| Blue Moon Events and Hospitality Limited | Bedford | 2015 |
| Blue Moon Fine Indian Food Limited | London | 2008 |
| Blue Moon Hospitality Management Services Limited | Sheffield | 2018 |
| Blue Moon Inns Ltd | Rotherham | 2025 |
| Blue Moon London Cafe & Restaurant Ltd | Taunton | 2023 |
| Blue Moon Sushi Ltd | London | 2021 |
| Blue Moon Vintners Limited | Milton Keynes | 2007 |
| Blue Mountain Business Services Ltd | Wednesbury | 2019 |
| Blue Mountain Cafe Ltd | Middlesex, London | 2019 |
| Blue Mountain Caribbean Cuisine Limited | London | 2025 |
| Blue Mountain Coffee Lounge Limited | London | 2025 |
| Blue Muki Ltd | Maidstone | 2018 |
| Blue Mustard (Falmouth) Limited | Penryn | 2012 |
| Blue Mustard Limited | Penryn | 2004 |
| Blue Naan Fusion Ltd | London | 2018 |
| Blue Nailers Arms Ltd | Birmingham | 2023 |
| Blue Nile Bakery (2023) Ltd | London | 2023 |
| Blue Nile Cafe Bolton Limited | Bolton | 2024 |
| Blue Nile Coffee Limited | Doncaster | 2022 |
| Blue Nile Family Ltd | London | 2015 |
| Blue Nile Restaurant Ltd | Calder Island Way | 2015 |
| Blue Nile South Ltd | Brighton | 2020 |
| Blue Nile Stockport Ltd | Rochdale | 2024 |
| Blue Nile Taven Ltd | Brmingham | 2021 |
| Blue North West Property Ltd | Manchester | 2024 |
| Blue Oasis Apartment Limited | London | 2019 |
| Blue Ocean (Pitshanger) London Limited | London | 2021 |
| Blue Ocean 138 Ltd | Chelmsford | 2022 |
| Blue Ocean Chippy Limited | Derby | 2023 |
| Blue Ocean Chipshop Ltd | London | 2024 |
| Blue Ocean Emerald Ltd | London | 2024 |
| Blue Ocean Fish Bar and Kebabs Ltd | Derby | 2020 |
| Blue Ocean Fish Limited | Great Yarmouth | 2021 |
| Blue Ocean FRY Ltd | Portsmouth | 2026 |
| Blue Ocean Grimsby Limited | Grimsby | 2012 |
| Blue Ocean King Limited | Altrincham | 2019 |
| Blue Ocean London Ltd | Ilford | 2026 |
| Blue Ocean Staffing Limited | London | 2024 |
| Blue Ocean Take Away Food Limited | Exmouth | 2025 |
| Blue Ocean Weybridge Ltd | Weybridge | 2024 |
| Blue Olive Northants Ltd | Thrapston | 2019 |
| Blue Olive Rhosneigr Ltd | Rhosneigr | 2024 |
| Blue One Serviced Apartments Limited | Sheffield | 2026 |
| Blue Onion Cafe Ltd | Oldham | 2020 |
| Blue Onyx Limited | Bournemouth | 2025 |
| Blue Opal Properties Limited | Hitchin | 2023 |
| Blue Orchid (City) Limited | London | 2023 |
| Blue Orchid (London) Limited | London | 2023 |
| Blue Orchid (Rochester) Limited | London | 2017 |
| Blue Orchid (Romford) Ltd | London | 2014 |
| Blue Orchid (Tower Apartments) Limited | London | 2022 |
| Blue Orchid (Tower Residences) Limited | London | 2022 |
| Blue Orchid (Tower Suites) Limited | London | 2017 |
| Blue Orchid (Wellington) Limited | London | 2017 |
| Blue Orchid Aspley Guise Ltd | Luton | 2018 |
| Blue Orchid Group Limited | London | 2018 |
| Blue Orchid Restaurant Ltd | Barking | 2025 |
| Blue Orchid Venue Croydon Ltd | Croydon | 2026 |
| Blue Oyster Fish Bar Ltd | Newport | 2020 |
| Blue Pakora Ltd | Stockport | 2019 |
| Blue Palm Apartments Ltd | Swansea | 2019 |
| Blue Palm Coffee Limited | Tonbridge | 2023 |
| Blue Palms Hotel Limited | Bournemouth | 2019 |
| Blue Park Ventures Limited | London | 2023 |
| Blue Parrot Margate Ltd | Ilford | 2025 |
| Blue Pavilion Ltd | Leeds | 2020 |
| Blue Pear Group Ltd | Beaconsfield | 2025 |
| Blue Pearl (Grantham) Ltd | Birmingham | 2022 |
| Blue Pearl Catering Ltd | Westminster | 2014 |
| Blue Pearl Pinxton Ltd. | Nottingham | 2019 |
| Blue Penguin Bars Ltd | Southampton | 2023 |
| Blue Pepper Catering Ltd | Leeds | 2013 |
| Blue Peter Club Limited | Leicester | 2003 |
| Blue Peter Club PR Limited | Leicester | 2013 |
| Blue Peter Spice Bar & Grill Limited | Leicester | 2015 |
| Blue Piano Limited | Birmingham | 2010 |
| Blue Pillar Solutions Ltd | West Drayton | 2025 |
| Blue Pits Housing Action | Rochdale | 2011 |
| Blue Plate (Downderry) Limited | Ivybridge | 2015 |
| Blue Pluto Limited | Uxbridge | 2025 |
| Blue Point Leicester Ltd | Leicester | 2025 |
| Blue Portslade Limited | Brighton | 2019 |
| Blue Print Pizza Co Ltd | Newry | 2025 |
| Blue Protection Ltd | London | 2023 |
| Blue Puffin Stays Ltd | Cirencester | 2021 |
| Blue Pure Limited | Glasgow | 2019 |
| Blue Rabbit Chefs Ltd | Reading | 2023 |
| Blue Rain Limited | Chatham | 2025 |
| Blue Residencies Ltd | London | 2025 |
| Blue Riband Events Ltd | London | 2022 |
| Blue Rider Group Ltd | Wembley | 2019 |
| Blue Ridge Holdings Limited | Peterborough | 2016 |
| Blue River UK Catering Ltd | London | 2025 |
| Blue Rock Catering Limited | Stafford | 2003 |
| Blue Rock Enterprises Limited | London | 2011 |
| Blue Room Pubs Ltd | Mirfield | 2025 |
| Blue Saffron Indian Takeaway Ltd | Uxbridge | 2019 |
| Blue Safire Ltd | Wembley | 2013 |
| Blue Sakura Ltd | Leeds | 2017 |
| Blue Sakura Manchester Ltd | Leeds | 2024 |