| Name | Region |
|---|---|
| CODA Cloud Ltd | |
| Codalogic Ltd | Suffolk |
| Codat Ltd | |
| Code & Wander | |
| Code Computerlove Ltd | Greater Manchester |
| Code Confidence Ltd | Cambridgeshire |
| Code Craft | |
| Code Creative Ltd | |
| Code Den Ltd | |
| Code First Girls Ltd | |
| Code Media Design Ltd | Cumbria |
| Code Pixel Ltd | Hampshire |
| Code Red | West Sussex |
| Code Sync | Greater London |
| Code Wizards | |
| Codeac | |
| Codebar | |
| Codebase | Dorset |
| CodeBase Ltd | Edinburgh |
| Codebase8 Ltd | Suffolk |
| Codec | |
| Codecraft Online Ltd | South Yorkshire |
| CodeDJ Ltd | |
| CodeFirst | Devon |
| Codefixer | Belfast |
| CodeGen | |
| Codeguard Security Ltd | Cambridgeshire |
| Codejunkies | Staffordshire |
| Codel Software Ltd | Bridgend |
| CodeLantic | |
| Codelegs | |
| Codeless Platforms | Dorset |
| Codelogic | |
| Codemagic | |
| Codemakers Ltd | Derbyshire |
| Codemasters Software Company Ltd | Warwickshire |
| CodeMove Ltd | |
| CodeMR | |
| Codentia Ltd | Channel Islands |
| CodePack Solutions Ltd | West Sussex |
| Codepipe Ltd | West Yorkshire |
| Codeplay | Edinburgh |
| Codeplay Software Ltd | |
| Codepotato | |
| Coder's Errand | |
| Coderus Ltd | |
| CodeShore Ltd | |
| Codesigner.uk | |
| Codesky | |
| Codestorm Ltd |