| A J Accounting Solutions Limited | Administrative & support | 1999 |
| A J Company Formations Limited | Administrative & support | 1999 |
| Akamoto Solutions Ltd | Wholesale & retail | 2026 |
| Ansell Brands Ltd | Manufacturing | 2025 |
| Ansell Holdings Ltd | Financial services | 2025 |
| ANY Street Kitchen Ltd | Wholesale & retail | 2022 |
| AP Compliance Solutions Ltd | Other services | 2023 |
| Arthia Ltd | Manufacturing | 2021 |
| ASH Valley Holdings Ltd | Real estate | 2021 |
| Autojob.Co.Uk Limited | Extraterritorial | 2006 |
| BAM BAM Crepe Ltd | Hospitality | 2017 |
| Bearingnet Limited | Information & communication | 1995 |
| Berry Group Holdings Limited | Financial services | 2021 |
| Brickfield Court Management Company (IOW) Limited | Real estate | 2004 |
| Campbell Martin Holdings Ltd | Construction | 2020 |
| Campus Park Limited | Professional & scientific | 1999 |
| Casper Developments Limited | Real estate | 2023 |
| Chaldean Estate Limited | Agriculture & fishing | 1997 |
| Chaldean Properties Limited | Real estate | 2001 |
| Chalkdells Services Ltd | Wholesale & retail | 2024 |
| Chequer Lane Developments Ltd | Construction | 2020 |
| Chris Burrows Transport Ltd | Transport & logistics | 2019 |
| CLD Prop Ltd | Financial services | 2025 |
| County View Management Limited | Real estate | 2022 |
| Ctrl 3D Ltd | Professional & scientific | 2013 |
| Culver Events Limited | Information & communication | 2018 |
| Cybernet Data Centres Limited | Construction | 2025 |
| Dannilion Recruitment Ltd | Administrative & support | 2025 |
| Deepwell Properties Limited | Construction | 1995 |
| DTR Electrical Services Limited | Professional & scientific | 2016 |
| Duchess Road Maintenance Company Limited | Households | 1976 |
| Ducketts Farm Ltd | Agriculture & fishing | 2023 |
| Eddies Boilers Limited | Other services | 2018 |
| Edward Watts Films Ltd | Information & communication | 2014 |
| EGW Digital Ltd | Professional & scientific | 2026 |
| EGW IP UK Ltd | Professional & scientific | 2026 |
| Elamang Limited | Professional & scientific | 2022 |
| Eleos Capital Advisors Ltd. | Professional & scientific | 2016 |
| Enabler Ltd | Professional & scientific | 2023 |
| Falconspring Limited | Construction | 1994 |
| Flower Lane Properties Limited | Construction | 2021 |
| Fordyce Limited | Construction | 2015 |
| G H Smith P&H Limited | Construction | 2012 |
| Genevieve Sweeney Limited | Wholesale & retail | 2015 |
| Gerard Project Finance Ltd | Financial services | 2019 |
| Gilston Crop Management LLP | | 2005 |
| Gingham Cloud LLP | | 2016 |
| Grey Matters Specialist Lending Limited | Financial services | 2017 |
| GUY & Wright,Limited | Agriculture & fishing | 1927 |
| Helix 86 Limited | Manufacturing | 2022 |
| Henry Moore Foundation(The) | Arts & recreation | 1976 |
| Hertfordshire Kung FU Academy Ltd | Arts & recreation | 2021 |
| HGA Limited | Transport & logistics | 2011 |
| Highbank Imaging Limited | Health & social care | 2018 |
| HMF Enterprises Limited | Wholesale & retail | 1976 |
| Houndbeam Limited | Manufacturing | 2023 |
| Howe & Hammond Limited | Wholesale & retail | 1957 |
| Ikmd Limited | Mining & quarrying | 2010 |
| IVY Primrose Flowers Ltd | Wholesale & retail | 2020 |
| J and J Virtue (Artists) Ltd | Arts & recreation | 2008 |
| Kelton Commodities Ltd | Financial services | 2023 |
| Kelton Mortgages & Protection Ltd | Financial services | 2023 |
| Kingsland Properties (South) Ltd | Real estate | 2016 |
| Knutsford India Limited | Real estate | 2013 |
| Kwijibo Ltd | Extraterritorial | 2003 |
| LCS Excavations Limited | Construction | 2002 |
| Liquid Feet Limited | Extraterritorial | 2007 |
| Lloyd Property Maintenance Ltd | Construction | 2022 |
| Luxford Close Management Company Limited | Real estate | 2016 |
| Mall Developments (I.O.W.) Limited | Construction | 2005 |
| Medicall Nursing and Care Services Limited | Health & social care | 1998 |
| Millers View Management Company Limited | Households | 2017 |
| Mobile Massages Herts Limited | Other services | 2019 |
| Monument Place Management Company Limited | Households | 1996 |
| Moor Place Development Limited | Other services | 2013 |
| MP Paddock Number 3 Limited | Real estate | 2017 |
| Musk Properties Ltd | Real estate | 2024 |
| Nickco Limited | Real estate | 1997 |
| Northbridge Quarter Ltd | Construction | 2025 |
| O'Donoghue Consultation Limited | Professional & scientific | 2023 |
| Old Hall Agri Ltd | Financial services | 2025 |
| Oscillation Brewery Limited | Manufacturing | 2021 |
| Pelham Creative Interiors Ltd | Professional & scientific | 2018 |
| Pelham Data Centres Limited | Construction | 2023 |
| Pemba Services Limited | Hospitality | 2016 |
| Pesteco Limited | Administrative & support | 2024 |
| PJB Construction Consultants Ltd | Professional & scientific | 2019 |
| Project TV Limited | Wholesale & retail | 2023 |
| Rebound Athletic Ltd | Arts & recreation | 2022 |
| Right Angle Design Consultants Limited | Professional & scientific | 2004 |
| Road Freight Solutions Ltd | Transport & logistics | 2021 |
| Scpf Advisory Ltd | Professional & scientific | 2025 |
| Scpf Mediation Services Ltd | Financial services | 2025 |
| SGA Properties Limited | Administrative & support | 2002 |
| Sharefile Limited | Real estate | 1990 |
| Skinners R&R Ltd | Transport & logistics | 2026 |
| Smith & Co. Property Solutions Ltd | Construction | 2022 |
| Spoke Digital Group Ltd | Information & communication | 2025 |
| ST Elizabeth's Centre | Education | 2017 |
| ST Elizabeth's Centre Welfare Services Limited | Health & social care | 2019 |