| Midland Memorials Ltd | Manufacturing | 2022 |
| MIR & MIR Ltd | Manufacturing | 2020 |
| Molrail Ltd | Administrative & support | 2016 |
| Monakka & Co Ltd | Hospitality | 2019 |
| Monarch Developments (UK) Limited | Construction | 2016 |
| Morbus Limited | Health & social care | 2015 |
| Morley Auctioneers & Valuers Limited | Wholesale & retail | 2017 |
| Morley Chiropractic Clinic Limited | Health & social care | 2013 |
| Morley Hayes Leisure Limited | Arts & recreation | 1991 |
| Morley Services Club Ltd | Hospitality | 2021 |
| MSU (BFD) Limited | Hospitality | 2015 |
| Mummy's Busy Ltd | Administrative & support | 2016 |
| Mushtaq Cash & Carry Limited | Wholesale & retail | 2016 |
| N & D Restaurant Ltd | Hospitality | 2016 |
| N3XT Generation Developments Limited | Construction | 2018 |
| Nabila Foods Limited | Hospitality | 2023 |
| New AGE Innovation Limited | Administrative & support | 2017 |
| New Image (NST) Consultants Ltd | Other services | 2004 |
| Nickel Services Ltd | Other services | 2017 |
| NO1 Pentire Ltd | Real estate | 2016 |
| Non-Stop Flooring Ltd | Construction | 2024 |
| Nonna Sofia Limited | Hospitality | 2007 |
| Northern Accountants (Hull) Ltd | Administrative & support | 2018 |
| Nuri Ltd | Hospitality | 2014 |
| ON IT Tech Ltd | Information & communication | 2018 |
| One Louder Audio Ltd | Wholesale & retail | 2025 |
| Onsite U.K. Limited | Administrative & support | 2018 |
| Orchard Motor Group Limited | Wholesale & retail | 2018 |
| PAD Consulting Services Ltd | Professional & scientific | 2021 |
| Paradigm Woodworking Specialists Limited | Manufacturing | 2011 |
| Parkin Vegetation Management Ltd | Construction | 2023 |
| Pasha London Ltd | Hospitality | 2018 |
| Pavers Patio Flags Ltd | Manufacturing | 2002 |
| Peacock Bar Bingley Ltd | Hospitality | 2019 |
| Pearl Foods Limited | Hospitality | 2019 |
| Pinders Pubs Ltd | Hospitality | 2023 |
| Pinnacle Ductwork Ltd | Construction | 2021 |
| Pinnacle Wellness (Online) Limited | Other services | 2026 |
| Pizza Cabin Limited | Hospitality | 2022 |
| PL Logistical Solutions Ltd | Transport & logistics | 2018 |
| POS Retail Limited | Information & communication | 2021 |
| PROVENCE120 Ltd | Financial services | 2026 |
| Punjab Meat Traders Limited | Manufacturing | 2012 |
| Pura Performance Ltd | Wholesale & retail | 2020 |
| Pure White Lines Ltd | Wholesale & retail | 2019 |
| QBH (69 High ST) Limited | Real estate | 2018 |
| QBH (Cavendish ST) Limited | Real estate | 2016 |
| QBH (Courthouse) Ltd | Real estate | 2021 |
| QBH (Crimea) Ltd | Real estate | 2019 |
| QBH (Hallmark) Ltd | Real estate | 2021 |
| QBH (Hampton ST) Limited | Real estate | 2016 |
| QBH (Herne Bay) Ltd | Construction | 2021 |
| QBH (Maidstone) Ltd | Construction | 2021 |
| QBH (ST Joseph's) Ltd | Construction | 2016 |
| QBH (Windmill Street) Ltd | Construction | 2021 |
| QBH (Wisbech) Ltd | Construction | 2019 |
| Quantua Ltd | Information & communication | 2025 |
| Quantumedge Consulting Ltd | Information & communication | 2023 |
| Qudos Lifts Limited | Manufacturing | 2011 |
| Queensbridge Construction Ltd | Construction | 2019 |
| Queensbridge Estates Ltd | Real estate | 2018 |
| Queensbridge Group Holdings Ltd | Real estate | 2018 |
| Queensbridge Homes Ltd | Construction | 2010 |
| R a & M J Whitfield Limited | Wholesale & retail | 2008 |
| R Wills Telecommunications Limited | Information & communication | 2015 |
| R4DSJ Associates Ltd | Information & communication | 2024 |
| Range Resources Ltd | Other services | 2019 |
| Reactive on Call FM Limited | Administrative & support | 2025 |
| Refstuff Limited | Manufacturing | 2016 |
| Regalcare Showertrays Limited | Construction | 2003 |
| Revive Direct Ltd | Manufacturing | 2014 |
| Revolution Vapes Limited | Wholesale & retail | 2017 |
| RG Adrac Ltd | Information & communication | 2011 |
| Rockzfx Academy Ltd | Education | 2019 |
| Rohan Solutions Ltd | Information & communication | 2022 |
| Roofline Building Limited | Construction | 2014 |
| RW Refrigeration Wholesale Limited | Wholesale & retail | 1997 |
| RWL Investments Unlimited | Financial services | 2026 |
| Safeway General Limited | Wholesale & retail | 2020 |
| Sask Taverns Limited | Hospitality | 2023 |
| Seca Safety Solutions Ltd | Professional & scientific | 2019 |
| Service Metals (East Anglia) Limited | Wholesale & retail | 1992 |
| Service Metals (Midlands) Limited | Wholesale & retail | 1987 |
| Service Metals (North) Limited | Wholesale & retail | 1987 |
| Service Metals (South) Limited | Wholesale & retail | 1987 |
| Sharper Business Limited | Professional & scientific | 2025 |
| Sharper Residential Limited | Construction | 2025 |
| Shepherds Arms Horbury Ltd | Hospitality | 2022 |
| Silverwood Tree Services (UK) Limited | Administrative & support | 2024 |
| Sixtyeightdegrees Fire Sprinkler Specialists Ltd | Construction | 2022 |
| Sizzlers Kebab House Limited | Hospitality | 2022 |
| Slipway HPC Limited | Hospitality | 2019 |
| Soda IT Support Limited | Information & communication | 2021 |
| Solar Property Management Yorkshire Ltd | Real estate | 2023 |
| Soundmaster Electronics Limited | Wholesale & retail | 1992 |
| South West Leisure Limited | Hospitality | 2017 |
| Sports Nutrition Supplements Ltd | Wholesale & retail | 2019 |
| Spring Fields (Catering Butchers) Ltd | Wholesale & retail | 2024 |
| SRM Logistics Ltd | Transport & logistics | 2019 |
| Steeleson Engineering Limited | Manufacturing | 2011 |