| Neil Mcarthur Electrical Limited | Construction | 2011 |
| Nelson Family Jewellers Limited | Wholesale & retail | 2017 |
| NEO Leisure Limited | Arts & recreation | 2023 |
| Neon (Shawlands) Ltd | Other services | 2015 |
| Neroscot Foodie Ltd | Hospitality | 2026 |
| Neroscot Ltd | Hospitality | 2026 |
| Nethan Access Limited | Construction | 2013 |
| Netherland Ltd | Wholesale & retail | 2025 |
| Netherwood Limited | Professional & scientific | 2007 |
| Nevis Project Management Limited | Professional & scientific | 2017 |
| New AGE Fitness Ltd | Arts & recreation | 2014 |
| New AGE Personal Training Ltd. | Other services | 2004 |
| New Brooklyn Hair Ltd | Other services | 2017 |
| New Image Valeting Services Ltd | Wholesale & retail | 2020 |
| New Line Scotland Limited | Construction | 2025 |
| New Mind Medical Ltd | Professional & scientific | 2014 |
| New YEE Hong Limited | Hospitality | 2023 |
| Newhouse Battery Storage Limited | Construction | 2020 |
| Newhouse Energy Storage Limited | Professional & scientific | 2018 |
| Newire Electrical Services Limited | Construction | 2021 |
| News and Booze (Scotland) Limited | Wholesale & retail | 2015 |
| Newton Industries Ltd | Professional & scientific | 2011 |
| Nexa Prime Brands Ltd | Hospitality | 2026 |
| Nexi Media Ltd | Arts & recreation | 2022 |
| Nexo Talent Ltd | Administrative & support | 2026 |
| Nexova Retail Ltd | Wholesale & retail | 2026 |
| Next Generation Training Limited | Professional & scientific | 2016 |
| Next Step Edinburgh Limited | Wholesale & retail | 2021 |
| NH Private Care Ltd | Health & social care | 2021 |
| Niche Optical Tailor Limited | Health & social care | 2000 |
| Nicol S M Limited | Wholesale & retail | 2025 |
| Nidhi Properties Ltd | Real estate | 2018 |
| NIK Hamilton Limited | Hospitality | 2014 |
| Nikki Rusk Hair Ltd | Other services | 2012 |
| Nila Salon & Training Academy Ltd | Other services | 2025 |
| Nilu Properties Ltd | Real estate | 2021 |
| NK Private Care Ltd | Health & social care | 2025 |
| Nklo Ltd | Construction | 2019 |
| NKM Ventures Limited | Wholesale & retail | 2024 |
| NLS Glasgow Limited | Construction | 2025 |
| NMP Care Ltd | Health & social care | 2020 |
| Nmtd Engineering Ltd | Construction | 2023 |
| NNR Estates Ltd | Real estate | 2019 |
| NO Name Digital Ltd | Professional & scientific | 2023 |
| Noble Group Limited | | 2018 |
| Noder Limited | Hospitality | 2025 |
| Nontech Limited | Administrative & support | 2024 |
| Nook Bothies Limited | Construction | 2025 |
| Noord Global Recruitment Ltd | Administrative & support | 2023 |
| Nora Limited | | 2023 |
| North Fabrications Ltd. | Manufacturing | 2009 |
| North Lanrigg Battery Storage Limited | Energy | 2022 |
| Northern Pro Limited | Construction | 2014 |
| Northern-Aqua Ltd | Agriculture & fishing | 2020 |
| Northgate Utility Limited | Administrative & support | 2010 |
| Northseal Energy and Construction Limited | Construction | 2022 |
| Northseal Facades Limited | Construction | 2018 |
| Northshore DM Ltd | | 2025 |
| Northstar Assessment Technology Limited | Information & communication | 2019 |
| Northview Vans Ltd | Wholesale & retail | 2024 |
| Nouma Limited | Construction | 2018 |
| Nova Shield Protection Limited | Wholesale & retail | 2025 |
| Novastudiosuk Ltd | Hospitality | 2025 |
| Nowak Tattoo Ltd | Health & social care | 2018 |
| Nowell Property Holdings Ltd | Real estate | 2026 |
| NP Medical Ltd | Health & social care | 2023 |
| NP Tapers Ltd | Construction | 2019 |
| NPK Access Ltd | Construction | 2018 |
| NPS Food Limited | Hospitality | 2025 |
| NS Fast Food 24 Ltd | Hospitality | 2024 |
| NSR Flavours Ltd | Hospitality | 2026 |
| NT Hair Limited | Other services | 2025 |
| Numi Scan Lanarkshire Ltd | Professional & scientific | 2024 |
| Numl Enterprises Ltd | Wholesale & retail | 2025 |
| Nurtured by Nature Limited | Health & social care | 2025 |
| NWK Cleaning Ltd | Administrative & support | 2023 |
| NWK Property Ltd | Real estate | 2025 |
| NWK Property Maintenance Ltd | Administrative & support | 2019 |
| NY Management Ltd | Households | 2026 |
| Nylonic Engineering Ltd | Extraterritorial | 2025 |
| Nylonic Extrusions Ltd | Extraterritorial | 2025 |
| Nylonic Industries Ltd | Extraterritorial | 2025 |
| Nylonic Ltd | Manufacturing | 2025 |
| Nylonic Parts Ltd | Extraterritorial | 2025 |
| O' Neill Roofing Ltd | Construction | 2025 |
| O'Hara Technical Solutions Ltd | Information & communication | 2014 |
| O'Neil Engineering Services (Scotland) Limited | Professional & scientific | 2011 |
| Oak Salons Limited | Other services | 2023 |
| Oakhill Projects Limited | Information & communication | 2014 |
| Oaklea (Scotland) Ltd | Transport & logistics | 2016 |
| Oakspire Ltd | Wholesale & retail | 2025 |
| Obosa Services Limited | Transport & logistics | 2025 |
| OCC Holdings Limited | Administrative & support | 2014 |
| Ocho Spa & Training Academy Ltd | Education | 2022 |
| Ocorian Services (Bermuda) Limited | | 2022 |
| ODD Box Design Limited | Professional & scientific | 2020 |
| Odfjell Drilling Ltd | | 2018 |
| Odfjell Drilling Services Ltd. | | 2018 |
| Odfjell RIG Owning Ltd. | | 2018 |
| Odfjell Technology Invest Ltd. | | 2018 |