Tugboat Ventures is a venture capital firm specializing in investments in consumer Internet, enterprise software-as-a-service, mobility, and the next generation of online advertising companies. The firm prefers to invest in early-stage companies in the vicinity of the San Francisco Bay area. Tugboat Ventures was founded by Mr. David Whorton and is based in Menlo Park, Ca.
| Company | Date | Round | Size | Participants |
| Koozoo | 12/12 | Seed | $2.5M | 4 |
| Risk I/O | 11/12 | Series A | $5.25M | 4 |
| RichRelevance | 8/12 | Series E | $8M | 4 |
| RichRelevance | 5/12 | Series E | $20M | 5 |
| Ifeelgoods | 6/11 | Series A | $9.5M | 2 |
| Risk I/O | 2/11 | Venture Round | $1M | 2 |
| Education Elements | 2/11 | Seed | $2.1M | 2 |
| Atzip | 2/11 | Venture Round | $614k | 1 |
| Qwiki | 1/11 | Series A | $8M | 8 |
| Mahoot Games | 1/11 | Seed | 1 | |
| Education Elements | 10/10 | Seed | $2.1M | 3 |
| Ifeelgoods | 9/10 | Seed | $1.5M | 6 |
| GoalSpring Financial | 4/10 | Series A | $2M | 2 |
| DebtGoal | 4/10 | Series A | $2M | 2 |
| MATRIXX Software | 3/10 | Series A | $9M | 2 |
| RepairPal | 12/09 | Series A | $4M | 1 |
| RichRelevance | 7/09 | Series C | $12.5M | 5 |
| Cuil | 4/08 | Series B | $25M | 3 |
| RichRelevance | 12/07 | Series B | $4.2M | 5 |
| SayNow | 9/07 | Series A | $7.5M | 2 |
| Cuil | 3/07 | Series A | $8M | 2 |
| Mamapedia | 12/05 | Series A | $4.6M | 2 |
