| A&K Supreme Clean Ltd | Administrative & support | 2024 |
| AJS Rooms Limited | Hospitality | 2026 |
| ALL2GOOD Limited | Hospitality | 2025 |
| Aureliabio Consulting Limited | Professional & scientific | 2025 |
| Ayudame Limited | Professional & scientific | 2015 |
| BIN Buddies Ltd | Water & waste | 2024 |
| Black Dog Software Ltd | Information & communication | 2008 |
| Brindles Manse Estate Management Company Limited | Households | 2025 |
| Busy Bees Seahouses Community Interest Company | Education | 2006 |
| C R Lamb & Sons LLP | | 2018 |
| C.A. Cooper Corporation Limited | Hospitality | 1980 |
| Cliff House (Crewe Street) Management Company Limited | Households | 2015 |
| Coastal Maintenance Services (North East) Ltd | Construction | 2026 |
| Coastal Plastering & Roofing Ltd | Construction | 2019 |
| Coastal Properties and Rentals Limited | Construction | 2026 |
| Cycle Tough Ltd | Arts & recreation | 2014 |
| Ductklean Ltd | Administrative & support | 2021 |
| Dunelm House Ltd | Hospitality | 2019 |
| Dunes and Wheelhouse Limited | Households | 2020 |
| Farne Island Tours Ltd | Extraterritorial | 2009 |
| Farne Properties Ltd | Real estate | 2022 |
| Goalskill Limited | Hospitality | 2025 |
| Harry&Frankie Ltd | Hospitality | 2025 |
| Home From Home (Seahouses) Ltd | Administrative & support | 2021 |
| Indian Brasserie NE Limited | Hospitality | 2009 |
| IRF Consult Limited | Professional & scientific | 2016 |
| Island View Consulting Limited | Professional & scientific | 2007 |
| Jdvision Ltd | Information & communication | 2018 |
| Kababz Ltd | Hospitality | 2025 |
| KBM Consulting Limited | Professional & scientific | 2004 |
| Kelvinside Group Limited | Administrative & support | 2024 |
| Kersten Butchers Limited | Wholesale & retail | 2020 |
| Lakeland Hospitality Services Ltd. | Hospitality | 2018 |
| Malone Offshore Services Limited | Construction | 2023 |
| Malone Project Services Limited | Construction | 2014 |
| Merha Ltd | Financial services | 2012 |
| New Energi Limited | Energy | 2022 |
| New Kebabz Ltd | Hospitality | 2025 |
| NLU Limited | Real estate | 2004 |
| NO Limits Fitness Club Ltd | Arts & recreation | 2025 |
| North Sunderland FC Ltd | Extraterritorial | 2024 |
| Northern DEX LLP | | 2022 |
| Northumberland Commercial Services Ltd | Real estate | 2025 |
| Ob/Gyn Legal Ltd | Health & social care | 2012 |
| P D Property Management Limited | Real estate | 2018 |
| Pegasus Leisure Ltd | Real estate | 2018 |
| Premier Finance (London) Ltd | Financial services | 2024 |
| R Scott Building Ltd | Construction | 2022 |
| Raelogic Ltd | Information & communication | 2025 |
| Rapidpremium Property Management Limited | Households | 1997 |
| Rdesign Building Solutions Ltd | Construction | 2020 |
| Rebo Scotia Ltd | Wholesale & retail | 2022 |
| Redfern Plumbing Services Ltd | Construction | 2023 |
| Resource Network Limited | Professional & scientific | 2006 |
| Sargent Group Consulting Ltd | Professional & scientific | 2023 |
| Scottalbion Properties Limited | Hospitality | 1971 |
| Scramble Security Ltd | Information & communication | 2020 |
| Seahouses Clothing Ltd | Wholesale & retail | 2023 |
| Seahouses Coastal Gifts Limited | Wholesale & retail | 2021 |
| Seahouses Development Trust | Other services | 1996 |
| Seahouses Golf Club Limited | Arts & recreation | 2023 |
| Seahouses Luxury Linen Hire Limited | Administrative & support | 2017 |
| Seahouses Trading Developments Ltd. | Hospitality | 2018 |
| Simplicity Catering Ltd | Hospitality | 2022 |
| Sovereign Diving Limited | Transport & logistics | 2003 |
| Spice House (SH) Ltd | Hospitality | 2014 |
| Trident Mortgages Limited | Extraterritorial | 2000 |
| Trotters Family Bakers Ltd | Manufacturing | 2020 |
| Vesper Network Ltd | Wholesale & retail | 2019 |
| Vexcity Ltd | Wholesale & retail | 2018 |
| Wyndgrove House Ltd. | Hospitality | 2025 |
| Wyndgrove Self Catering Ltd | Hospitality | 2025 |
| XV Aviation Services Limited | Manufacturing | 2018 |