| Moonstone Recruitment Solutions Ltd | Administrative & support | 2024 |
| Moontapas Ltd | Hospitality | 2026 |
| Moonunit Productions Limited | Information & communication | 2019 |
| Moor Beer Company Limited | Manufacturing | 2005 |
| Moorcroft Consulting Search & Selection Limited | Administrative & support | 2017 |
| Moordown Property Management Limited | Real estate | 2007 |
| Moore & Skinner Commercial Ltd | Real estate | 2002 |
| Moore and SON Properties Ltd | Real estate | 2026 |
| Moore Development Management Limited | Real estate | 2022 |
| Moore Development Projects Ltd | Construction | 2024 |
| Moore Freeston Architects Ltd | Professional & scientific | 2017 |
| Moore Momentum Ltd | Professional & scientific | 2024 |
| Moore Roofing Limited | Construction | 2003 |
| Moore Training Limited | Administrative & support | 2005 |
| Moorepay Compliance Limited | Professional & scientific | 1995 |
| Moorepay Group Limited | Professional & scientific | 1972 |
| Moorepay Limited | Information & communication | 1966 |
| Mooreview Studios Ltd | Professional & scientific | 2025 |
| Moorfield Estate Agents Limited | Real estate | 2001 |
| Moorfields Estate Agents Limited | Real estate | 2012 |
| Moorhead Close Limited | Real estate | 2015 |
| Moorhouse Lane Limited | Real estate | 2024 |
| Moorhouse Lane Solar Limited | Real estate | 2025 |
| Moorings NO.1 Limited | Administrative & support | 2000 |
| Moorland Gate (Bishops Lydeard) Management Company Limited | Households | 2020 |
| Moorlands Farm Management Co Ltd | Households | 2015 |
| Moorlands Flats Management (Bristol) Limited | Households | 1974 |
| Moorlands Property Management Limited | Households | 1982 |
| Moorpoint Limited | Real estate | 1993 |
| Moosa Global Ltd | Wholesale & retail | 2026 |
| Moose Electrical Ltd | Construction | 2026 |
| Moose Hall Wellness Ltd | Health & social care | 2016 |
| Moose Hall Worle Limited | Public administration | 2026 |
| Moose Marketing Limited | Real estate | 2006 |
| Moose Music Limited | Information & communication | 2016 |
| Moose Property Holdings Ltd | Households | 2018 |
| Moose Property Ltd | Real estate | 2017 |
| Moose Studios Ltd | Professional & scientific | 2020 |
| Moosehead Limited | Construction | 2012 |
| Mooster Group Ltd | Professional & scientific | 2025 |
| Moostix Limited | Information & communication | 2015 |
| Mooyila Ltd | Professional & scientific | 2021 |
| Moozme Ltd | Transport & logistics | 2015 |
| Moprinto Limited | Manufacturing | 2022 |
| Morais & Bredoff Ltd | Hospitality | 2023 |
| Morales Cafe Ltd | Hospitality | 2025 |
| Morals & Dogma Limited | Administrative & support | 2011 |
| Moran & Sons Flooring Ltd | Construction | 2001 |
| Moray Cashmere Ltd | Manufacturing | 2006 |
| Morbey Developments Limited | Construction | 2025 |
| Morclad Roofing Ltd | Construction | 2002 |
| Mordam Developments Limited | Real estate | 2004 |
| More Life Group Ltd | Arts & recreation | 2023 |
| More Metrics Limited | Professional & scientific | 2010 |
| More Nests Ltd | Real estate | 2025 |
| More Salt Ltd | Hospitality | 2020 |
| Morefans Management Ltd | Professional & scientific | 2025 |
| Morgan & Sons Estate Agents Limited | Real estate | 1999 |
| Morgan 3 Limited | Real estate | 2021 |
| Morgan Acoustics Ltd | Manufacturing | 2024 |
| Morgan Anthony Housing Solutions Limited | Households | 2024 |
| Morgan Beddoe Limited | Real estate | 1998 |
| Morgan Beddoe Property Services Ltd | Real estate | 2010 |
| Morgan Builders and Project Management Ltd | Construction | 2024 |
| Morgan Cartwright Financial Services Ltd | Financial services | 2021 |
| Morgan Cleaning Limited | Administrative & support | 2005 |
| Morgan Dickson Associates Limited | Administrative & support | 2020 |
| Morgan Education Limited | Education | 2002 |
| Morgan Gibbs Cleaning Services Limited | Administrative & support | 2021 |
| Morgan Greenwood Limited | Administrative & support | 2019 |
| Morgan Hamilton Advisory Ltd | Professional & scientific | 2025 |
| Morgan Letting Limited | Real estate | 2014 |
| Morgan Lloyd Administration Limited | Financial services | 2003 |
| Morgan Lloyd Invest Ltd | Financial services | 2014 |
| Morgan Lloyd Sipp Services Limited | Financial services | 2008 |
| Morgan Lloyd Sipp Trustees Limited | Professional & scientific | 2013 |
| Morgan Maintenance Bristol Ltd | Real estate | 2007 |
| Morgan P P Limited | Real estate | 2015 |
| Morgan Projects Limited | Real estate | 2022 |
| Morgan Property Letting Ltd | Real estate | 2019 |
| Morgan R H Limited | Real estate | 2015 |
| Morgan Residential Property Ltd | Households | 2019 |
| Morgan Roofing and Carpentry Ltd | Construction | 2024 |
| Morgan Stamper Development Limited | Construction | 2024 |
| Morgan Structural Ltd | Professional & scientific | 2012 |
| Morgan Team LP | | 2012 |
| Morgan Thatcher Appware Solutions Ltd | Information & communication | 2020 |
| Morgan Vale Properties Ltd | Construction | 2025 |
| Morgan-Schulz Limited | Financial services | 2022 |
| Morganlets Ltd | Real estate | 2018 |
| Morganrp Ltd | Real estate | 2018 |
| Morgans Home Limited | Other services | 2023 |
| Morgans Local Ltd | Wholesale & retail | 2022 |
| Morganweld Limited | Manufacturing | 2014 |
| Morgan’S Construction (Bristol) Ltd | Construction | 2024 |
| Morgreen Garden Services Limited | Administrative & support | 2025 |
| Morhart Pension Services Ltd | Financial services | 2021 |
| Moriah Group Ltd | Construction | 2026 |
| Morie Business Consulting Ltd | Information & communication | 2024 |
| Morley & Morley Ltd | Manufacturing | 2022 |