Accanto Partners is a venture capital firm based in Tiburon, California, founded in 2011 by successful entrepreneurs and executives formerly with Sonic Solutions. The firm invests selectively in promising tech startups, focusing on seed-stage and early-stage rounds.
40% of their portfolio is in Healthcare. They made 1 investment in the last 12 months. Their most common stage is series-a (40% of deals). Average disclosed round size is $16.2M (across 4 rounds with reported amounts).
Portfolio
3
Fund Size
—
Top Stage
Series A
Last 12 Mo
1
Team
RD
Robert Doris
Founding Partner
EM
Elizabeth Malkin Haviland
Partner
PN
Paul Norris
Partner
CL
Clay Leighton
Seed-stage investor
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
5 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| AAvisi Technologies Inc. | Series A | — | Feb 2026 |
| AAvisi Technologies Inc. | Seed | $10.7M | Jan 2026 |
 Adaptilens | Series A | $17.5M | Apr 2024 |
 Catalant Technologies | Series E | $35M | Jan 2020 |
| Adaptilens | Seed | $1.6M | — |
Top Co-Investors
Pillar VC2 shared
Perceptive Advisors2 shared
Sherpa Healthcare Partners2 shared
Good Growth Capital2 shared
Golden Seeds2 shared
Standard Investments1 shared
SJF Ventures1 shared
Salesforce Ventures1 shared
General Catalyst1 shared
Morningside1 shared
Tectonic Ventures1 shared
Last updated: 27 September 2026