Breakout Ventures is a San Francisco-based venture capital firm that invests in science-driven companies across technology, biology, and chemistry sectors. The firm partners with exceptional founders scaling scientific innovation to build the breakout companies of the future.
39% of their portfolio is in Biotech & Life Sciences. Deal activity decreased year-over-year (1 deal in the last 12 months vs 3 prior). Average disclosed round size is $23.1M (across 38 rounds with reported amounts).
Portfolio
30
Fund Size
$114M
Top Stage
Seed
Last 12 Mo
1
Team
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
38 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Transfyr | Seed | $25M | Aug 2026 |
| AAquaPoro | Seed | $5M | Jan 2026 |
 Phantom Neuro | Series A | $19M | Apr 2025 |
 ENPLUSONE BIO | Seed | $10M | Feb 2025 |
| Phantom Neuro | Series A | $19M | Jan 2025 |
 Cytovale | Series D | $100M | Oct 2024 |
 Modern Meadow | Series C | $60M | Jun 2024 |
 Koffie Labs | Series A | $11M | Jan 2024 |
 ShiraTronics, Inc | Series A | $3M | Jan 2023 |
| Phantom Neuro | Seed | $6M | Oct 2022 |
 Stadium Live Studios, Inc. | Series A | $10M | Jul 2022 |
| MMat3ra | Seed | $850K | Feb 2022 |
| Stadium Live Studios, Inc. | Series A | $10M | Jan 2022 |
 Stadium Live | Series A | $13M | Jan 2022 |
 Beam Dental | Series E | $80M | Mar 2021 |
 Beam Benefits | Series E | $80M | Mar 2021 |
 Immusoft | Series B | $20M | Jan 2019 |
 Summersalt | Series A | $6M | Oct 2018 |
| Summersalt | Seed | $2M | Mar 2018 |
| OOars + Alps | Seed | $1.3M | Jun 2017 |
 3Scan | Series B | $14M | Jul 2016 |
| Modern Meadow | Series B | $40M | Jun 2016 |
| Modern Meadow | Series B | $40M | Jan 2016 |
 Interior Define | Unknown | $27.2M | — |
 A-Alpha Bio | Seed | $22.4M | — |
Page 1 of 2
Top Co-Investors
Dolby Family Ventures4 shared
Alexandria Venture Investments4 shared
Horizons Ventures3 shared
Time BioVentures3 shared
Draper Associates3 shared
LionBird3 shared
Origins3 shared
Alumni Ventures3 shared
Union Square Ventures3 shared
Valhalla Ventures3 shared
KB Partners3 shared
Position Ventures3 shared
Dapper Labs3 shared
Founders Fund3 shared
Northpond Ventures3 shared
Lux Capital3 shared
Plug and Play Tech Center3 shared
Collaborative Fund2 shared
Red Swan Ventures2 shared
Last updated: 20 October 2026