| Andersons Bakers (Wholesale) Ltd | Wholesale & retail | 2019 |
| Andersons Bakers Ltd | Wholesale & retail | 2019 |
| Atkinson Mechanical Ltd | Professional & scientific | 2026 |
| AU Express Ltd | Hospitality | 2024 |
| Auto Items Limited | Manufacturing | 2011 |
| BE Bronzed Group UK Ltd | Other services | 2026 |
| BE Bronzed Retail Ltd | Wholesale & retail | 2026 |
| BE Bronzed Salon Ltd | Other services | 2026 |
| Beauty by the Sea Ltd | Other services | 2019 |
| Bellebeck Limited | Professional & scientific | 2014 |
| Bespoke Gifts by Darren Hayward Limited | Other services | 2015 |
| Big Charva Fishing Ltd | Manufacturing | 2025 |
| Bizvision Limited | Administrative & support | 1999 |
| BNR Lettings Ltd | Real estate | 2025 |
| Border Falcons Limited | Agriculture & fishing | 2016 |
| Burgess & SON Motor Group Ltd | Wholesale & retail | 2026 |
| Buzzcarts Ltd | Wholesale & retail | 2025 |
| Bvtv Media Ltd | Other services | 2022 |
| Cafe Needles EYE Limited | Hospitality | 2025 |
| Caffè Bertorelli Limited | Hospitality | 2024 |
| Cast Stone (North) Ltd | Manufacturing | 2015 |
| Castle & Keep Properties Ltd | Real estate | 2025 |
| Chris Keir Trading AS Mobile Car Spa Ltd | Administrative & support | 2024 |
| Classified Doorset Solutions Limited | Manufacturing | 2026 |
| Click Property Maintenance Ltd | Construction | 2018 |
| Common Threads Northumberland CIC | Arts & recreation | 2026 |
| COR Holdings Ltd | Administrative & support | 2016 |
| DA Performance Garage Ltd | Wholesale & retail | 2025 |
| Desired Hearts Limited | Manufacturing | 2002 |
| Dolphin Cove Developments Ltd | Construction | 2018 |
| Dreco Engineering Limited | Professional & scientific | 2021 |
| Durning Catering Ltd | Hospitality | 2017 |
| EC Mech Services Ltd | Professional & scientific | 2026 |
| Fairway Finish Limited | Administrative & support | 2025 |
| Farndale Estates Ltd | Real estate | 2020 |
| FAY Consultancy Ltd | Real estate | 2005 |
| Flame Newcastle Ltd | Hospitality | 2018 |
| Gilbert & Moody Ltd | Hospitality | 2024 |
| Global Interiors NE Ltd | Construction | 2020 |
| GT Renewables Ltd | Energy | 2022 |
| HJI Ltd. | Mining & quarrying | 2013 |
| Human Givens (Sheffield) Ltd | Health & social care | 2005 |
| Ikonic Health & Beauty Ltd | Wholesale & retail | 2024 |
| Indicia Devices Limited | Manufacturing | 2021 |
| INK Spot Micro-Pub Ltd | Wholesale & retail | 2025 |
| JP Harris Ltd | Manufacturing | 2023 |
| KCN Property Ltd | Real estate | 2017 |
| Kellys Kakeaway Ltd | Wholesale & retail | 2022 |
| Kinetic Change Works Ltd | Professional & scientific | 2026 |
| Lang Independent Mortgage Services Limited | Financial services | 2006 |
| Lexham & Co Properties Limited | Real estate | 2022 |
| Loose Cannons Group Ltd | Real estate | 2021 |
| Luxe Growth Group Ltd | Financial services | 2026 |
| M Muldoon Industrial Access Ltd | Manufacturing | 2025 |
| Meathead Limited | Wholesale & retail | 2015 |
| MJC Brickwork Services Limited | Construction | 2024 |
| MJJ Cleaning Service's Ltd | Administrative & support | 2025 |
| Msengineeringsoloutions Limited | Professional & scientific | 2025 |
| Newbiggin Antalya Barbers Ltd | Professional & scientific | 2025 |
| Newbiggin Catering Ltd | Hospitality | 2015 |
| Newbiggin Community Trust Limited | Administrative & support | 2019 |
| Newbiggin Luxury Holiday Lets Limited | Real estate | 2019 |
| Newbiggin-By-The Sea Heritage Partnership Ltd | Other services | 2007 |
| Newbiggin-By-The-Sea Maritime Centre Limited | Hospitality | 2011 |
| Northern Campers Ltd | Administrative & support | 2019 |
| Northern Conversions Ltd | Manufacturing | 2020 |
| Northern Property Collective Limited | Real estate | 2026 |
| Northumberland Civil Engineering Plant Hire Ltd | Administrative & support | 2024 |
| NRG Heating Installations Limited | Construction | 2014 |
| Offstep Ltd | Professional & scientific | 2026 |
| Oriental Chef Newbiggin Limited | Hospitality | 2017 |
| Original Indian Cuisine Ltd | Hospitality | 2023 |
| PA & HA Property Limited | Financial services | 2024 |
| PA (North East) Limited | Administrative & support | 2024 |
| PC David Rathband's Blue Lamp Foundation | Other services | 2010 |
| Phgw Ltd | Construction | 2025 |
| Phil@Artisansmiles Ltd | Manufacturing | 2023 |
| Pristine Cleaning by Kelly Armstrong Limited | Administrative & support | 2024 |
| Qtip Ltd | Construction | 2025 |
| Rael Rawlinson Garden Design Ltd | Professional & scientific | 2024 |
| Red Shed Brewing Company Ltd | Manufacturing | 2023 |
| Redmechfitter Ltd | Construction | 2026 |
| Rigg Properties Ltd | Real estate | 2018 |
| RS Wash & Waste Ltd | Water & waste | 2025 |
| S Hill Bolting Solutions Ltd | Mining & quarrying | 2021 |
| SAC Foods Ltd | Hospitality | 2025 |
| Sanderson Pipeline Process Services Ltd | Manufacturing | 2025 |
| Sb-Ne Interiors Ltd | Construction | 2025 |
| Scs-Gateway Limited | Professional & scientific | 2026 |
| Sea Breeze Wellbeing CIC | Health & social care | 2024 |
| Spatial Integration Systems Limited | Manufacturing | 2026 |
| Spital Estate Community Association Limited | Arts & recreation | 1995 |
| Stonelay Limited | Construction | 1997 |
| Tabula Rasa Solutions Ltd | Administrative & support | 2016 |
| Taylor Property Housing Ltd | Real estate | 2026 |
| Taylors Maintenance Group Ltd | Manufacturing | 2024 |
| THE Cable House Limited | Hospitality | 2024 |
| THE Flower Port Limited | Wholesale & retail | 2018 |
| THE New Ship Newbiggin Limited | Hospitality | 2025 |
| THE Porthole Limited | Hospitality | 2025 |