| Nintai Martial Arts Ltd | Education | 2024 |
| North East Masonry Ltd | Administrative & support | 2019 |
| North East Power Services Ltd | Professional & scientific | 2012 |
| Northern Ceilings & Partitions Ltd | Construction | 2019 |
| Northern Crag Limited | Wholesale & retail | 2026 |
| Northern Nights Media Ltd | Professional & scientific | 2023 |
| Northumberland Removals Ltd | Transport & logistics | 2024 |
| Northumberland Travel Ltd | Transport & logistics | 2024 |
| Northumbrian Training Consultancy Ltd | Information & communication | 2023 |
| NTS Consultants Limited | Professional & scientific | 2019 |
| Nu-Era Productions Ltd | Professional & scientific | 2026 |
| Ocean Paradise Ltd | Wholesale & retail | 2023 |
| Odds and Sods Trading Ltd | Wholesale & retail | 2025 |
| Olympia Logistics UK Ltd | Transport & logistics | 2026 |
| P&K Damp Proofing and Home Improvements Ltd | Construction | 2018 |
| PB Property Maintenance Services Ltd | Construction | 2025 |
| Pet Pro Expo Limited | Other services | 2025 |
| PFC Pro Football Coaching Ltd | Arts & recreation | 2025 |
| Plan B Construction Ltd | Construction | 2018 |
| Politech Works Ltd | Information & communication | 2025 |
| PSJ Catering Ltd | Hospitality | 2022 |
| R & R PVT Ltd | Real estate | 2025 |
| Rainbow (NE) Ltd | Hospitality | 2016 |
| Real Deal Plus Limited | Health & social care | 2011 |
| Reset Wellness Club Limited | Other services | 2025 |
| Ridley's Deliveries Limited | Hospitality | 2025 |
| Rigg Access Limited | Mining & quarrying | 1997 |
| S Bethell Ltd | Construction | 2022 |
| Sanghera News Limited | Wholesale & retail | 2012 |
| Scentymeltality Limited | Manufacturing | 2020 |
| Sebial Ltd | Professional & scientific | 2016 |
| Sernbed Sherps Limited | Other services | 2024 |
| SID Malkin Fitness Ltd | Arts & recreation | 2025 |
| Social Yield Ltd | Real estate | 2026 |
| South Shields Chiropractic Ltd | Health & social care | 2004 |
| ST Fabians Drive Ltd | Real estate | 2026 |
| Stakeford Tyres Limited | Wholesale & retail | 2009 |
| Strategic Edge Training Ltd | Education | 2023 |
| Swan Studios Ltd | Hospitality | 2018 |
| Taylor & Associates Ltd | Extraterritorial | 2012 |
| TC Engineering Ltd | Professional & scientific | 2015 |
| Tesla Radiology Solutions Ltd | Professional & scientific | 2020 |
| THE North East Hair Loss Clinic Ltd | Other services | 2024 |
| Thindal and Partners Ltd | Other services | 2004 |
| TK Enterprise NE Ltd | Construction | 2025 |
| TMG Engineering Solutions Limited | Professional & scientific | 2026 |
| Trilad Solutions Ltd | Professional & scientific | 2026 |
| Triple J Auto Repairs Ltd | Professional & scientific | 2020 |
| Triple J Taxis Ltd | Transport & logistics | 2026 |
| UK Civils Ltd | Construction | 2014 |
| UK Paving & Landscaping Ltd | Construction | 2009 |
| Virdrive Ltd | Information & communication | 2024 |
| Wansbeck Industrial Services Ltd | Professional & scientific | 2016 |
| Wfhm Ltd | Real estate | 2025 |
| Wildflower Beauty & Aesthetics Ltd | Other services | 2021 |
| Wilkinson Technical Services Ltd | Wholesale & retail | 2017 |
| Wills and Probate Ltd | Professional & scientific | 2025 |
| Wizz Cars Ltd | Transport & logistics | 2025 |
| WOR Taxis Ltd | Transport & logistics | 2025 |
| WRA Retail Ltd | Wholesale & retail | 2025 |
| WTG Engineering Limited | Professional & scientific | 2025 |