| Mindproof Ltd | Education | 2018 |
| Minds and Bodies Healthcare Limited | Health & social care | 2014 |
| Minds Lead Limited | Education | 2025 |
| Minds Matter Clinic Ltd | Health & social care | 2022 |
| Mindset Recruitment Ltd | Administrative & support | 2017 |
| Mindshift Consultancy Ltd | Health & social care | 2016 |
| Mindvit Ltd | Manufacturing | 2024 |
| Mindworks Therapies Ltd | Health & social care | 2023 |
| Mined London Ltd | Wholesale & retail | 2021 |
| Minerva Campaigns and Communications Services Ltd | Professional & scientific | 2019 |
| Minerva DS Limited | Professional & scientific | 2025 |
| Minerva Environmental Consulting & Project Management Limited | Professional & scientific | 2022 |
| Ming's Cuisine Ltd | Hospitality | 2018 |
| Ming's Kitchen Takeaway Ltd | Hospitality | 2023 |
| Mingles Consultancy Ltd | Health & social care | 2017 |
| Mini Housing Ltd | Real estate | 2023 |
| Mini Motions Ltd | Arts & recreation | 2019 |
| Miniature Railway Workshop Ltd | Professional & scientific | 2018 |
| Minicasa Limited | Professional & scientific | 2025 |
| Minlun (Machine) United Kingdom Ltd | Professional & scientific | 2016 |
| Minno Jewellery Ltd | Wholesale & retail | 2024 |
| Minor Trees Limited | Agriculture & fishing | 2021 |
| Minster Court (Boughton) Management Company Limited | Households | 2017 |
| Minster Court (Flat Numbers 13-16) Nottingham Limited | Extraterritorial | 2008 |
| Minster Court (Flat Numbers 5-8) Nottingham Limited | Households | 2008 |
| Minster Court Nottingham Ltd | Hospitality | 2004 |
| Minster Decorators and Maintenance Ltd | Construction | 2014 |
| Minster Interiors Limited | Construction | 2013 |
| Minster Veterinary Centre Limited | Professional & scientific | 2005 |
| Minster Walk (Southwell) Management Company Limited | Households | 2003 |
| Mint Duck Clothing Ltd | Wholesale & retail | 2021 |
| Mint Education Ltd | Education | 2024 |
| Mint Hair Boutique Ltd | Other services | 2014 |
| Mint of Nottingham Executive Chauffeurs Ltd | Transport & logistics | 2025 |
| Mint Plumbing and Bathrooms Limited | Other services | 2008 |
| Mint Theory Limited | Wholesale & retail | 2025 |
| Mint Wheels Ltd | Wholesale & retail | 2018 |
| Mintmay Support Services Ltd | Health & social care | 2023 |
| Minus One Leisure Ltd | Hospitality | 2024 |
| Miocura and Property Solution Ltd | Financial services | 2022 |
| Miola Homes Ltd | Real estate | 2024 |
| MIR Properties (Fulham) Limited | Real estate | 2023 |
| Mira Ecommerce Goods Limited | Wholesale & retail | 2026 |
| Miracle Stays Ltd | Hospitality | 2025 |
| Miraheart Ltd | Other services | 2023 |
| Miran Logistics UK Limited | Transport & logistics | 2017 |
| Miratronic Limited | Professional & scientific | 2003 |
| Miraya Maison Limited | Wholesale & retail | 2025 |
| Mirer Kama Limited | Hospitality | 2024 |
| Mirga Distributions Limited | Wholesale & retail | 2025 |
| Miri Wani Locum Services Ltd | Health & social care | 2012 |
| Miriam&Miral Limited | Transport & logistics | 2025 |
| Mirindely Ltd | Transport & logistics | 2019 |
| Miris (UK) Ltd | Professional & scientific | 2013 |
| Mirispita Ltd | Hospitality | 2025 |
| Miro Construction Ltd | Construction | 2022 |
| Miroslav Dunka Ltd | Construction | 2025 |
| Mirpur Funeral Committee Nottingham Ltd | Other services | 2022 |
| Mirramirraevents Ltd | Professional & scientific | 2019 |
| Mirror Image Fitness Limited | Arts & recreation | 2022 |
| Mirror ME App Ltd | Wholesale & retail | 2025 |
| Mirror Mirror Hair Design Ltd | Other services | 2016 |
| Mirrors Beauty Limited | Other services | 2019 |
| Mirtod (Nottingham) Limited | Construction | 2013 |
| Miscellanea Ltd | Wholesale & retail | 2023 |
| Miscellanea Movers Ltd | Water & waste | 2025 |
| Misfay Ltd | Health & social care | 2019 |
| Mish Retail Limited | Wholesale & retail | 2013 |
| Mishka Property Management Limited | Real estate | 2020 |
| Miss B Creative Limited | Professional & scientific | 2010 |
| Miss Bikini World Organisation Limited | Arts & recreation | 2020 |
| Miss Britain Limited | Arts & recreation | 2020 |
| Miss Business Ltd | Extraterritorial | 2011 |
| Miss Entrepreneur Ltd | Extraterritorial | 2011 |
| Miss Great Britain Organisation Limited | Arts & recreation | 2020 |
| Miss Leah Limited | Arts & recreation | 2018 |
| Miss Liberty Clark Ltd | Professional & scientific | 2025 |
| Miss Lou's Place Ltd | Wholesale & retail | 2024 |
| Miss Tash Vintage Ltd | Wholesale & retail | 2022 |
| Miss Tourism Limited | Professional & scientific | 2012 |
| Miss Tourism World Limited | Professional & scientific | 2012 |
| Miss Tourism World Organisation Limited | Arts & recreation | 2019 |
| Missence Limited | Professional & scientific | 2007 |
| Missimp CIC | Arts & recreation | 2019 |
| Missing Link Ventures Limited | Real estate | 2025 |
| Missio Corporation Limited | Wholesale & retail | 2023 |
| Mission Room Limited | Information & communication | 2011 |
| Mission Studio Limited | Transport & logistics | 2023 |
| MISSION2CARE Limited | Health & social care | 2013 |
| Missiontimes Care Services Limited | Health & social care | 2012 |
| Mississippi Limited | Administrative & support | 1998 |
| Missy Healthcare Limited | Health & social care | 2015 |
| Mista Quix Promotions Ltd | Hospitality | 2026 |
| Misterluxe Productions Ltd | Professional & scientific | 2016 |
| Mistraal Ltd | Professional & scientific | 2023 |
| Mistryx Ltd | Professional & scientific | 2021 |
| Mistwood Studio Ltd | Arts & recreation | 2025 |
| Misty Jones Services Ltd | Education | 2026 |
| Mistyfield Properties Ltd | Real estate | 2024 |
| Mita AI Ltd | Information & communication | 2019 |