| Charles Bell (1963) Limited | Belfast | 1963 |
| Charles Blair(Aberdeen)Limited | Aberdeen | 1976 |
| Charles Blyth & Co Limited | Manchester | 1939 |
| Charles Bragg (Bakers) Limited | Newcastle Upon Tyne | 1942 |
| Charles Bread Limited | Cardiff | 2016 |
| Charles Brocchi Limited | Eastbourne | 2023 |
| Charles Burrell & Sons (Manufacturers) Limited | Macclesfield | 2009 |
| Charles Burrell & Sons Ltd | Falkirk | 2026 |
| Charles Butler Limited | Sheffield | 2016 |
| Charles Buyers & Co. Ltd. | Ayrshire | 1978 |
| Charles Cantrill Limited | Walsall | 1962 |
| Charles Church Fine Art Limited | Blandford Forum | 2003 |
| Charles Collinge Limited | Hereford | 2019 |
| Charles Cooper (Leicester) Limited | Market Harborough | 1985 |
| Charles Day (Steels) Limited | | 1976 |
| Charles Edwards & Co. Ltd. | London | 2011 |
| Charles Eliza Ltd | Swansea | 2021 |
| Charles Endirect Limited | Wincanton | 1984 |
| Charles F.Stead & Company,Limited | Leeds | 1904 |
| Charles Family Media Ltd | Mitcham | 2026 |
| Charles Farris Limited | Warminster | 1988 |
| Charles Frodsham & Co Limited | Hove | 1893 |
| Charles Goodall & SON Limited | Woking | 1986 |
| Charles Gordon Associates Limited | Gloucester | 1976 |
| Charles Gray Engineering Ltd | Llanelli | 2019 |
| Charles Gray London Limited | London | 1982 |
| Charles Green & SON Limited | | 1948 |
| Charles Gregory & Sons (Timber) Limited | Matlock | 1960 |
| Charles H. Coward Limited | | 1948 |
| Charles Harvey Carpentry Ltd | Sutton | 2021 |
| Charles Head Limited | Milton Keynes | 1975 |
| Charles Henry Bespoke Limited | Hounslow | 2026 |
| Charles Hill Machine Tool Services Ltd | Atherstone | 2004 |
| Charles Hipkiss Interiors Ltd | Oldbury | 2022 |
| Charles Ingle (Printers) Limited | Kenilworth | 1940 |
| Charles J. Marshall (Aberdeen) Limited | Aberdeen | 1978 |
| Charles Jackson & Co. Limited | Long Buckby | 1985 |
| Charles Jarvis Limited | Westbury | 2006 |
| Charles Kendrew (Metalworkers) Limited | North Yorkshire | 1960 |
| Charles King Limited | Sandbach | 2021 |
| Charles Kirk Limited | Leicester | 1993 |
| Charles Laing and Sons Limited | Edinburgh | 1947 |
| Charles Lancaster (Rifle Makers) Limited | Horsham | 2009 |
| Charles Lancaster GUN & Riflemakers Limited | Horsham | 2010 |
| Charles Lancaster Gunmakers Limited | Chelmsford | 1989 |
| Charles Lancaster Limited | Horsham | 1984 |
| Charles Lawrence Surfaces Limited | Newark | 1968 |
| Charles Lethaby Ltd | Reading | 2020 |
| Charles Lightfoot Limited | Oldham | 2021 |
| Charles Lucas Jewellery Limited | Birmingham | 2018 |
| Charles Martell and SON Limited | Dymock | 2006 |
| Charles Neal Birmingham Limited | Alvechurch | 2011 |
| Charles Nobel Limited | Bournemouth | 2005 |
| Charles O'Doherty & Sons Limited | Co Tyrone | 1953 |
| Charles Osborn Limited | Llanfairfechan | 1946 |
| Charles Owen Bespoke Ltd | Royston | 2024 |
| Charles Palmer Vineyards Limited | Rye | 2023 |
| Charles Potter Carpentry Ltd | Fareham | 2024 |
| Charles Quercus Limited | London | 2019 |
| Charles Ransford & SON Limited | Bishops Castle | 1974 |
| Charles Robinson (Cutting Tools) Limited | Bury | 1980 |
| Charles Rowley 1830 Limited | London | 2014 |
| Charles Singleton Limited | Sheffield | 1956 |
| Charles Smith and Reddish Limited | Coventry | 1921 |
| Charles Spink & Sons (Security Fencing) Limited | Bradford | 1975 |
| Charles Sturm Ltd | Cardiff | 2020 |
| Charles Taylor Trading Ltd | Cheddleton, Leek, | 2013 |
| Charles Taylor Woodwork & Design Limited | Dalkeith | 1987 |
| Charles Tennant & Company, Limited | Glasgow | 1913 |
| Charles Thompson Limited | Mexborough | 1974 |
| Charles Titch Precision Ltd | Rugeley | 2017 |
| Charles Vivian Ltd | Bishop'S Stortford | 2020 |
| Charles W. Taylor & SON Limited | Newcastle Upon Tyne | 1949 |
| Charles Walker & Co.Limited | Elland | 1913 |
| Charles Walker Consolidated Limited | Elland | 1908 |
| Charles Watts Engineering Limited | Warwickshire | 1949 |
| Charles Wellon Mechanical Services Limited | Market Drayton | 2014 |
| Charles Wells Brewery Limited | Bedford | 2006 |
| Charles Wells Limited | Bedford | 1910 |
| Charles Yorke Limited | Kirkby-In-Ashfield | 2004 |
| Charleson Building Services Limited | Warrington | 1982 |
| Charleston Browne Limited | Gloucester | 2017 |
| Charlestown Joinery Ltd | St. Austell | 2013 |
| Charleswood Bedrooms Ltd | Village, Royton | 2003 |
| Charleswood Services Limited | Lingfield | 2015 |
| Charlesworth & SON Limited | Sutton Coldfield | 1952 |
| Charlesworth Holdings Limited | West Yorkshire | 1962 |
| Charlesworth Mouldings Limited | Sutton Coldfield | 2008 |
| Charley Bakes Limited | Felton | 2025 |
| Charli Cohen Ltd | Reigate | 2014 |
| Charlie and Johnny's Limited | Worcester | 2024 |
| Charlie Bakes Limited | Bury | 2021 |
| Charlie Bean Carpentry Ltd | Launceston | 2024 |
| Charlie Constantinou Limited | London | 2022 |
| Charlie Construction Ltd | Middlesbrough | 2018 |
| Charlie COX Media Ltd | London | 2018 |
| Charlie Creations Limited | Pembroke | 2011 |
| Charlie Energy Ltd | London | 2026 |
| Charlie Foster Carpentry & Roofing Ltd | Plymouth | 2021 |
| Charlie French Limited | Mansfield | 2019 |