W
West
West is a Series A to Series D stage investment firm. It has made 8 investments. Average disclosed round size is $22.1M (across 10 rounds with reported amounts).
Portfolio
8
Fund Size
—
Top Stage
Series C
Last 12 Mo
0
Team
SW
Stephen West
Member of the private equity team
Portfolio Breakdown
Stage Distribution
Investment Activity
DealsAvg Round Size
Portfolio
10 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| AAltro | Series A | $18M | Jan 2022 |
| SStatespace | Series C | $50M | Sep 2021 |
 Spectra7 | Unknown | $11M | Jan 2012 |
| CCelator Pharmaceuticals Inc. | Series C | $22.5M | Jul 2008 |
 Aquinox Pharmaceuticals | Series A | $14.5M | Jun 2007 |
 Alder BioPharmaceuticals | Series C | $40M | — |
| CCelator Pharmaceuticals Inc. | Series D | $20M | — |
 QuIC | Series B | $10M | — |
| Aquinox Pharmaceuticals | Series B | $25M | — |
| QQuIC Financial Technologies, Inc. | Unknown | $10M | — |
Top Co-Investors
Domain Associates2 shared
TL Ventures2 shared
BDC Capital2 shared
JMI Equity2 shared
Springbank2 shared
Pfizer Ventures2 shared
Celtic House Venture Partners1 shared
WRF Capital1 shared
Delphi Ventures1 shared
TPG Biotech1 shared
Modern Venture Partners1 shared
Mirae Asset1 shared
Gaingels1 shared
AME1 shared
Lux Capital1 shared
Expa1 shared
The Riverside Company1 shared
Animal Capital1 shared
FirstMark Capital1 shared
Bessemer Venture Partners1 shared
Last updated: 9 September 2026