| THE Meeple Rooms Ltd | Wholesale & retail | 2020 |
| THE Mess Group Ltd | Arts & recreation | 2025 |
| THE Midlife Project Ltd | Professional & scientific | 2026 |
| THE Military and Hospitaller Order of Saint Lazarus of Jerusalem (International) | Other services | 2005 |
| THE Miltons (Scarborough) Limited | Real estate | 1989 |
| THE Modern Globetrotter Ltd | Administrative & support | 2025 |
| THE Montagu Place (Residents) Management Company Limited | Households | 2005 |
| THE Moorings Management (Filey) Ltd | Households | 2013 |
| THE Navigators Lodge Ltd | Extraterritorial | 2020 |
| THE Nourish + Flourish Box Ltd | Wholesale & retail | 2023 |
| THE Oak Wheel Ltd | Hospitality | 2025 |
| THE Orange Tree 1 Limited | Wholesale & retail | 2025 |
| THE Osprey Limited Partnership | | 2001 |
| THE Pantry (Malton) Ltd | Hospitality | 2016 |
| THE Pantry (Scampston) Ltd | Hospitality | 2024 |
| THE Parent POD Scarborough CIC | Education | 2025 |
| THE Pasture Management Company Easingwold Limited | Households | 2021 |
| THE Penthouse (Scarborough) Limited | Extraterritorial | 2004 |
| THE People Collection Limited | Professional & scientific | 2010 |
| THE Photizo Nation Ltd | Other services | 2026 |
| THE Photographic Art Company Limited | Professional & scientific | 2002 |
| THE Pickering PIE Company Limited | Hospitality | 2026 |
| THE Picture Place Limited | Wholesale & retail | 2006 |
| THE Prince of Wales Apartments (Scarborough) Limited | Extraterritorial | 1996 |
| THE Promenade Pier Company 1865 Ltd | Extraterritorial | 2012 |
| THE Proper Yorkshire Group Limited | Extraterritorial | 2024 |
| THE Property Boys Limited | Real estate | 2017 |
| THE Rare Gold Company Limited | Manufacturing | 2011 |
| THE Red House Management (Scarborough) Limited | Households | 1999 |
| THE Red Lion Cloughton Limited | Hospitality | 2024 |
| THE Redeemed Christian Church of GOD Christlifeline Scarborough | Other services | 2025 |
| THE Rolls Choice Limited | Hospitality | 2020 |
| THE Roof Top Bar Limited | Hospitality | 2020 |
| THE Saucy Boys Ltd | Manufacturing | 2024 |
| THE Saucy Seagull Ltd | Hospitality | 2023 |
| THE Scarborough Hotel Ltd | Real estate | 2010 |
| THE Scarborough Rocket Ship Company Limited | Financial services | 2010 |
| THE Seabirds.Bb Ltd | Hospitality | 2024 |
| THE Seafood Stall Limited | Wholesale & retail | 2023 |
| THE Sheep Sanctuary Limited | Other services | 2016 |
| THE Shell Shack Limited | Wholesale & retail | 2023 |
| THE Sidings (BOG Hall) Management Company Limited | Households | 2014 |
| THE Silver Rocket Ship Company Limited | Financial services | 2009 |
| THE Skin Care (North Yorkshire) Limited | Health & social care | 2012 |
| THE Slow Sipper Club Ltd | Hospitality | 2025 |
| THE Smithy Arms Limited | Hospitality | 2017 |
| THE Stepney Collection Limited | Hospitality | 2023 |
| THE Sunny Day (Bournemouth) LP | | 2008 |
| THE Swan Partnership LLP | | 2004 |
| THE Thorpe Park Limited Partnership | | 2003 |
| THE Treatment Room (Scarborough) Limited | Professional & scientific | 2010 |
| THE Twisted Curry Co Limited | Manufacturing | 2013 |
| THE Valad Capital Partners Limited Partnership | | 2005 |
| THE Valerie Jean Ltd | Hospitality | 2026 |
| THE View Management Company ( Thornton Dale ) Ltd | Households | 2016 |
| THE Watermark Cafe Limited | Hospitality | 2012 |
| THE Wedding Room Ltd | Wholesale & retail | 2007 |
| THE West Cawthorne Company Ltd | Agriculture & fishing | 2020 |
| THE Whisky Collection Limited | Wholesale & retail | 2016 |
| THE Whitby Cleaning Company Ltd | Administrative & support | 2021 |
| THE Wild Gold Company Limited | Manufacturing | 2008 |
| THE YHL Laundry Company Ltd | Hospitality | 2025 |
| THE York Mint Limited | Wholesale & retail | 2012 |
| THE Yorkshire Dentist Ltd | Health & social care | 2023 |
| The-Eventful-Company Ltd | Hospitality | 2025 |
| Thegyros Ltd | Hospitality | 2025 |
| Thelittletownhouse Limited | Hospitality | 2025 |
| Theo's Sweet Kitchen Ltd | Wholesale & retail | 2024 |
| Thevisaexpert.In Ltd | Wholesale & retail | 2025 |
| Think Active Associates Limited | Health & social care | 2015 |
| Thirty Two Property Management Limited | Households | 2012 |
| THIRTY6 Restaurant Group Limited | Hospitality | 2017 |
| This IS Scarborough | Information & communication | 2025 |
| Thola Investments Unlimited | Other services | 2022 |
| Thomas Defence Systems Ltd | Manufacturing | 1974 |
| Thomascarr@Thecoast Limited | Hospitality | 2025 |
| Thomp&Sons Ltd | Real estate | 2021 |
| Thompson English Experience Ltd | Education | 2021 |
| Thompson Homes (Yorkshire) Holdings Limited | Financial services | 2021 |
| Thompson Homes (Yorkshire) Ltd. | Construction | 1999 |
| Thompson Property (Yorkshire) Holdings Limited | Financial services | 2021 |
| Thompson Property Ltd | Real estate | 2000 |
| Thompsons Fish & Chips (A64) Ltd | Hospitality | 2009 |
| Thomson Electrical (Yorkshire) Ltd | Construction | 2019 |
| Thomson Rural Ltd | Administrative & support | 2023 |
| Thornton & Collins (Scarborough) Limited | Extraterritorial | 2018 |
| Thornton & Collins Ltd | Wholesale & retail | 2016 |
| Thornton Heights Management Company Limited | Households | 2015 |
| Thornton Services (Yorkshire) Limited | Water & waste | 2025 |
| Thornton-Le-Dale Garden & Leisure Ltd | Wholesale & retail | 2021 |
| Thorpe & Co. Limited | Professional & scientific | 1991 |
| Three Broomfield Terrace (Whitby) Limited | Households | 2007 |
| Tidal Technologies Limited | Manufacturing | 2023 |
| Tide Copywrite Ltd | Professional & scientific | 2023 |
| Tigertel Limited | Wholesale & retail | 2015 |
| Tikka & Treats Limited | Hospitality | 2026 |
| Tikka Tikka (UK) Ltd | Hospitality | 2018 |
| TIM Erkiert Architectural Services Ltd | Professional & scientific | 2024 |
| TIN MAN Financial Services Ltd | Arts & recreation | 2025 |
| Tindall Funeral Services Ltd | Other services | 2020 |