| THE Loft Converter (City) Limited | Construction | 2008 |
| THE Loftings Management Company (Maidenhead) Limited | Real estate | 2016 |
| THE Long Shoot (Nuneaton) Management Company Limited | Households | 2017 |
| THE Luxury Crèche Co Limited | Other services | 2024 |
| THE Mall (Erdington NO 2) Management Company Limited | Households | 2005 |
| THE Maltings (Alnwick) Management Company Limited | Real estate | 2017 |
| THE Maltings at Penwortham Management Company Limited | Professional & scientific | 2018 |
| THE Maltings Biddenden Management Company Limited | Households | 2018 |
| THE Markham Agency Limited | Administrative & support | 2009 |
| THE Meadows (Ollerton) Management Company Limited | Households | 2007 |
| THE Mexican Cantina Company Ltd | Hospitality | 2019 |
| THE Musiclab Limited | Education | 2007 |
| THE Nurseries (Hillingdon) Management Company Limited | Households | 2002 |
| THE Oaks (Birmingham) Management Company Limited | Households | 2003 |
| THE Ocean Partnership Limited | Administrative & support | 2002 |
| THE Old School Wormley Residents Association Limited | Other services | 1998 |
| THE Old Schoolhouse (Services) Limited | Households | 2005 |
| THE Old Vicarage (West Yorkshire) Management Company Limited | Households | 2012 |
| THE One Glove Company Limited | Wholesale & retail | 2004 |
| THE Orchards (Vigo Lane) Management Company Limited | Real estate | 2007 |
| THE Paddocks (Houghton LE Spring) Management Company Limited | Households | 2007 |
| THE Paddocks (Widnes) Residents Association Limited | Households | 2004 |
| THE Park (NO. 1) Management Company Limited | Households | 2006 |
| THE Pastures (Gorleston) Residents Association Limited | Households | 2004 |
| THE Pavilion (Poulton) Management Company Limited | Households | 2016 |
| THE Pavilions (Bilton Road) Management Company Limited | Households | 2005 |
| THE Payroll Lady Ltd | Administrative & support | 2003 |
| THE Pennington Wharf Community Management Company Limited | Households | 2014 |
| THE Pines (Boole Heights) Management Company Limited | Households | 2005 |
| THE Pines (Lindley) Management Company Limited | Households | 2004 |
| THE Pines (Lindley) Number 2 Management Company Limited | Households | 2007 |
| THE Point (Hampton Hargate) Management Company Limited | Households | 2005 |
| THE Point (West Derby) Management Company Limited | Households | 2004 |
| THE Poppies (Maidstone) Residents Management Company Limited | Households | 2023 |
| THE Poppys (EA) Management Company Limited | Households | 2006 |
| THE Precise Design Company Ltd | Wholesale & retail | 2008 |
| THE Professional Ironing Company Limited | Professional & scientific | 2006 |
| THE Quality Improvement Healthcare Company Limited | Health & social care | 2012 |
| THE Quays (Gainsborough) Management Company Limited | Households | 2005 |
| THE Quinneys Road Management Company Ltd | Households | 2005 |
| THE RDB Health Frontiers Limited | Health & social care | 2019 |
| THE Relationship Place Ltd | Administrative & support | 2021 |
| THE Reportage Company Limited | Professional & scientific | 2012 |
| THE Rise Residents Management Company (Flats) Limited | Households | 2014 |
| THE Rise Residents Management Company Limited | Households | 2014 |
| THE Rookery (Management Company) Limited | Households | 2022 |
| THE Sandhill Homes Corporation Limited | Extraterritorial | 2012 |
| THE Sandpipers (Blackpool) Management Company Ltd | Households | 2018 |
| THE Secure Assessment Group Ltd | Professional & scientific | 2025 |
| THE Shires (George Wimpey) Management Company Limited | Households | 2004 |
| THE Shires (Oswaldtwistle) Management Company Ltd | Households | 2019 |
| THE Sidings (Bristol Road) Management Company Limited | Households | 2004 |
| THE Sidings (Stratford Road) Management Company Limited | Households | 2007 |
| THE Sparks Group Ltd | Construction | 2021 |
| THE Spindles Estate Co Limited | Real estate | 2021 |
| THE Spinney (Northolt) Management Company Limited | Households | 2002 |
| THE Springs (Askern) Management Company Limited | Households | 2016 |
| THE Taisty's Limited | Hospitality | 2017 |
| THE Umbrella Factory RTM Company Limited | Households | 2024 |
| THE Vibe Tribe Limited | Arts & recreation | 2017 |
| THE View Glossop Management Company Limited | Households | 2018 |
| THE Villa Nursery Limited | Agriculture & fishing | 2013 |
| THE Vineyard (Acocks Green) Management Company Limited | Households | 2005 |
| THE Watkins Group Limited | Professional & scientific | 1979 |
| THE Website Group Limited | Professional & scientific | 2015 |
| THE Wickets Leicester Residential Management RTM Company Limited | Households | 2010 |
| THE Windmills (Mattishall) Management Co. Limited | Households | 1990 |
| Thebelles Ltd | Real estate | 2022 |
| Theberton Properties | | 2007 |
| Themis Capital Management Limited | Financial services | 2016 |
| Thesmokebox Ltd | Wholesale & retail | 2021 |
| They Crave Production Limited | Information & communication | 2026 |
| Think Teachers Limited | Administrative & support | 2015 |
| Thinking Thinkers Ltd | Education | 2025 |
| Thinkon Consulting Limited | Information & communication | 2016 |
| Thinkon Enterprises Limited | Information & communication | 2013 |
| Third Wood Farm Park Management Co Limited | Households | 2000 |
| Threecreps Ltd | Wholesale & retail | 2022 |
| Thurleigh Court Management Company Limited | Households | 1983 |
| Thurso House (Dunston Riverside) Management NO 2 Limited | Households | 2003 |
| TIA Holdings Limited | Real estate | 2019 |
| Tiddley Tots Childcare Ltd | Health & social care | 2017 |
| Tiddley Tots Daycare Ltd | Health & social care | 2019 |
| Tiddley Tots Nursery Limited | Health & social care | 2010 |
| Tilbury Fields (Oxford) Management Company Limited | Households | 2014 |
| Tiny Toes Nursery Limited | Education | 2005 |
| TIP Top Teepees Ltd | Administrative & support | 2021 |
| Tiverton House (Rothwell) Management Company Limited | Households | 2006 |
| TJI Builders Ltd | Construction | 2024 |
| TLB Group Ltd | Administrative & support | 2017 |
| TM Building Limited | Construction | 2012 |
| TMC Secretarial Services Ltd | Administrative & support | 2022 |
| TMS Landscapes & General Building Limited | Construction | 2017 |
| TNH Electrical Services Ltd | Construction | 2019 |
| Tollgate Insurance Brokers Limited | Financial services | 2015 |
| Tony Parcel Services Ltd | Transport & logistics | 2019 |
| Tony Riccardi Action Ltd | Professional & scientific | 2020 |
| Tooke House Hertford Limited | Real estate | 2023 |
| Top Steel Buildings Limited | Construction | 2021 |
| Torrino Estate Limited | Real estate | 2022 |