| Chichester Trees & Shrubs Limited | Wholesale & retail | 2005 |
| Christchurch PCN Limited | Health & social care | 2026 |
| Citrus Telecommunications Ltd | Information & communication | 1998 |
| Cjps Future Ltd | Financial services | 2024 |
| Clean Motion Tech Ltd | Administrative & support | 2025 |
| Cleanfix (UK) Limited | Wholesale & retail | 2015 |
| Clear Vision Financial Management Limited | Professional & scientific | 2011 |
| Clevgen Technologies Ltd | Information & communication | 2017 |
| Clubcutie Limited | Financial services | 2001 |
| Code 9 Security Ltd | Administrative & support | 2026 |
| Codeamber Limited | Construction | 1999 |
| Cole Sheet Metal Limited | Manufacturing | 2013 |
| Concept Fire Systems Limited | Public administration | 2008 |
| Converse Communications Ltd | Extraterritorial | 2015 |
| COR Investment Management Limited | Financial services | 2026 |
| Cornflower Sky Limited | Hospitality | 2020 |
| Covent Garden Stretch Marquees Limited | Administrative & support | 2012 |
| Creative Resources Distribution Limited | Wholesale & retail | 2008 |
| Crossbridge Homes Limited | Health & social care | 1998 |
| Curran Property Holdings Limited | Financial services | 2022 |
| CXC Services Ltd | Other services | 2019 |
| Dalbini Limited | Professional & scientific | 2020 |
| Darin Castle Ltd | Real estate | 2025 |
| Dasic Tankclean Limited | Manufacturing | 2007 |
| Dave's Fish & Chips (Alresford) Limited | Hospitality | 2009 |
| DE Vere Media Ltd | Professional & scientific | 2006 |
| Deployed Limited | Information & communication | 2018 |
| Designsome Ltd | Professional & scientific | 2015 |
| Digidesk Ltd | Information & communication | 2004 |
| Digitopia Global Consulting Limited | Professional & scientific | 2019 |
| Diment Smith Limited | Financial services | 2013 |
| DMC Southern Ltd | Real estate | 2020 |
| Dorset Property (Dorchester) Limited | Real estate | 2010 |
| Dorset Property (Sherborne) Limited | Real estate | 2012 |
| Dorset Property Group Limited | Real estate | 2010 |
| Draper Self Storage Ltd | Transport & logistics | 2023 |
| Drewstead Homes Limited | Administrative & support | 2016 |
| DWA Drafting Limited | Professional & scientific | 2008 |
| Dyan Limited | Construction | 2014 |
| Ecological Survey & Assessment Limited | Professional & scientific | 2007 |
| Edis Media Ltd | Information & communication | 2024 |
| Egerton International Limited | Real estate | 2005 |
| Endotube Ltd | Health & social care | 2015 |
| Engineered Polymer Solutions Limited | Professional & scientific | 2006 |
| Engineering Connections Limited | Manufacturing | 1996 |
| Engineering Dynamics (Southern) Limited | Manufacturing | 1980 |
| Euroflorist UK Limited | Wholesale & retail | 2021 |
| Evolution Homes Ltd | Other services | 2016 |
| Evolution Yachthaven Ltd | Construction | 2015 |
| Exsel Plant & Tool Hire Limited | Administrative & support | 2004 |
| Exsillence Limited | Financial services | 2026 |
| Fair Oak Group Ltd | Financial services | 2015 |
| Falcon Precision Holdings Limited | Financial services | 2008 |
| Field House Holdings Limited | Financial services | 2024 |
| Field House Lettings Limited | Real estate | 2010 |
| Field House Lettings Management Limited | Real estate | 2024 |
| Firmframe Ltd | Professional & scientific | 2013 |
| First Home London Ltd | Real estate | 2016 |
| Flight Level 100 Limited | Administrative & support | 2021 |
| Focal Point Training and Consultancy Limited | Professional & scientific | 2002 |
| Forest House Veterinary Group Limited | Administrative & support | 1999 |
| Forest Precast (Compton) Limited | Manufacturing | 2015 |
| Frias-Robles Associates Limited | Professional & scientific | 2006 |
| Fryern Footcare Ltd | Health & social care | 2026 |
| FTC Maintenance Ltd | Manufacturing | 2024 |
| Galton Contractors Limited | Extraterritorial | 2004 |
| Garcia-Tarifa Limited | Health & social care | 2012 |
| GCF Limited | Construction | 2006 |
| Geoff Denyer Violins Limited | Manufacturing | 2002 |
| Glenernie Capital Ltd | Financial services | 2019 |
| Glenernie Partners Ltd | Financial services | 2019 |
| Gondola Solutions Ltd | Information & communication | 2018 |
| Gosport Plumbing Supplies Holdings Limited | Financial services | 2020 |
| Gosport Plumbing Supplies Limited | Construction | 1984 |
| GPS Bathroom Furniture Limited | Manufacturing | 2010 |
| Green Current Limited | Extraterritorial | 2014 |
| GRW Developments UK Limited | Manufacturing | 2009 |
| H C Holdings (Southampton) Limited | Administrative & support | 2010 |
| H F C Travel Services Limited | Transport & logistics | 2010 |
| H&H ENT Limited | Wholesale & retail | 2022 |
| Haggard Family Butchers Limited | Wholesale & retail | 2007 |
| Halls Projects Limited | Real estate | 2018 |
| Hampshire and Dorset PAT Testing Limited | Other services | 2015 |
| Hampshire Community Rail Partnership CIC | Transport & logistics | 2018 |
| Hampshire EYE Clinic Limited | Health & social care | 2024 |
| Hampshire Heart Rhythm Clinic Limited | Health & social care | 2025 |
| Hampshire Occupational Health Limited | Health & social care | 2009 |
| Hampshire Partitioning Contracts Limited | Construction | 1993 |
| Hampson Opticians Limited | Wholesale & retail | 2012 |
| Hants EYE Clinic Limited | Health & social care | 2025 |
| Haven Limited | Professional & scientific | 2009 |
| Hazlette Ventures Limited | Financial services | 2005 |
| HB Medics Limited | Real estate | 2018 |
| HCE Group Limited | Wholesale & retail | 2019 |
| Hcfh Limited | Households | 2020 |
| Hengistbury Enterprises Limited | Arts & recreation | 2012 |
| Hesketh Property Ltd | Real estate | 2019 |
| Highdown Consultancy Limited | Construction | 2009 |
| HJ Plastics Limited | Manufacturing | 2019 |
| HJA Holdings Limited | Administrative & support | 2018 |