited | Construction | 2011 |
| Macdonald Access Ltd | Construction | 2026 |
| Mackay Electrical Services Ltd | Mining & quarrying | 2011 |
| Mackenzie Access Ltd | Construction | 2025 |
| Mackenzie Contracting Ltd. | Administrative & support | 2006 |
| Macpherson Properties Ltd | Real estate | 2022 |
| Made by Monroe Ltd | Health & social care | 2024 |
| Mairi Urquhart & SON Funeral Group Ltd | Other services | 2008 |
| Mcchristie Sheet Metal Work Limited | Manufacturing | 2014 |
| Mcdougall Plant Limited | Administrative & support | 2016 |
| Melvaig MAC Limited | Manufacturing | 2025 |
| Melville-Knox Highland | Education | 2023 |
| Metrix Group Ltd | Professional & scientific | 2023 |
| Mgsm Lifting Services Ltd | Transport & logistics | 2026 |
| Mkrropeaccess Limited | Construction | 2025 |
| Molten Metal Manipulators Ltd | Manufacturing | 2021 |
| Munro (Highland) Limited | Transport & logistics | 1976 |
| Munro Priesthill Ltd | Agriculture & fishing | 1978 |
| Munros Holdings (Scotland) Ltd. | Administrative & support | 2011 |
| Nails by Hals Limited | Other services | 2022 |
| Nazar Pizza & Kebab Ltd | Hospitality | 2022 |
| Ness Podiatry Limited | Health & social care | 2024 |
| Newfield Communications Ltd | Information & communication | 2018 |
| Nicolson Accountancy Services Ltd | Professional & scientific | 2021 |
| NJS Contracting Ltd | Real estate | 2024 |
| North Coast Workboats Ltd | Agriculture & fishing | 2021 |
| Northern Breakdown Recovery Ltd | Professional & scientific | 2011 |
| ORE Property Ltd | Real estate | 2023 |
| Oscar & Ralph Ltd | Wholesale & retail | 2020 |
| PAT Munro (Alness) Limited | Mining & quarrying | 1958 |
| PAT Munro Construction Limited | Construction | 2021 |
| PAT Munro Homes Limited | Construction | 2021 |
| PAT Munro Quarry Products Limited | Mining & quarrying | 2021 |
| PAT Munro Waste Services Limited | Water & waste | 2021 |
| Picante Food Limited | Hospitality | 2012 |
| Piseach Limited | Wholesale & retail | 2017 |
| Priesthill Holdings Limited | Agriculture & fishing | 2023 |
| Prosumer Engineering Services Limited | Professional & scientific | 2023 |
| Purna Access Ltd | Construction | 2018 |
| QR Media Group Ltd | Arts & recreation | 2025 |
| R LOW Plumbing and Heating Services Ltd | Construction | 2019 |
| Raja Tandoori (Alness) Ltd | Hospitality | 2018 |
| Reformata | Other services | 2023 |
| RG Roughcasting Ltd | Construction | 2026 |
| Rhanich Coffee Ltd | Manufacturing | 2026 |
| Robert Chachulski Ltd | Transport & logistics | 2022 |
| ROD Munro Limited | Construction | 2018 |
| Ross & Cromarty Citizens Advice Bureau | Other services | 1997 |
| Ross Marine Services Ltd | Other services | 2024 |
| Rt-Welding Services Ltd | Construction | 2025 |
| RTB Rigging & Lifting Limited | Construction | 2019 |
| Rust Monkeys Ltd | Construction | 2025 |
| RWP Lets Ltd | Real estate | 2026 |
| S Horsburgh Engineering Ltd | Manufacturing | 2014 |
| S Hull Joinery Ltd | Construction | 2016 |
| Saltire Highland Farms Limited | Agriculture & fishing | 2023 |
| Saltire Highland Ltd | Agriculture & fishing | 2023 |
| Sandblast Imaging Films Ltd | Wholesale & retail | 2024 |
| Sandman Welding Services Limited | Manufacturing | 2025 |
| Sash Highland Ltd | Transport & logistics | 2025 |
| SCM Studio Fitness Ltd | Arts & recreation | 2021 |
| Scot Live Shellfish Ltd | Wholesale & retail | 2014 |
| Scott C Services Ltd | Manufacturing | 2024 |
| Scott Mcmath Stonemason Ltd | Construction | 2022 |
| SET Distributions Ltd | Wholesale & retail | 2026 |
| Shaw Scaffolding Services Limited | Construction | 2020 |
| Sky Food Alness Limited | Wholesale & retail | 2025 |
| Strathy Engineering Ltd | Extraterritorial | 2021 |
| Street Scran Ltd | Hospitality | 2026 |
| Sumitomo Electric U.K. Power Cables Ltd. | Manufacturing | 2023 |
| Sweets + Treats Ltd | Wholesale & retail | 2021 |
| Tain Rifle and Pistol Club | Arts & recreation | 2019 |
| Taste Alness Ltd | Hospitality | 2026 |
| Teaninich Holdings Limited | Agriculture & fishing | 2023 |
| THE Haunt (Gairloch) Limited | Information & communication | 2020 |
| THE Waters of Ardross Ltd | Manufacturing | 2021 |
| Thompson Inspection Limited | Manufacturing | 2019 |
| TRB Alexandria Lane Limited | Real estate | 2021 |
| V44AMK Ltd | Hospitality | 2024 |
| Virtual Learning Academy Limited | Professional & scientific | 2013 |