The Engine is a venture capital firm that invests in early-stage "tough tech" companies, focusing on deep scientific and engineering breakthroughs that address significant global challenges. Their strategy involves providing not only capital but also specialized infrastructure, expertise, and a supportive community to help these companies navigate the long development cycles inherent in their fields.
Portfolio
14
Fund Size
$1B
Top Stage
Seed
Last 12 Mo
1
Team
RS
Reed Sturtevant
General Partner
Stage Distribution
Portfolio
14 investments
| Company | Round | Amount | Date |
|---|---|---|---|
| Bexorg, Inc. | Series A | $23M | Oct 2025 |
| Guidoio | Pre-Seed | $700K | Feb 2024 |
| Osmoses | Seed | $11M | Oct 2023 |
| Axoft | Seed | $8M | Oct 2022 |
| Atlantic Quantum | Seed | $9M | Jul 2022 |
| Foundation Alloy | Seed | $10.5M | May 2022 |
| Via Separations | Series B | $38M | Oct 2021 |
| Zapata Computing | Series A | $21M | Apr 2019 |
| Mori | Series A | $12M | — |
| Commonwealth Fusion Systems | Unknown | — | — |
| Cellino | Seed | $16M | — |
| Overview Energy | Series B | $20M | — |
| Sublime Systems | Series B | $45M | — |
| Quaise Energy | Unknown | — | — |
Top Co-Investors
Prelude Ventures3 shared
Safar Partners3 shared
AccelR81 shared
Refactor Capital1 shared
Breakthrough Energy Ventures1 shared
Embark Ventures1 shared
360 Capital1 shared
Comcast1 shared
BASF Venture Capital1 shared
Robert Bosch Venture Capital1 shared
Energy Capital Ventures1 shared
Fine Structure Ventures1 shared
New Climate Ventures1 shared
Collaborative Fund1 shared
Khosla Ventures1 shared
Humboldt Fund1 shared
8VC1 shared
Earthrise Ventures1 shared
EQT Foundation1 shared
Lowercarbon Capital1 shared
Last updated: 1 March 2026