| THE Little Data Company Ltd. | Information & communication | 2017 |
| THE Little Kitchen Company (Winchester) Limited | Hospitality | 2016 |
| THE Longwood Water Company Limited | Water & waste | 1994 |
| THE Lost Room Co Ltd | Wholesale & retail | 2017 |
| THE Lotte Meitner-Graf Archive Limited | Arts & recreation | 2015 |
| THE M Collection Limited | Professional & scientific | 2019 |
| THE Make Work Play Project Ltd | Professional & scientific | 2012 |
| THE Marketing Brain Ltd | Professional & scientific | 2018 |
| THE Marston Gate Management Company (Winchester) Limited | Households | 1998 |
| THE Meadow (Kings Somborne) Management Limited | Households | 2022 |
| THE Medic Life Ltd | Education | 2019 |
| THE Medical Aesthetic Clinic Limited | Health & social care | 2004 |
| THE Melter (Bath) Limited | Manufacturing | 2024 |
| THE Ministry of Software Design Ltd | Information & communication | 2022 |
| THE Minster Gallery Limited | Wholesale & retail | 2010 |
| THE Modernist Limited | Manufacturing | 2007 |
| THE Moores Orthopaedic Clinic Ltd | Professional & scientific | 2021 |
| THE Move Team Group Limited | Transport & logistics | 2017 |
| THE Move Team Limited | Transport & logistics | 2017 |
| THE Musical Box Society of Great Britain | Administrative & support | 2017 |
| THE Natal Clinic Ltd | Health & social care | 2022 |
| THE National Pedtech Partnership Ltd | Education | 2025 |
| THE Natural Death Centre | Health & social care | 2002 |
| THE Natural Greenspace Company Limited | Extraterritorial | 2008 |
| THE Neurodevelopmental Hub (the ND Hub) Ltd | Health & social care | 2023 |
| THE New Warnham Manor Residents Limited | Households | 1995 |
| THE NJB Motor Company (UK) Limited | Wholesale & retail | 2005 |
| THE Old Dairy (Midhurst) Limited | Households | 2009 |
| THE Old House Beauty Limited | Other services | 2019 |
| THE Old Red Lion Ty'N-Y-Groes Limited | Administrative & support | 2018 |
| THE Olive Branch Counselling Service Limited | Health & social care | 2010 |
| THE Open School Community Interest Company | Education | 2024 |
| THE Order of the Natives Ltd | Other services | 2026 |
| THE Paediatric Clinic Limited | Health & social care | 2023 |
| THE Palm Group Winchester Limited | Hospitality | 2017 |
| THE Palm Indian Restaurant Limited | Hospitality | 2004 |
| THE Partridge Bighton Ltd | Extraterritorial | 2016 |
| THE Party Wall Practice Hampshire Limited | Professional & scientific | 2026 |
| THE Peace Counselling Group Ltd | Health & social care | 2024 |
| THE Peninsula Barracks Management Company Limited | Households | 1994 |
| THE Peninsula Square Management Company Limited | Households | 2004 |
| THE Phoenix Clubhouse Ltd | Hospitality | 2026 |
| THE Pilgrims' School | Education | 2001 |
| THE Point Research Ltd | Professional & scientific | 2020 |
| THE Pony Espresso (Ampfield) Limited | Hospitality | 2025 |
| THE Pool Alchemists Ltd | Professional & scientific | 2024 |
| THE Priory Hair Lounge Limited | Other services | 2018 |
| THE Pump House Winchester Limited | Wholesale & retail | 2021 |
| THE Pump Room Bar Limited | Hospitality | 2023 |
| THE Purpose Collaboration Ltd | Professional & scientific | 2020 |
| THE Quarterdeck Management Company Limited | Households | 2004 |
| THE Railway Inn Ltd | Hospitality | 2017 |
| THE Railway Network Limited | Professional & scientific | 2008 |
| THE Republic Group Limited | Wholesale & retail | 1996 |
| THE Road Club Limited | Arts & recreation | 2001 |
| THE Roasting Party Limited | Manufacturing | 2013 |
| THE Rockeries Management Company Limited | Households | 2004 |
| THE Sales Company (GB) Limited | Professional & scientific | 2004 |
| THE Self Determined Training Company Limited | Administrative & support | 2020 |
| THE Shimpling Trust Limited | Health & social care | 1987 |
| THE Short Publishing Company Limited | Information & communication | 2005 |
| THE Silk BOW Group Limited | Administrative & support | 2016 |
| THE SME Toolkit Ltd | Professional & scientific | 2025 |
| THE South Africa Software Development Hub Limited | Information & communication | 2022 |
| THE Stable Health Studio Ltd | Health & social care | 2020 |
| THE Standen Swim Academy Limited | Education | 2021 |
| THE Stansfield Consultancy Limited | Professional & scientific | 2024 |
| THE Subjective Mind Ltd | Professional & scientific | 2024 |
| THE Surgery Network Limited | Information & communication | 2003 |
| THE Sustainable Design Company Ltd | Professional & scientific | 2021 |
| THE Taylor Group Entertainment Ltd | Information & communication | 2025 |
| THE Tenants' Association of Chalfont House Limited | Households | 1990 |
| THE Thrifty Gentleman Limited | Wholesale & retail | 2024 |
| THE Tipping Point Ltd | Professional & scientific | 2004 |
| THE Tipsy Rover Limited | Hospitality | 2025 |
| THE Toad Rock Retreat Ltd | Hospitality | 2025 |
| THE Tuffield Company Ltd | Wholesale & retail | 2010 |
| THE Twyford Clinic Ltd | Health & social care | 2012 |
| THE UK Association for Music Education-Music Mark | Education | 2007 |
| THE UK Wine and Spirits Company Limited | Wholesale & retail | 2026 |
| THE Upwaltham Sporting Club Ltd | Other services | 2022 |
| THE Vacancy List Limited | Professional & scientific | 2008 |
| THE Value Journey Co Limited | Professional & scientific | 2023 |
| THE Village Bakery (Harestock) Ltd | Wholesale & retail | 2020 |
| THE Waste Group Services Limited | Water & waste | 2012 |
| THE Well Worn Ltd | Wholesale & retail | 2020 |
| THE Wellbeing Barn With Lucinda Limited | Other services | 2022 |
| THE Wessex Colorectal Clinic Ltd. | Administrative & support | 2019 |
| THE Wessex Wild Plum Company Limited | Manufacturing | 2011 |
| THE West Ilsley Sporting Club Limited | Arts & recreation | 2023 |
| THE White Horse at Ampfield Limited | Hospitality | 2011 |
| THE White Rose Consultancy (Winchester) Limited | Professional & scientific | 2011 |
| THE Wild Sauna Experience Ltd | Other services | 2024 |
| THE Willow Tree (Winchester) Ltd | Hospitality | 2022 |
| THE Winchester BED Company Ltd | Wholesale & retail | 2016 |
| THE Winchester Bike Hub CIC | Wholesale & retail | 2023 |
| THE Winchester Bookkeeping Company Limited | Professional & scientific | 2014 |
| THE Winchester Colour Factory Limited | Education | 2008 |
| THE Winchester Flat Roofing Company Ltd | Construction | 2024 |
| THE Winchester Spine Centre Limited | Health & social care | 2006 |