| Name | Total Supplied | |
|---|---|---|
| HS2 PHASE 1 ENGINEERING DELIVERY | £4,175,222 | |
| THE FEDERATION OF GROUNDWORK TRUSTS (CLAIMS) | £288,981 | |
| Accenture (Uk) Limited | £241,500 | |
| Forestry Commission | £188,348 | |
| KIMBERLEY SYSTEMS ENGINEERING LIMITED | £98,401 | |
| SNCF RESEAU | £85,453 | |
| ATKINS LTD | £69,208 | |
| NETWORK RAIL CERTIFICATION BODY LIMITED | £48,439 | |
| THE FEDERATION OF GROUNDWORK TRUSTS T/A GROUNDWORK UK | £30,389 |