| Janet Gibson Wealth Management Limited | Financial services | 2014 |
| JFW Corbridge Limited | Professional & scientific | 2013 |
| JHS Energy Ltd | Professional & scientific | 2013 |
| John Ryan Trading Limited | Wholesale & retail | 2018 |
| Justships Ltd | Financial services | 2011 |
| JWA Holdings Limited | Financial services | 2021 |
| Kallie Limited | Professional & scientific | 2012 |
| Kandi Property Ltd | Real estate | 2011 |
| KRM Urology Ltd | Health & social care | 2025 |
| LA Suite Ltd | Other services | 2017 |
| LC Fashions Limited | Wholesale & retail | 2005 |
| LDM Agency Ltd | Arts & recreation | 2016 |
| LGN Transform Ltd | Professional & scientific | 2026 |
| LIO Mara Limited | Wholesale & retail | 2018 |
| Literary Sisters Ltd | Hospitality | 2026 |
| Lockbox Enterprises Limited | Real estate | 2024 |
| M & D Bell Ltd | Agriculture & fishing | 2011 |
| Marcusdprice Limited | Other services | 2018 |
| Marketplace Tandoori Ltd | Hospitality | 2013 |
| MED Samyn Ltd | Health & social care | 2024 |
| Medical Monitoring Contract Service’S Ltd | Public administration | 2025 |
| Medimeno Clinic Limited | Health & social care | 2023 |
| Mini Rugby Tours Limited | Administrative & support | 2014 |
| MJ Signature Homes Limited | Households | 2023 |
| Mollie Browns Ltd | Manufacturing | 2024 |
| Motor Trade Protect Limited | Financial services | 2022 |
| MRJ Services Ltd | Professional & scientific | 2026 |
| Muirstone Inns Limited | Hospitality | 2022 |
| My OH My Toys Ltd | Manufacturing | 2024 |
| Naik-Neenan Studios Ltd | Professional & scientific | 2020 |
| New England Interiors Limited | Wholesale & retail | 2005 |
| Nord HUS Ltd | Construction | 2022 |
| North East Gymnastics Academy Limited | Arts & recreation | 2020 |
| North of the Bridge Ltd | Professional & scientific | 2024 |
| Northern Counties Guarantee Corporation Limited | Real estate | 1928 |
| Northern Farmers and Landowners Group Limited | Other services | 2012 |
| Northside Grain Drying Limited | Agriculture & fishing | 2013 |
| O'Reilly Wealth Management Limited | Professional & scientific | 2014 |
| Optionfact Limited | Manufacturing | 1987 |
| Orchard Court (Corbridge) Management Limited | Real estate | 2010 |
| Ornok Tree Properties Ltd | Real estate | 2025 |
| Overlay Technical Architecture Limited | Professional & scientific | 2024 |
| Partly Porpoise Productions Limited | Education | 2026 |
| PDC Legal Services Limited | Extraterritorial | 2020 |
| Ponteland Cars Ltd | Wholesale & retail | 2014 |
| Positive Disruptions Ltd | Professional & scientific | 2019 |
| Princes Street Dental Practice Limited | Health & social care | 2007 |
| Proud Hospitality Ltd | Hospitality | 2023 |
| R J Event Catering Ltd | Hospitality | 2022 |
| R M Silcock Haulage Ltd | Transport & logistics | 2016 |
| Rakes Progress Limited | Professional & scientific | 2006 |
| RCR Film Services Limited | Information & communication | 2003 |
| RE Home Ltd | Wholesale & retail | 2003 |
| Redbridge Digital Ltd | Information & communication | 2025 |
| Redesdale Properties LLP | | 2008 |
| Redesdale Property Development Limited | Construction | 2009 |
| Richard Barker Project Management Services Ltd | Professional & scientific | 2008 |
| Rival Arts Production Company Ltd. | Arts & recreation | 1998 |
| River Catchment Services Limited | Agriculture & fishing | 2008 |
| RJ Mobile Catering Ltd | Hospitality | 2018 |
| Rosemont Assets Limited | Hospitality | 2016 |
| Rosewood Independent School Limited | Education | 2020 |
| Rosu Corbridge Ltd | Hospitality | 2024 |
| Roxburgh Forensics Limited | Administrative & support | 2013 |
| Roxburgh Group Limited | Professional & scientific | 2010 |
| Roxburgh Holdings Limited | Financial services | 2016 |
| Roxburgh Mining Limited | Professional & scientific | 2014 |
| Ruth Jones Signature Homes Limited | Real estate | 2023 |
| Safety 62 Ltd | Professional & scientific | 2025 |
| Sambuca Percy Main Ltd | Hospitality | 2019 |
| Sapient Edge Advisory Ltd | Professional & scientific | 2025 |
| Seam Architecture + Design Ltd | Professional & scientific | 2023 |
| Search Support Limited | Professional & scientific | 2019 |
| Seenin Ltd | Other services | 1998 |
| Shay White Mechanical Services Ltd | Professional & scientific | 2024 |
| Shorts of Corbridge 2011 Limited | Wholesale & retail | 2011 |
| Sky High Sports Limited | Administrative & support | 2011 |
| Souperb Food Limited | Manufacturing | 2024 |
| ST Helens Court (Freehold) Limited | Real estate | 2011 |
| Stagshaw Manor Barn Limited | Hospitality | 2023 |
| Stagshaw Trustees Limited | Professional & scientific | 2017 |
| Stagshaw West Wing Limited | Hospitality | 2023 |
| Stamp Exchange Residential Limited | Real estate | 2025 |
| Stenness Estates Limited | Real estate | 1995 |
| Steward Property Management Ltd | Households | 2018 |
| THE Bastle Ltd | Real estate | 2013 |
| THE Charlotte Straker Project | Health & social care | 1992 |
| THE Independent Salon Ltd | Other services | 2023 |
| THE Little Angel Cafe Limited | Hospitality | 2013 |
| THE Locomotive Management Company Limited | Households | 1999 |
| THE North Literary Agency Limited | Information & communication | 2017 |
| THE Northern Block Limited | Information & communication | 2012 |
| THE Northumberland Tea Company Ltd | Manufacturing | 2012 |
| THE Tyne Valley Trading Company Ltd | Manufacturing | 2023 |
| THE Unthanks Limited | Arts & recreation | 2026 |
| THE Valley Corbridge Limited | Hospitality | 2008 |
| THE Valley Morpeth Limited | Hospitality | 2008 |
| THE Wedding Dress Company Limited | Wholesale & retail | 2014 |
| Third Sector Protect Limited | Financial services | 2022 |
| Thompson Prosafety Limited | Professional & scientific | 2026 |