| Name | Total Supplied | |
|---|---|---|
| MUIRHEAD AEROSPACE LIMITED | £1,621,754 | |
| EMCOR GROUP (UK) PLC | £801,877 | |
| EDF ENERGY 1 LIMITED | £510,322 | |
| CAMBRIDGE INFORMATION LIMITED | £215,675 | |
| PHOENIX SOFTWARE LIMITED | £199,331 | |
| Natwest Bank PLC | £143,301 | |
| WILLIS LIMITED | £135,811 | |
| ENVIRONMENT & POWER TECHNOLOGY LIMITED | £52,413 | |
| NP AEROSPACE LIMITED | £43,456 | |
| DRUCK LIMITED | £36,930 | |
| ICS COOL ENERGY LIMITED | £36,764 | |
| SOFTCAT LTD | £31,501 | |
| BEBBINGTON & WILSON LIMITED | £31,320 | |
| Haskel Energy Systems | £28,120 | |
| Mercer Limited | £26,040 |