| A Grimsey Brickwork Limited | Construction | 2017 |
| Aero Anglia Limited | Manufacturing | 1999 |
| AIC Financial Limited | Financial services | 2007 |
| Anglian Flight Centres Limited | Transport & logistics | 1996 |
| Ashworth Specialist Landscapes Ltd | Administrative & support | 2025 |
| Asun Ltd | Wholesale & retail | 2026 |
| Aurum REX Ltd | Financial services | 2019 |
| Automotive Installations Limited | Wholesale & retail | 2015 |
| B Hobbs Property Limited | Real estate | 2019 |
| Broomfields Farm Limited | Wholesale & retail | 2008 |
| Bulldog Aviation Limited | Transport & logistics | 1976 |
| Cammack Limited | Financial services | 2006 |
| Colne Place Management Company Limited | Households | 2022 |
| Colne Valley Aviation Holdings Ltd | Financial services | 2019 |
| Colne Valley Aviation Limited | Transport & logistics | 2017 |
| County Energy Services Limited | Administrative & support | 2005 |
| COX (Design Consult Construct) Group Ltd | Construction | 2010 |
| Crosspath Care Ltd | Health & social care | 2016 |
| Dementia Interpreters Limited | Administrative & support | 2020 |
| EBL Solutions Ltd | Information & communication | 2019 |
| EMA2 Limited | Professional & scientific | 2017 |
| Essex & Herts Air Ambulance Trading Limited | Wholesale & retail | 1999 |
| Fusion Track Ltd | Professional & scientific | 2023 |
| Fuzzlehops Ltd | Manufacturing | 2026 |
| GCB Holding Ltd | Financial services | 2023 |
| Green Earth Management Co Limited | Construction | 2007 |
| Jfhap Limited | Professional & scientific | 2018 |
| Kaybex Consulting Ltd | Information & communication | 2023 |
| Kestrel Homes and Construction Limited | Construction | 2022 |
| Laser Mechanical Eastern Limited | Construction | 2026 |
| Laser Renewables & Electrical Solutions Limited | Construction | 2021 |
| Meow Cat Cafe Essex Ltd | Hospitality | 2023 |
| Millers Close Management Limited | Hospitality | 1982 |
| N.C.Cammack & SON Limited | Transport & logistics | 1961 |
| Nurse Training 2 Care (UK) Ltd | Administrative & support | 2017 |
| Olivers Enterprises Limited | Agriculture & fishing | 2012 |
| ONE100 Group Ltd | Financial services | 2025 |
| ONE81 Labworks Ltd | Information & communication | 2025 |
| Oracabessa Properties Limited | Real estate | 2017 |
| RDS 360 Ltd | Information & communication | 2002 |
| Relimobility Limited | Wholesale & retail | 2015 |
| Remediate Limited | Water & waste | 2014 |
| Retail Design Solutions (Consultancy) Limited | Information & communication | 2025 |
| SIP and Shine Ltd | Wholesale & retail | 2026 |
| Still Waters Enterprise Ltd | Real estate | 2023 |
| Table Agency Limited | Hospitality | 2019 |
| Tarmec & Croft Fencing & Gates Limited | Manufacturing | 2009 |
| THE Colne Valley Care Company Limited | Health & social care | 2019 |
| TO the Letter Ltd | Wholesale & retail | 2019 |
| Training 2 Care (UK) Limited | Administrative & support | 2012 |
| W.G.Waters Limited | Agriculture & fishing | 1956 |