| Name | Total Supplied | |
|---|---|---|
| CONTROL RISKS GROUP LIMITED | £20,238,081 | |
| PRICEWATERHOUSE COOPERS LLP | £4,645,565 | |
| HM Treasury | £1,521,600 | |
| # | £1,282,099 | |
| PREMIER PEOPLE SOLUTIONS LIMITED | £309,375 | |
| JACOBS U.K. LIMITED | £230,280 | |
| British Transport Police | £204,932 | |
| MDE CONSULTANTS LTD | £173,040 | |
| STRATIA CONSULTING LTD | £64,980 | |
| OH ASSIST LIMITED | £25,249 |