| Website | interwest.com |
| Phone | 650-854-8585 |
| Employees |
| Tenth fund, 8/08 | $650M |
InterWest invests an average of about $7 - 15 million over the span of their involvement with each company in their portfolio. They invest in companies through the full range of venture investment stages, and investments may be staged over several rounds of financing. Although they generally begin their involvement in the early stages of a company’s development, they pursue attractive opportunities based on their individual merits rather than their investment stage.
| Company | Date | Round | Size | Participants |
| Fluidigm | 11/09 | Unattributed | $7.5M | 8 |
| Calypso Medical | 11/09 | Series E | $50M | 4 |
| CubeTree | 11/09 | Series B | $8M | 2 |
| PrimeraDx | 10/09 | Series C | $20M | 6 |
| Neuronetics | 10/09 | Series D | $30M | 7 |
| Integrated Diagnostics | 10/09 | Unattributed | $30M | 2 |
| Achates Power | 10/09 | Unattributed | $12.1M | 4 |
| Alvine Pharmaceuticals | 9/09 | Series A | $21.5M | 6 |
| Pelican Imaging | 8/09 | Series A | $7M | 2 |
| Convey Computer | 7/09 | Series B | $24.2M | 6 |
| Cloud9 Analytics | 7/09 | Series B | 2 | |
| Applied Genetics Technologies Corporation | 6/09 | Series C | $11.8M | 3 |
| Autonomic Technologies | 5/09 | Series B | $20M | 1 |
| Lycera | 5/09 | Series A | $36M | 4 |
| LensX Lasers | 3/09 | Series B | $22.4M | 3 |
| Eiger BioPharmaceuticals | 2/09 | Series A | $7.1M | 2 |
| Exalt Communications | 2/09 | Series C | $15M | 3 |
| Offerpal Media | 2/09 | Series B | $15M | 3 |
| SpectraLinear | 1/09 | Series C | $10M | 6 |
| Satori Pharmaceuticals | 1/09 | Series A | $22M | 4 |
| Bivio | 12/08 | Unattributed | $15.8M | 7 |
| Staccato Communications | 11/08 | Unattributed | $20M | 11 |
| Quantance | 11/08 | Series B | $12M | 4 |
| Advanced Micro-Fabrication Equipment | 10/08 | Series C | $58M | 1 |
| AMEC | 10/08 | Series C | $58M | 5 |
| Avaak | 10/08 | Series A | $7M | 3 |
| APT Pharmaceuticals | 9/08 | Series A | $32M | 7 |
| Right90 | 9/08 | Series C | $10M | 4 |
| Microfabrica | 9/08 | Series B | $22.5M | 6 |
| Glaukos | 8/08 | Series D | $35M | 7 |
| Brand.net | 8/08 | Series B | $10M | 2 |
| Marketo | 8/08 | Series B | $8M | 2 |
| Follica | 8/08 | Series B | $11M | 3 |
| Nuventix | 7/08 | Series C | $14M | 5 |
| NexPlanar | 4/08 | Series C | $14.5M | 6 |
| SignalDemand | 4/08 | Series B | $20M | 4 |
| Gear6 | 3/08 | Unattributed | $10M | 3 |
| Invidi | 12/07 | Unattributed | $25M | 4 |
| Carbylan BioSurgery | 11/07 | Series B | $20M | 3 |
| Brand.net | 11/07 | Series A | $3M | 1 |
| Staccato Communications | 10/07 | Unattributed | $17.5M | 6 |
| kajeet | 9/07 | Series B | $36.8M | 5 |
| Restoration Robotics | 8/07 | Series B | $25M | 3 |
| Cloud9 Analytics | 7/07 | Series A | $5M | 2 |
| Right90 | 7/07 | Series B | $12M | 3 |
| Paracor Medical | 6/07 | Series D | $44M | 8 |
| Offerpal Media | 6/07 | Series A | $4.6M | 2 |
| Transcept Pharmaceuticals | 3/07 | Series D | $40M | 8 |
| Fluidigm | 1/07 | Series E | $17M | 10 |
| AMEC | 10/06 | Series B | $35M | 4 |
| Marketo | 10/06 | Series A | $5.4M | 1 |
| Applied Genetics Technologies Corporation | 11/03 | Series B | $27M | 4 |