| 01033144 Limited | Manufacturing | 1971 |
| AKA REG Productions Ltd | Information & communication | 2013 |
| B.T.C. Lifts Limited | Construction | 2000 |
| BI Reporting Services Ltd | Administrative & support | 2020 |
| Black Cat Designs Limited | Information & communication | 1998 |
| Black Water Muddy Art Limited | Construction | 2020 |
| Britton Hardscapes Limited | Administrative & support | 2010 |
| Broadway Band Ltd | Arts & recreation | 2026 |
| CTC Construction Ltd | Construction | 2017 |
| DMP Advisory Limited | Real estate | 2018 |
| E50K C.I.C. | Health & social care | 2021 |
| Ezlok Limited | Wholesale & retail | 2019 |
| Front Line Communication Training Limited | Information & communication | 2012 |
| Heybridge Realisations Limited | | 1915 |
| HP Elderton & Sons Limited | Construction | 2012 |
| JMP Electronics Limited | Wholesale & retail | 2000 |
| JT Events Limited | Information & communication | 2014 |
| Keystation Limited | Manufacturing | 2020 |
| Mersea Brickworks Limited | Construction | 2010 |
| P & D Specialists Limited | Construction | 2016 |
| R a LEE Builders & Contractors Limited | Construction | 2008 |
| Remote Support Ltd | Information & communication | 2007 |
| Rivendell Financial Solutions Ltd | Professional & scientific | 2017 |
| Seacrest Developments Ltd | Construction | 2021 |
| Seven of Hearts Retail and Beauty Ltd | Wholesale & retail | 2023 |
| Seven of Hearts Tattoo Lounge Ltd | Wholesale & retail | 2023 |
| Streetlife Driving School Limited | Education | 2007 |
| Temprd Limited | Manufacturing | 2019 |
| THE Buff Group Limited | Construction | 1990 |
| THE Coving Company Limited | Construction | 2011 |
| THE for Ease Group Limited | Administrative & support | 2025 |
| TT Barbers Group Ltd | Other services | 2022 |