| THE Mindful Parenting Company Limited | Wholesale & retail | 2021 |
| THE Mobile Bodyshop Limited | Wholesale & retail | 2024 |
| THE Modular Grating Company Ltd | Wholesale & retail | 2018 |
| THE Moneyhub Limited | Financial services | 2004 |
| THE Mortgage DAD Limited | Financial services | 2020 |
| THE Mortgage MUM Holdings Limited | Financial services | 2024 |
| THE Mortgage MUM Limited | Financial services | 2018 |
| THE Mortgage MUM Wealth Limited | Professional & scientific | 2024 |
| THE Music MAN Project Limited | Education | 2019 |
| THE Nail Bar HTN Ltd | Other services | 2017 |
| THE NE Property Group Ltd | Real estate | 2022 |
| THE New Cafe 709 Limited | Hospitality | 2005 |
| THE New Twentys Limited | Arts & recreation | 2021 |
| THE Noble Victories Company Limited | Real estate | 2024 |
| THE Northampton Machinery Company Limited | Extraterritorial | 2008 |
| THE Observatory (Leigh) Limited | Health & social care | 2001 |
| THE Old Alma Ltd | Hospitality | 2019 |
| THE Old Parish Rooms Limited | Hospitality | 2004 |
| THE Optimum Spine Centre Ltd | Health & social care | 2011 |
| THE Outlet Farm Shop (Burstead) Ltd | Wholesale & retail | 2020 |
| THE PAD GUY Limited | Arts & recreation | 2026 |
| THE Page Creative Group Limited | Financial services | 2020 |
| THE Pest Company Essex Ltd | Agriculture & fishing | 2025 |
| THE Pilates Base Ltd | Other services | 2015 |
| THE Plant Based Meal Co. Ltd | Hospitality | 2017 |
| THE Pleasure Horse Society Limited | Other services | 2003 |
| THE Plug London Ltd | Wholesale & retail | 2021 |
| THE Posh App Ltd | Manufacturing | 2024 |
| THE Prime Mortgage Company Limited | Financial services | 2016 |
| THE Product Bureau Limited | Professional & scientific | 2010 |
| THE Progress Cafe Ltd | Hospitality | 2024 |
| THE Property Personal Assistant Ltd | Households | 2019 |
| THE Ramblers Riding Club and Pony Parties Limited | Arts & recreation | 2019 |
| THE Rayleigh Grind Ltd | Hospitality | 2023 |
| THE Recovery First Housing Project Community Interest Company | Public administration | 2018 |
| THE Redeemed Christian Church of GOD Throne of Grace | Other services | 2019 |
| THE Refill Room Ltd | Wholesale & retail | 2018 |
| THE Remedy Store Ltd | Wholesale & retail | 2025 |
| THE Reptile Reserve Limited | Other services | 2007 |
| THE Retro Hunter Limited | Wholesale & retail | 2017 |
| THE Rochford Garage Limited | Manufacturing | 2003 |
| THE Rolling Bean Limited | Hospitality | 2015 |
| THE Rubicon Agency Ltd | Other services | 2014 |
| THE Sand Bar Grill & Seafood Limited | Hospitality | 2024 |
| THE Secret Garden Leigh Limited | Hospitality | 2022 |
| THE Sewing Factory Limited | Manufacturing | 2021 |
| THE Show 4 Kids Limited | Arts & recreation | 2008 |
| THE Skin Hub Essex Ltd | Other services | 2020 |
| THE Slice Creative Ltd | Arts & recreation | 2025 |
| THE Sovereign Collective Ltd | Real estate | 2025 |
| THE Sports Rehab LAB Limited | Arts & recreation | 2023 |
| THE Steaming MUG Limited | Hospitality | 2019 |
| THE Stress Free Group Limited | Real estate | 2022 |
| THE Strong & Happy Plan Limited | Health & social care | 2019 |
| THE Sweet Rose Ltd | Hospitality | 2020 |
| THE Tamed Group Ltd | Other services | 2024 |
| THE Terrace Essex Limited | Hospitality | 2026 |
| THE Terrace Pathways Limited | Households | 2018 |
| THE Three Shells Limited | Hospitality | 2007 |
| THE Tiny Stitchery Limited | Manufacturing | 2025 |
| THE Tool Inventor Limited | Manufacturing | 2025 |
| THE Townfield Consultancy Ltd | Information & communication | 2010 |
| THE Traditional Sausage Company Limited | Manufacturing | 2020 |
| THE Turner Collective Limited | Financial services | 2026 |
| THE Two Essentials Ltd. | Wholesale & retail | 2017 |
| THE Ultimate Mattress Limited | Wholesale & retail | 2025 |
| THE Vault (Beauty) Limited | Other services | 2024 |
| THE Vine Brentwood Limited | Hospitality | 2015 |
| THE Waeccer Ltd | Hospitality | 2024 |
| THE Warehouse Bar and Kitchen Limited | Hospitality | 2019 |
| THE Wayward Ltd | Information & communication | 2014 |
| THE Well Initiative CIC | Education | 2026 |
| THE Wellbeing Room Ltd | Health & social care | 2025 |
| THE Whisperer Papers Ltd | Information & communication | 2025 |
| THE White Rose Garden and Home Ltd | Wholesale & retail | 2016 |
| THE Wood Floor Centre Leigh Limited | Wholesale & retail | 2010 |
| THE Workshop (Leigh-On-Sea) Limited | Arts & recreation | 2018 |
| THE Workshop Membership Limited | Other services | 2025 |
| THE Workshop Training Club Limited | Administrative & support | 2024 |
| THE World IS Yours Clothing Ltd | Wholesale & retail | 2024 |
| THE YUM YUM Food Company Limited | Hospitality | 2003 |
| Thenorthc Limited | Wholesale & retail | 2024 |
| Therapy Advances Limited | Health & social care | 2023 |
| Therapy in Musical Expression Limited | Health & social care | 2014 |
| Thermo-Rend Ltd | Construction | 2023 |
| Theshiftshed Ltd | Arts & recreation | 2026 |
| Theta Forever Limited | Wholesale & retail | 2018 |
| Theta Master Limited | Professional & scientific | 2019 |
| Thezena Ltd | Hospitality | 2024 |
| Thikhair Ltd | Wholesale & retail | 2025 |
| Think YOU CAN Limited | Administrative & support | 2014 |
| Thirty Five Property Ltd | Real estate | 2022 |
| Thirupathi Venkatesha Limited | Real estate | 2021 |
| This IS Itch. Limited | Information & communication | 2010 |
| Thomas Herne Limited | Wholesale & retail | 2014 |
| Thomas L Consultants Ltd | Construction | 2010 |
| Thompson’S Property Maintenance Ltd | Manufacturing | 2024 |
| Thorns of Rayleigh Limited | Transport & logistics | 2008 |
| Thornwood Estates Limited | Construction | 1991 |
| Thorpe Hall Developments Limited | Construction | 2022 |