| 3 Phase and Control Limited | Manufacturing | 2005 |
| 30 and 32 Bannister Hall Lane Management Company Limited | Households | 2019 |
| 30121603 Limited | Wholesale & retail | 2014 |
| 30F Enterprises Limited | Other services | 2026 |
| 30F Holdings Limited | Wholesale & retail | 2023 |
| 30F Limited | Other services | 2023 |
| 313 Fulwood Limited | Hospitality | 2025 |
| 3141 Ltd | Information & communication | 2025 |
| 315856 Limited | Professional & scientific | 1936 |
| 353 Developments Ltd | Real estate | 2015 |
| 360 Site Compliance Limited | Construction | 2025 |
| 363636 Limited | Real estate | 2014 |
| 365 Collective Ltd | Wholesale & retail | 2026 |
| 365 Maintenance Group Limited | Households | 2024 |
| 365 Outside Ltd | Construction | 2021 |
| 3A Investment & Insurance Consultants Limited | Professional & scientific | 1985 |
| 3A Pearson & Partners LLP | | 2012 |
| 3AG Business Venture Limited | Education | 2026 |
| 3BB Limited | Real estate | 2023 |
| 3BB Properties Ltd | Real estate | 2021 |
| 3D Aesthetics Ltd | Administrative & support | 2017 |
| 3D Printed Products Ltd. | Professional & scientific | 2019 |
| 3DW Communications Ltd | Information & communication | 2021 |
| 3F Properties Ltd | Real estate | 2024 |
| 3FLOW Wellness Ltd | Health & social care | 2025 |
| 3H Management Limited | Real estate | 2021 |
| 3I Consulting Ltd | Professional & scientific | 2011 |
| 3I Investments (UK) Ltd | Other services | 2006 |
| 3KAYS Ltd | Real estate | 2026 |
| 3R Technology Head Company Limited | Administrative & support | 2021 |
| 3R Technology UK Limited | Water & waste | 2018 |
| 3SIXT5 Logistics Ltd | Transport & logistics | 2018 |
| 3SIXTY Foods Limited | Wholesale & retail | 2009 |
| 4 for Gold Limited | Wholesale & retail | 2019 |
| 4 Greenfield Gardens Ltd | Real estate | 2017 |
| 4 MAT Digital Copiers Limited | Administrative & support | 2009 |
| 4 Paws Surgeries Limited | Professional & scientific | 2023 |
| 4 Paws Vets Limited | Professional & scientific | 2022 |
| 4 U Designs Limited | Construction | 2010 |
| 42 Tech Limited | Information & communication | 2018 |
| 46166A Limited | Professional & scientific | 2012 |
| 468 Barber Shop Ltd | Other services | 2017 |
| 48HOURGUIDE.COM Limited | Administrative & support | 2021 |
| 4A Global Enterprises LLP | | 2026 |
| 4A Management Limited | Professional & scientific | 2014 |
| 4EVER Glamour Ltd | Other services | 2023 |
| 4EVER Nails Beauty Ltd | Other services | 2025 |
| 4G Property Ltd | Real estate | 2021 |
| 4GROUND Solutions Limited | Professional & scientific | 2021 |
| 4K Holdings Limited | Financial services | 2015 |
| 4MANAGEMENT Ltd | Professional & scientific | 2020 |
| 4SIGHT Imaging Limited | Administrative & support | 2004 |
| 4STEPS4YOU Ltd | Health & social care | 2017 |
| 4TH Mason Limited | Professional & scientific | 2012 |
| 4VENTURES Development Company Ltd | Construction | 2021 |
| 4W Group Ltd | Professional & scientific | 2022 |
| 4W Property Management Limited | Real estate | 2024 |
| 5 Star Barbers (Preston) Ltd | Other services | 2020 |
| 5 Star Clinic Ltd | Other services | 2018 |
| 5 Star Shawarma Limited | Hospitality | 2025 |
| 5 Star Taxi Rentals Limited | Administrative & support | 2024 |
| 517LORDSTREET Ltd | Hospitality | 2022 |
| 51M Ltd | Construction | 2026 |
| 52 Gates Consulting Limited | Professional & scientific | 2022 |
| 52M Consulting Limited | Professional & scientific | 2002 |
| 53 Degrees Events Limited | Extraterritorial | 2012 |
| 53 Degrees North West Ltd | Wholesale & retail | 2015 |
| 56 Fulwood ROW Ltd | Real estate | 2024 |
| 5CAG Limited | Wholesale & retail | 2020 |
| 5TH Axis Milling Solutions Ltd | Information & communication | 2019 |
| 60 Church Street Limited | Real estate | 2015 |
| 63 Media Limited | Information & communication | 2013 |
| 666 Consultants Limited | Professional & scientific | 2020 |
| 666 Property Limited | Real estate | 2020 |
| 68 Communications Ltd | Professional & scientific | 2019 |
| 6820 Ltd | Construction | 2020 |
| 7 Day Retail Ltd | Wholesale & retail | 2016 |
| 7 Ocean Enterprises Ltd | Administrative & support | 2025 |
| 7 Oceans Consultancy Limited | Professional & scientific | 2025 |
| 7 Rock Homes Ltd | Real estate | 2018 |
| 7 Spice Grill Ltd | Hospitality | 2025 |
| 727 Limited | Transport & logistics | 2024 |
| 732M Ltd | Real estate | 2025 |
| 783LABEL Ltd | Wholesale & retail | 2025 |
| 7860 Ltd | Wholesale & retail | 2014 |
| 7FF Limited | Administrative & support | 2014 |
| 7M Asset Management Limited | Real estate | 2024 |
| 7SKIES Social Care Ltd | Extraterritorial | 2020 |
| 8055 Systems Engineering Ltd | Professional & scientific | 2021 |
| 80SIX Ltd | Administrative & support | 2015 |
| 828 Law Ltd | Professional & scientific | 2016 |
| 85 Leisure Limited | Hospitality | 2018 |
| 86 Holdings Limited | Financial services | 2025 |
| 8848 Properties Ltd | Real estate | 2025 |
| 8YOURSERVICE Ltd | Wholesale & retail | 2025 |
| 91 Lexham Gardens Limited | Administrative & support | 1985 |
| 91930 Music Studio Ltd | Education | 2025 |
| 94 Audio Ltd | Professional & scientific | 2018 |
| 95ULTRA Ltd | Information & communication | 2025 |
| 96STORES Ltd | Wholesale & retail | 2026 |