| THE Big IT Company Limited | Information & communication | 2012 |
| THE Brackens Management Company Limited | Households | 2000 |
| THE Brand YOU Company Ltd | Professional & scientific | 2012 |
| THE Cedars (Pulborough) Limited | Real estate | 2016 |
| THE DAL Family Limited | Professional & scientific | 2025 |
| THE Dangerous Goods Office Ltd. | Professional & scientific | 2014 |
| THE Dog Groomers at Squires Ltd | Other services | 2021 |
| THE FAB Food Bakery Co Ltd | Manufacturing | 2020 |
| THE Forest School Company Limited | Health & social care | 2024 |
| THE GAY Street Food and Drink Company Ltd | Wholesale & retail | 2020 |
| THE Glebe (Storrington) Management Company Limited | Households | 2019 |
| THE Green Room Hair Design Ltd | Other services | 2022 |
| THE Greenhouse at Stane Street LLP | | 2019 |
| THE Hair Boutique Sussex Ltd | Extraterritorial | 2024 |
| THE Head Gardener Coach and Consultant Ltd | Professional & scientific | 2023 |
| THE Hive Sussex Ltd | Education | 2025 |
| THE Honeybee Coffee Roastery Ltd | Manufacturing | 2017 |
| THE House Surgery Limited | Administrative & support | 2003 |
| THE Innova Partnership Limited | Professional & scientific | 1994 |
| THE International Public Schools Club Limited | Other services | 2016 |
| THE Jaloma Group Limited | Real estate | 2025 |
| THE Joinery & Furniture Company Ltd | Manufacturing | 2017 |
| THE Letting Collection Limited | Real estate | 2024 |
| THE Little Coffee Shack Ltd | Wholesale & retail | 2024 |
| THE Loft Pickles and Jams Ltd | Manufacturing | 2009 |
| THE Louisa Drake Method Ltd | Other services | 2017 |
| THE Mary HOW Trust for Cancer Prevention | Health & social care | 2007 |
| THE Monkmead Copse Residents Association Limited | Households | 1997 |
| THE Norton Tile Company Limited | Manufacturing | 1995 |
| THE Nursery Group (Belvedere) Limited | Education | 2025 |
| THE Nursery Group (Bexleyheath) Limited | Education | 2025 |
| THE Nursery School Company Holdings Ltd | Education | 2021 |
| THE Nursery School Company Limited | Education | 2018 |
| THE Paddocks (Watersfield) Management Company Limited | Real estate | 2001 |
| THE Pulborough Exchange Limited | Wholesale & retail | 2019 |
| THE Pulborough Tea Room Ltd | Real estate | 2016 |
| THE Red Team Business Improvement Specialists Limited | Professional & scientific | 2014 |
| THE Russell Collective Ltd | Arts & recreation | 2026 |
| THE Solution Store Limited | Information & communication | 2021 |
| THE Squire and Aussie Limited | Hospitality | 1999 |
| THE Sussex Deli Co Ltd | Hospitality | 2026 |
| THE Sussex Iris Company Ltd | Manufacturing | 2015 |
| THE Sussex Pet Rescue Charitable Trust | Professional & scientific | 1994 |
| THE Sussex Travel Lounge Ltd | Administrative & support | 2023 |
| THE Townhouse Hotel Arundel Ltd | Hospitality | 2026 |
| THE Travelcohol-Free Club Ltd | Administrative & support | 2025 |
| THE Ultimate Singing Waiters Ltd | Arts & recreation | 2018 |
| THE Village Taverna in Storrington Ltd | Hospitality | 2026 |
| THE Vintage Garden Company Sussex Ltd | Wholesale & retail | 2013 |
| THE Well and Good Wagon CIC | Professional & scientific | 2024 |
| THE White Lion Public House Ltd | Hospitality | 2022 |
| Thermal Fluid Systems Limited | Manufacturing | 1985 |
| Thermco Systems Limited | Manufacturing | 2003 |
| Thor HV Services Limited | Professional & scientific | 2011 |
| Thornhill Management Company (Southgate) Limited | Households | 2004 |
| Thorvex Capital Limited | Financial services | 2026 |
| Three Dimensional Impact Ltd | Hospitality | 2003 |
| TIM Dodd Consulting Services Limited | Information & communication | 2001 |
| TJC Services Limited | Financial services | 2025 |
| Tjca Services Ltd | Information & communication | 2023 |
| Tockhill Limited | Real estate | 1996 |
| Toll House Sussex Limited | Real estate | 1966 |
| Tommygun Limited | Professional & scientific | 2001 |
| Tony Anthony Ltd | Information & communication | 2008 |
| Top END Flooring Limited | Construction | 2021 |
| Tower Media Services Limited | Information & communication | 2024 |
| Traffic Management Southeast Ltd | Public administration | 2016 |
| Tranquility Health Limited | Other services | 2024 |
| Transglobal Plant Limited | Wholesale & retail | 2014 |
| Travel Decisions Ltd | Professional & scientific | 2021 |
| Travel Promoters Limited | Professional & scientific | 2018 |
| Travel Retail Global Limited | Construction | 2004 |
| Trevelyan Ltd | Information & communication | 2010 |
| Trevor Williams Roadshow Ltd | Arts & recreation | 2003 |
| Tri-Star Fire Limited | Administrative & support | 2005 |
| Trumptone Limited | Real estate | 1981 |
| Trust One Financial Services Limited | Financial services | 2015 |
| Tulip Care at Home Ltd | Health & social care | 2025 |
| Tulip Heights Ltd. | Wholesale & retail | 1992 |
| Twynings & Rockwood Ltd | Real estate | 2016 |
| Udimore Limited | Other services | 2021 |
| Ukbreathalysers Ltd | Extraterritorial | 2009 |
| Ultimate Sports Engineering Limited | Professional & scientific | 1990 |
| Ultratex Vending Ltd | Wholesale & retail | 2026 |
| Uncorked Wine Limited | Wholesale & retail | 2024 |
| Urban Life Support Limited | Information & communication | 2002 |
| V & P Enterprises Limited | Hospitality | 2007 |
| VAG Diag Ltd | Wholesale & retail | 2024 |
| Vegan Womens Club Ltd | Wholesale & retail | 2024 |
| Venture Swan Investments Limited | Real estate | 2019 |
| Veterinary Ventures Limited | Professional & scientific | 2012 |
| Video Protect Limited | Information & communication | 2005 |
| Village Nurseries ( West Chiltington) Ltd | Wholesale & retail | 2025 |
| Vinesavvy Ltd | Agriculture & fishing | 2024 |
| Vinyl Cowboys Ltd | Arts & recreation | 2019 |
| Viouk Limited | Other services | 2018 |
| Vitacore Biolabs Ltd | Professional & scientific | 2026 |
| Vive LA Maison Ltd | Wholesale & retail | 2011 |
| Vrommelotter Ltd | Professional & scientific | 2024 |
| W S F Partners Limited | Information & communication | 2002 |