| Lennie Psychology Limited | Health & social care | 2014 |
| Lens Properties Limited | Real estate | 2021 |
| LF Cosmetics Ltd | Other services | 2020 |
| Lgmo Properties Ltd | Real estate | 2025 |
| Lifestyle Impex Limited | Wholesale & retail | 2009 |
| Lindsey Whitaker Wellness Ltd | Professional & scientific | 2015 |
| Longridge Financial Solutions Limited | Administrative & support | 2022 |
| Loudmouth Productions Limited | Professional & scientific | 2022 |
| Lower Naze Lettings Ltd | Real estate | 2026 |
| Lsdc Limited | Other services | 2025 |
| Lucia Consulting Limited | Information & communication | 2006 |
| Luminate Laser Clinic Limited | Other services | 2022 |
| M G Shaw Electrical Services Limited | Construction | 2018 |
| M Montgomery Properties Ltd | Real estate | 2020 |
| M P Management Services (Saddleworth) Limited | Other services | 2018 |
| Macek Services Ltd | Professional & scientific | 2023 |
| Magic Matt Ltd | Wholesale & retail | 2026 |
| Mark Ogden Media Limited | Information & communication | 2016 |
| Mark Robinson Photography Ltd | Professional & scientific | 2014 |
| Marromul Investments Ltd | Real estate | 2025 |
| Marsden Property Holdings Limited | Real estate | 2021 |
| Martin Lawton GAS Services Limited | Construction | 2009 |
| Matakite Property Management Ltd | Hospitality | 2025 |
| Mcdermott New Homes Recruitment Ltd | Administrative & support | 2020 |
| Mcsherry Holdings Limited | Financial services | 2017 |
| MDB Plumbing and Tiling Limited | Other services | 2020 |
| MDH Installations (Hull) Ltd | Construction | 2013 |
| MDR Bathrooms and Interiors Limited | Construction | 2017 |
| Medical Aesthetics Loft Ltd | Health & social care | 2026 |
| MFG Driveways Limited | Construction | 2018 |
| MI Morena Property Limited | Real estate | 2021 |
| MJP Enterprises Limited | Administrative & support | 2018 |
| Move Group of Companies Ltd | Transport & logistics | 2026 |
| Move in Group of Companies Ltd | Transport & logistics | 2026 |
| Move in International Freight Forwarding Ltd | Transport & logistics | 2026 |
| Move in Rentals Ltd | Real estate | 2024 |
| Move in Transport Services Ltd | Transport & logistics | 2026 |
| Mscs (M/Cr) Limited | Administrative & support | 2022 |
| Mulholland Accountancy Group Ltd | Professional & scientific | 2026 |
| Mulino Limited | Hospitality | 2026 |
| N90 Sign & Print Limited | Professional & scientific | 2021 |
| National Leaflet Distribution Limited | Manufacturing | 2022 |
| Neil Reilly Limited | Professional & scientific | 2013 |
| Neil Shaw Haulage Limited | Transport & logistics | 2011 |
| NWB Installations Limited | Construction | 2024 |
| NWF Joiners & Builders Limited | Construction | 2007 |
| Oak ESP Limited | Real estate | 2002 |
| Offload & GET RID - Oldham Ltd | Water & waste | 2025 |
| Olanki Developments Limited | Construction | 2009 |
| Omega Insulation Limited | Construction | 2021 |
| Otam MCR Ltd | Real estate | 2026 |
| P N Facilities Limited | Professional & scientific | 2022 |
| Parkway Associates Limited | Transport & logistics | 2011 |
| Paul Currie Photography Limited | Other services | 2011 |
| Pentec GAS Safety Ltd | Construction | 2026 |
| Peter Marshall Investments Limited | Real estate | 2023 |
| Pizza Dough Co (NW) Limited | Manufacturing | 2023 |
| Pizza Roma (Preston) Limited | Hospitality | 2009 |
| PK Hardscapes Ltd | Administrative & support | 2026 |
| Plumbing MJG Limited | Construction | 2024 |
| PPL Properties (M/Cr) Limited | Real estate | 2024 |
| PR Building Services (NW) Limited | Construction | 2019 |
| Prestige Oven Cleaning Nationwide Limited | Administrative & support | 2021 |
| Prestige Worldwide (GB) Limited | Health & social care | 2012 |
| Procare Medical Services Limited | Health & social care | 2017 |
| Prove @ Saddleworth Cookery School CIC | Manufacturing | 2020 |
| Psquared Associates Ltd | Financial services | 2021 |
| QSA (NW) Limited | Administrative & support | 2012 |
| Quinnies Canines Ltd | Other services | 2026 |
| R & M Developments (NW) Limited | Construction | 2018 |
| R C C (NW) Limited | Construction | 2021 |
| R Jordan Engineering Services Limited | Professional & scientific | 2018 |
| R Lear Developments Limited | Construction | 2015 |
| Raven Group Holdings Limited | Financial services | 2022 |
| Rebound International Limited | Arts & recreation | 1977 |
| Regan & Mason Limited | Manufacturing | 2012 |
| Renaissance Health and Beauty Clinic Ltd | Other services | 2026 |
| Ridge (Gatley) Limited | Real estate | 1994 |
| Riverside Deliveries Limited | Wholesale & retail | 2016 |
| Roberts Properties NW Limited | Real estate | 2025 |
| Roma Bakery Limited | Manufacturing | 2020 |
| Royton Plumbing & Heating Limited | Construction | 2014 |
| RP Consultancy (Yorks) Limited | Professional & scientific | 2021 |
| Saddleworth Bridal Boutique Ltd | Wholesale & retail | 2015 |
| Sash Svatek Inc Ltd | Administrative & support | 2024 |
| Shaun Todd Limited | Professional & scientific | 2012 |
| Shaw Auto Point Limited | Wholesale & retail | 2004 |
| Shear Perfection (Delph) Ltd | Other services | 2013 |
| Sheffield Fire Protection Limited | Real estate | 1990 |
| Shepley Lighting Limited | Arts & recreation | 2021 |
| Simply Heating & GAS Ltd | Construction | 2025 |
| Sincerely Yours (Ashton) Limited | Wholesale & retail | 2009 |
| SJ Arts Ltd | Arts & recreation | 2024 |
| SJD Media Ltd | Information & communication | 2019 |
| SLF Plumbing and Design Limited | Construction | 2026 |
| Slice Pizza NQ Limited | Hospitality | 2018 |
| Socialise Ltd | Other services | 2013 |
| Sokoke Inc Ltd | Wholesale & retail | 2025 |
| South Yorkshire HIP Solutions Ltd | Health & social care | 2023 |
| Springmill Freehold Limited | Professional & scientific | 2010 |