Argonautic Ventures is a Seattle-based venture capital firm with a core focus on artificial intelligence, investing in data-centric companies at the infrastructure level and in industries ripe for disruption. The firm is composed of five micro-cap funds with distinct investment theses spanning AI, biotech, blockchain, agtech, and fintech.
They made 5 investments in the last 12 months. Average disclosed round size is $36.1M (across 26 rounds with reported amounts).
Portfolio
23
Fund Size
—
Top Stage
Series A
Last 12 Mo
5
Team
BX
Brent Xu
VENTURE PARTNERS
SD
Steve Dell’Orto
VENTURE PARTNERS
TM
Thea Myhrvold
VENTURE PARTNERS
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
28 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 ConxAI | Unknown | — | Apr 2026 |
 Flywheel | Series B | $27.5M | Dec 2025 |
 Accipiter Biosciences | Seed | $12.7M | Nov 2025 |
 Accipiter | Seed | $12.7M | Nov 2025 |
 ConCntric | Series A | $10M | Oct 2025 |
| Accipiter | Seed | $12.7M | Jan 2025 |
 Document Crunch | Series A | $9M | Feb 2024 |
 Cognaize | Unknown | $18M | Jul 2023 |
 SparkPlug | Seed | $2.5M | Jan 2023 |
 Fleek | Series A | $25M | Dec 2022 |
 Bookkeep | Seed | $6.6M | Oct 2022 |
| BBiopharmaceutical Research Company | Series A | $20M | Oct 2022 |
 8base | Series A | $10.6M | Apr 2022 |
 Molecular Assemblies | Series B | $25.8M | Mar 2022 |
 Cansativa | Series B | $15M | Feb 2022 |
| VVestaron, Inc. | Series C | $82M | Jan 2022 |
 Benson Hill | Series D | $150M | Nov 2020 |
| Benson Hill | Series D | $150M | Oct 2020 |
 Benson | Series D | $150M | Oct 2020 |
 springbig | Series B | $11.5M | Aug 2020 |
| Benson | Series D | $150M | Jan 2020 |
 Vauban | Series A | — | Jan 2020 |
 MedStack | Seed | $3.1M | — |
| MedStack | Series A | $3.1M | — |
 Sitewire | Unknown | $3.2M | — |
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Top Co-Investors
iSelect Fund7 shared
Mercury Fund4 shared
S2G Ventures4 shared
Louis Dreyfus Company4 shared
GV4 shared
Prelude Ventures4 shared
Fall Line Capital4 shared
La Caisse3 shared
Wheatsheaf3 shared
Realty Corporation3 shared
Alexandria Venture Investments3 shared
Columbus Venture Partners3 shared
Y Combinator3 shared
Pi Labs3 shared
Zacua Ventures3 shared
AFI Capital Partners2 shared
Delta Emerald Ventures2 shared
WRF Capital2 shared
Flying Fish2 shared
Washington Research Foundation2 shared
Last updated: 7 October 2026