- A Smith Gt Bentley Ltd - CO7 7DL
- Aegis Security Ltd - CO7 6BL
- Agua Consult - CO7 9GS
- Athena Air - CO7 0SF
- BC Designs - CO7 7BN
- Buxton Flow Screeds - CO7 7FD
- Century Office Equipment - CO7 6HS
- Confederation of Roofing Contractors - CO7 0BX
- D A Cant - CO7 6HR
- DRS Entrance Systems Ltd - CO7 6QD
- Essex Industrial Doors Ltd - CO7 7UF
- Eurotex International Ltd - CO7 0AR
- Evergreen Office Supplies - CO7 7QW
- Evolve Office Ltd - The Online Office Superstore - CO7 7BB
- Franklins Training Services - CO7 7FD
- Future - CO7 7BN
- Generator Control And Maintenance Ltd - CO7 7FXT
- Green Planet Fire & Security - CO7 0NJ
- GVZ Glasshouses Ltd - CO7 7LT
- Hedging Plants Direct - CO7 6ER
- John Whiting - CO7 7DE
- KP Seating Ltd - CO7 8BZ
- Lining Systems GRP Ltd - CO7 8dj
- Lyteze Products Ltd - CO7 0DL
- Metallic Elephant - CO7 7HD
- Nationwide Precast Concrete Ltd - CO7 7RU
- Percival Engineering Ltd - CO7 7SB
- Pipe & Tube Machines Ltd - CO7 8DA
- Planter Protect Ltd - CO7 8DJ
- Plummer Electrical Engineering - CO7 8LG
- S & G Wooldridge Ltd - CO7 7LH
- SRC Group - CO7 7QR
- Stix & Stones - CO7 8DD
- TekComp - CO7 0AR
- Temporary Water Solutions limited - CO7 6EE
- The Access Group - CO7 6LZ
- Thorogood Timber Co. Ltd - CO7 7PQ
- Tudor Modular - CO7 6HR
- UK Construction Parts Ltd - CO7 7DW
- Video Booth Systems Ltd - CO7 8GD
- We Are Aphra - CO7 7FX
- Whittle Industry Data - CO7 9DS
- Wood & Mott Ltd - CO7 0SF
- Wood and Mott Limited - CO7 0SF