| 3ME Design Ltd | Professional & scientific | 2019 |
| 3N1 Ltd | Information & communication | 2017 |
| 3NV Ltd | Information & communication | 2025 |
| 3P'S Publishing Limited | Professional & scientific | 1987 |
| 3PLEO Cars Limited | Wholesale & retail | 2024 |
| 3PM Change for Success Ltd | Information & communication | 2026 |
| 3RD Space Creative CIC | Education | 2024 |
| 3S Homes Ltd | Construction | 2022 |
| 3SE+ Services Limited | Professional & scientific | 2026 |
| 3SIXTY BPC Limited | Real estate | 2014 |
| 3SIXTY Consulting (UK) Limited | Administrative & support | 2006 |
| 3SIXTY Estate Management Ltd | Real estate | 2023 |
| 3SIXTY Management Limited | Administrative & support | 2006 |
| 3T Sports Co. Ltd | Wholesale & retail | 2026 |
| 3TONE Arts Limited | Manufacturing | 2017 |
| 3TONE Limited | Information & communication | 2016 |
| 3TONE Management Limited | Information & communication | 2017 |
| 3TONE Media Limited | Information & communication | 2017 |
| 3TONE Music Limited | Information & communication | 2018 |
| 3TONE Production Limited | Information & communication | 2017 |
| 3TONE Publishing Limited | Information & communication | 2016 |
| 3TONE Records Limited | Information & communication | 2016 |
| 3VENTIZ Limited | Information & communication | 2024 |
| 4 & 4A Hillgrove Street Management Company Limited | Real estate | 2013 |
| 4 Acramans Road Management Company Limited | Households | 1979 |
| 4 Albemarle ROW Management Co. Limited | Real estate | 1981 |
| 4 Alfred Street Bath Management Limited | Households | 1999 |
| 4 and 5 Colston Parade Management Company Limited | Real estate | 2015 |
| 4 and 6 ALL Saints Road Management Company Limited | Real estate | 1984 |
| 4 Angels 4 Limited | Hospitality | 2025 |
| 4 Arlington Villas Flat Management Limited | Households | 1984 |
| 4 Ashley Court Road Management Company Limited | Households | 1987 |
| 4 Bellevue Clifton Bristol Management Company Limited(The) | Households | 1977 |
| 4 Belvedere Road Management Company Limited | Real estate | 1991 |
| 4 Blenheim Road Management Company Limited | Households | 2002 |
| 4 Brunswick Place Bath (Management) Company Limited | Households | 1993 |
| 4 Cambridge Park Redland Management Limited | Real estate | 1981 |
| 4 Cavendish Parade (Clapham) Limited | Households | 2026 |
| 4 Cecil Road Limited | Households | 1993 |
| 4 Christchurch Road (Clifton) Management Company Limited | Administrative & support | 2004 |
| 4 Claremont Road Management Company Limited | Households | 2014 |
| 4 Clifton Park Road Limited | Households | 1986 |
| 4 Codrington Place Limited | Households | 1998 |
| 4 College Road Clifton Management Limited | Households | 1979 |
| 4 Cornwallis Crescent Limited | Households | 1995 |
| 4 Cotham Park North Cotham Management Limited | Households | 1981 |
| 4 Cotham Park Residents Association Limited | Households | 1981 |
| 4 Donald Road Management Company Limited | Households | 2018 |
| 4 Downside Road Clifton Limited | Professional & scientific | 1999 |
| 4 Dowry Square Management Company Limited | Households | 2004 |
| 4 Eaton Crescent Management Limited | Real estate | 1995 |
| 4 Emery Road Management Company Limited | Extraterritorial | 2021 |
| 4 Financial Planning Ltd | Financial services | 2019 |
| 4 Great Bedford Street Bath (Management) Company Limited | Households | 1996 |
| 4 Healthy Pets Limited | Wholesale & retail | 2019 |
| 4 Henleaze Road (Management) Limited | Households | 1978 |
| 4 Interims Recruitment Ltd | Administrative & support | 2022 |
| 4 Kenilworth Road (Management Company) Limited | Professional & scientific | 1973 |
| 4 Melrose Place Management Company Limited | Households | 1988 |
| 4 Meridian Road Management Company Limited | Households | 1990 |
| 4 Miles Road Clifton (Management) Limited | Households | 1983 |
| 4 Northcote Road Management Company Limited | Households | 1999 |
| 4 Northumberland Terrace Management Company (Plymouth) Limited | Real estate | 1998 |
| 4 Oakfield Grove (Clifton Bristol) Management Company Limited | Households | 1991 |
| 4 Osborne Road, Bristol 8 Limited | Households | 1990 |
| 4 Pembroke Road Management Company Limited | Hospitality | 1991 |
| 4 Purton Road Management Limited | Households | 2003 |
| 4 Quarters Consultancy Ltd | Professional & scientific | 2022 |
| 4 Redland Green Road (Bristol) Limited | Households | 1983 |
| 4 Richmond Terrace Management Company Limited | Households | 2006 |
| 4 Rockleaze Management Limited | Households | 1988 |
| 4 Royal York Crescent Management Limited | Households | 1980 |
| 4 Royate Hill (Bristol) Limited | Households | 2006 |
| 4 Smyth Road Bedminster Limited | Real estate | 1999 |
| 4 Upper Belgrave Road Management Company Limited | Other services | 1986 |
| 4 Victoria Walk (Management) Company Limited | Households | 1983 |
| 4 Warden Road Management Company Limited | Other services | 2015 |
| 4 West END Management Company Limited | Households | 1988 |
| 4 Worcester Crescent Bristol Management Limited | Households | 2014 |
| 4 Worcester Terrace Management Limited | Households | 1984 |
| 4&5 Management Ltd | Real estate | 2020 |
| 4&7 Redcliffe Parade West Ltd | Households | 2021 |
| 4, High ST (Twyford) Property Management Ltd | Households | 2026 |
| 4, Imperial Road, Redland (Management) Limited | Households | 1982 |
| 4, Victoria Square (Clifton) Limited | Households | 1985 |
| 4, Woodland Road, Clifton, Management, Limited | Hospitality | 2001 |
| 4/5 Portland Place Bath (Management) Company Limited | Households | 1996 |
| 40 Alma Vale Road Management Limited | Households | 1984 |
| 40 Apsley Road (Bristol) Limited | Households | 1963 |
| 40 Carnarvon Road Management Company Limited | Households | 1985 |
| 40 College Road Management Company Limited | Administrative & support | 1996 |
| 40 Downleaze Management Co. Limited | Households | 1984 |
| 40 Fernbank Road Management Limited | Households | 1984 |
| 40 Hampton Road (Redland) Management Co Limited | Households | 1991 |
| 40 Jacobs Wells Road Management Company Ltd | Real estate | 2021 |
| 40 Morse Road Redfield Bristol Management Company Limited | Real estate | 2004 |
| 40 Percent Ltd | Professional & scientific | 2021 |
| 40 Royal York Crescent Management Company Limited | Households | 1992 |
| 40 Seymour Road Management Limited | Households | 1988 |
| 40 Sussex Place Management Ltd | Households | 2024 |