WPP is a large international communication services company that makes invests in the technology sector.
| Company | Date | Round | Size | Participants |
| Moment Systems | 10/11 | Unattributed | $20M | 4 |
| Jumptap | 4/11 | Unattributed | $20M | 6 |
| Visible Technologies | 3/11 | Series D | $6M | 5 |
| Ace Metrix | 6/10 | Unattributed | 1 | |
| TRA | 5/10 | Series C | $18.2M | 3 |
| Visible Technologies | 1/10 | Series C | $22M | 5 |
| Visible Technologies | 5/09 | Series C | $6M | 2 |
| Omniture | 1/09 | Unattributed | $25M | 1 |
| Proclivity Systems | 9/08 | Series B | $5.2M | 3 |
| Yield Software | 6/08 | Series B | $6M | 2 |
| NuConomy | 2/08 | Series A | $3M | 1 |
| Integrated Media Measurement (IMMI) | 1/08 | Series C | $25M | 3 |
| Say Media | 9/07 | Series D | $15M | 5 |
| Visible Technologies | 9/07 | Series B | $12M | 2 |
| Say Media | 4/07 | Series C | $3M | 1 |
| Spot Runner | 10/06 | Series B | $40M | 10 |
| Visible Technologies | 8/06 | Series A | $3.5M | 1 |
| M:Metrics | 10/05 | Series B | $7M | 3 |
| Visible World | 11/03 | Series B | $8M | 7 |