| KP Plastics Ltd | Manufacturing | 2023 |
| Kwik FIX MK Limited | Wholesale & retail | 2019 |
| Learnercloud Ltd | Information & communication | 2025 |
| Lighthouse Chapel International Milton Keynes | Other services | 2015 |
| Lluv & Fabec Ltd. | Real estate | 2004 |
| Longevity Network Ltd | Arts & recreation | 2022 |
| Lstar Construction Ltd | Construction | 2016 |
| Madi Eyecare Limited | Administrative & support | 2016 |
| Mahi Distribution Ltd | Wholesale & retail | 2025 |
| Marshall Amplification PLC | Manufacturing | 1964 |
| Mashati Ltd | Health & social care | 2013 |
| Match Carpentry Ltd | Construction | 2020 |
| Mercia Services Limited | | 1983 |
| Meritum Ltd | Professional & scientific | 2018 |
| Meticulous Design Limited | Arts & recreation | 2004 |
| Midland Machinery Supplies Ltd | Manufacturing | 2013 |
| MK Appliance Repairs Ltd | Other services | 2023 |
| MK Garden Ltd | Hospitality | 2024 |
| MK Motor Group Ltd | Wholesale & retail | 2025 |
| MK Punjabi Sweets and Groceries Limited | Wholesale & retail | 2023 |
| MKS Peri Peri Ltd | Hospitality | 2019 |
| Montell Milton Keynes Subsidiary Limited | Professional & scientific | 1954 |
| Multifern Limited | Wholesale & retail | 1993 |
| MXH Properties Ltd | Real estate | 2024 |
| National Staff Services Ltd | Administrative & support | 2014 |
| Netcommune Services Ltd | Information & communication | 2010 |
| Newman Media Limited | Professional & scientific | 2021 |
| Next Wave Cellular Limited | Information & communication | 2021 |
| Oak Wealth Planning Limited | Financial services | 2010 |
| OFF the Label Ltd | Wholesale & retail | 2021 |
| OK4UK Ltd | Professional & scientific | 2012 |
| One Clothing International Ltd | Wholesale & retail | 2024 |
| Oruci Star Car Wash Ltd | Wholesale & retail | 2019 |
| OS Systems Ltd | Information & communication | 2018 |
| Peache Abbey Limited | Information & communication | 2009 |
| PEP Car Wash Limited | Administrative & support | 2025 |
| Phoenix Digital Solutions Ltd | Other services | 2014 |
| Pili Ltd | Transport & logistics | 2013 |
| Pizza Shop MK Limited | Hospitality | 2019 |
| Plumbing and Heating Supplies (Milton Keynes) Limited | Wholesale & retail | 2005 |
| Poltravel Ltd | Transport & logistics | 2020 |
| Prime Pallet Group Ltd | Wholesale & retail | 2026 |
| Pulsar Aerospace Limited | Professional & scientific | 2019 |
| R J Holdings Limited | Extraterritorial | 2015 |
| Raeley's Renovations Ltd | Construction | 2025 |
| Ragtakeaway Limited | Hospitality | 2025 |
| Rickley Park Primary School | Extraterritorial | 2012 |
| Rkjs Associates LLP | | 2024 |
| RMS Sun Group Ltd | Wholesale & retail | 2026 |
| RMS Tech Limited | Information & communication | 2018 |
| RZ1 Property Solution Ltd | Professional & scientific | 2026 |
| S & Z Investments Capital Limited | Real estate | 2024 |
| S-Express Ltd | Transport & logistics | 2010 |
| SAM2SAM Deaf Care Service Ltd | Health & social care | 2013 |
| SDS Project Services Limited | Information & communication | 2017 |
| Shutterbug Media Ltd | Administrative & support | 2016 |
| Small Business Link LLP | | 2013 |
| Sozietaet Fuer Vermoegensverwaltung FZE Ltd. | Professional & scientific | 2006 |
| Starwillow Tech Ltd | Professional & scientific | 2025 |
| Status Sheet Metal Machinery Limited | Manufacturing | 1973 |
| Sterlinghold Estates Ltd | Real estate | 2026 |
| Steve's Handyman Services Ltd | Construction | 2020 |
| Tariqhealth Ltd | Health & social care | 2026 |
| Technoking Limited | Professional & scientific | 1984 |
| Teniatu Company Limited | Health & social care | 2022 |
| Texsek Limited | Transport & logistics | 1982 |
| THE Hubble Sales Academy Ltd | Professional & scientific | 2025 |
| THE Nail Spa Milton Keynes Limited | Other services | 2025 |
| THE Practice Consultancy Limited | Professional & scientific | 2025 |
| THE Premier Academy Limited | Education | 2010 |
| THE Screen Machine Supply Company Limited Liability Partnership | | 2002 |
| Traffic G.B. Limited | Construction | 2018 |
| Two Cats CAN Limited | Information & communication | 1998 |
| UK Comms Limited | Information & communication | 2014 |
| UK Data Comms Limited | Information & communication | 2015 |
| United Blinds (UK) Limited | Wholesale & retail | 2010 |
| Verlag Bestattungswelt Ltd. | Information & communication | 2007 |
| Victor Cable Company Limited | Wholesale & retail | 2015 |
| W Fuller & SON Limited | Administrative & support | 2005 |
| Warner Creations Ltd | Wholesale & retail | 2022 |
| WET Room Specialist Ltd | Wholesale & retail | 2018 |
| Winkworth Metal Roofing Limited | Construction | 2002 |
| Winnie Lettings Ltd | Real estate | 2026 |
| Wirelessmancer Ltd | Information & communication | 2024 |
| Withinher Ltd | Professional & scientific | 2024 |
| Workwear Trade Centre Limited | Wholesale & retail | 2009 |
| Yokohama H.P.T. Limited | Wholesale & retail | 1988 |
| Zact Distribution Ltd | Transport & logistics | 2021 |
| Zyx-G Ltd | Arts & recreation | 2022 |