| F Parker Property Limited | Real estate | 2024 |
| Falcus DC Limited | Professional & scientific | 2021 |
| Faranglaos Products Ltd | Wholesale & retail | 2021 |
| Farmer Property and Developments Ltd | Real estate | 2020 |
| Fern and IVY Floral Design Ltd | Wholesale & retail | 2022 |
| Ferns Gardening Services Ltd | Arts & recreation | 2024 |
| Fibre Data Comms Limited | Information & communication | 2015 |
| Fifty-Five Productions Limited | Information & communication | 2023 |
| Fishnets (2020) Limited | Hospitality | 2014 |
| Fleeting Rumours Ltd | Arts & recreation | 2024 |
| Forest Adventurers (NE) Ltd | Education | 2023 |
| Forest Adventurers Limited | Education | 2016 |
| Fred Holliday and SON Ltd | Construction | 2019 |
| Fredoc Ltd | Professional & scientific | 2023 |
| G Horn Engineering Solutions Ltd | Professional & scientific | 2021 |
| G&T Parker Services Ltd | Agriculture & fishing | 2024 |
| G. Peddie Engineers Limited | Manufacturing | 1983 |
| Garner Property Investment Ltd | Real estate | 2025 |
| Genee Consulting Ltd | Professional & scientific | 2022 |
| Golden Takeaway Ltd | Hospitality | 2025 |
| Golftext Limited | Manufacturing | 2002 |
| Gradon Architecture Limited | Professional & scientific | 2019 |
| Grassbox Limited | Administrative & support | 2012 |
| Gray Brothers Limited | Financial services | 2025 |
| Greenside International Ltd | Transport & logistics | 2019 |
| Greenside Plumbing & Heating Ltd | Construction | 2015 |
| Grill Brotherz Ltd | Hospitality | 2026 |
| Hazardmind Ltd | Information & communication | 2026 |
| HCK Food and Deserts Ltd | Wholesale & retail | 2025 |
| Health With Helen Limited | Education | 2025 |
| Helen Easton Consulting Limited | Professional & scientific | 2020 |
| Helsfell Limited | Households | 2021 |
| Hollycroft Financial Services Ltd | Financial services | 2010 |
| Hollycroft FS Ltd | Financial services | 2024 |
| HT Property Management Limited | Real estate | 2019 |
| Hub Architecture Ltd | Professional & scientific | 2012 |
| Hunter Developments (North East) Limited | Construction | 2022 |
| Hunter Properties and Holdings Limited | Professional & scientific | 2022 |
| Immerge Ltd | Extraterritorial | 2020 |
| Inbounds Golf Studio Ltd | Arts & recreation | 2026 |
| Infusion Promo Ltd | Arts & recreation | 2013 |
| Inner NET Magazine Limited | Information & communication | 2025 |
| Inspiring Sporting Excellence Ltd | Arts & recreation | 2014 |
| Integrity Community Care Ltd | Public administration | 2024 |
| Iron Developments Ltd | Real estate | 2023 |
| Irr-Trenchless Consultancy Limited | Wholesale & retail | 2011 |
| Irvine's 1308 Ltd | Hospitality | 2024 |
| J-J Stanley Ltd | Water & waste | 2022 |
| JAB Recovery Limited | Transport & logistics | 2018 |
| James Edgar Talent Ltd | Administrative & support | 2026 |
| James’S Patisserie Ltd | Wholesale & retail | 2026 |
| Jay's Loose Leads Ltd | Other services | 2025 |
| JBM Environmental Services Ltd | Construction | 2015 |
| Jessica Mcvay Limited | Health & social care | 2025 |
| Jjad Solutions Ltd | Information & communication | 2016 |
| JJE MOT Ltd | Wholesale & retail | 2026 |
| JMC Direct Ltd | Other services | 2025 |
| JML Improvements NE Limited | Construction | 2016 |
| Josh Oliver Ltd | Transport & logistics | 2026 |
| JPW Joinery & Construction Limited | Construction | 2020 |
| Jubilee Indian Ltd | Hospitality | 2020 |
| Jubilee Indian Takeaway Ltd | Hospitality | 2026 |
| K & D Bespoke Furniture and Bedrooms Ltd | Construction | 2022 |
| K & R Maintenance Ltd | Construction | 2014 |
| K9 Tailored Solutions Ltd | Other services | 2023 |
| Kalmar Property Lettings Ltd | Real estate | 2025 |
| Karifar Limited | Professional & scientific | 2022 |
| Kasgo Limited | Wholesale & retail | 2018 |
| Kasgo Properties Limited | Real estate | 2024 |
| Keane Gair Ltd | Professional & scientific | 2024 |
| Khalaghe Building Services Ltd | Construction | 2025 |
| KIN DEE Kitchen Ltd | Hospitality | 2025 |
| Kurry 25 Ltd | Hospitality | 2019 |
| Kyle Park Ltd | Public administration | 2021 |
| KYO Hall Management Company Limited | Hospitality | 2014 |
| Labracadabrador Limited | Information & communication | 2025 |
| Lambs Arms Crawcrook Ltd | Hospitality | 2025 |
| Lambs Arms PUB Co Ltd | Hospitality | 2025 |
| Lawson Control Services Ltd | Professional & scientific | 2024 |
| LCF Electrical Solutions Ltd | Construction | 2026 |
| Leck Agriculture Limited | Agriculture & fishing | 2025 |
| Linton Pictures Ltd | Information & communication | 2026 |
| Little Door 55 Ltd | Information & communication | 2023 |
| Liveworld Ltd | Arts & recreation | 2019 |
| Living at Ltd | Real estate | 2024 |
| LKJ Electrical Services Ltd | Construction | 2011 |
| LMR Asset Management Ltd | Real estate | 2025 |
| LMR Management Ltd | Professional & scientific | 2024 |
| Lorraine Richardson Limited | Real estate | 2019 |
| LT Ashmore Properties Limited | Households | 2025 |
| Lumia Digital Limited | Information & communication | 2015 |
| LWH Trading Ltd | Wholesale & retail | 2023 |
| Lydia Michie Interior Design Ltd | Professional & scientific | 2018 |
| Mane & Meadow Ltd | Wholesale & retail | 2025 |
| Marcangelo Medical Ltd | Health & social care | 2025 |
| Material Procurement Asia Ltd | Wholesale & retail | 2013 |
| Mcginn Ecology Limited | Professional & scientific | 2025 |
| MD Flooring Limited | Construction | 2024 |
| MDS Property Letting Ltd | Real estate | 2023 |
| Meal Deal 99 Ltd | Hospitality | 2022 |