Summer Capital is an early-stage venture capital firm focused on investing in data, quantum computing, fintech, and regulatory technology startups across North America and Europe. Founded in 2013 by Jan-Maarten Mulder, the firm is headquartered in Charleston, South Carolina.
They made 2 investments in the last 12 months. Average disclosed round size is $46.6M (across 11 rounds with reported amounts).
Portfolio
10
Fund Size
—
Top Stage
Seed
Last 12 Mo
2
Team
ZZ
Zhiyu Zhang
Founding Partner
CL
Carl Lea
Managing Director
AL
Alven Lin
Partner and Head of Fintech & Blockchain
JC
Jack C
Partner
JN
James Niu
Venture Partner
JC
Joseph Chee
Partner
JL
Joey Luo
Senior Associate
RJ
Ruoyu Jiang
Co-Founder
GH
Geoff Hall
Owner
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
13 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 RateX | Unknown | $7M | Nov 2025 |
 Full-Life Technologies | Series C | $50M | Sep 2025 |
| RateX | Seed | — | Jul 2024 |
| Full-Life Technologies | Series B | $47.3M | Jan 2024 |
 LeapXpert | Growth | $14.1M | Oct 2021 |
 Codingal | Seed | $1.2M | Sep 2021 |
 Edifice Health | Seed | $12M | Jan 2021 |
 Broncus | Series D | — | Jan 2021 |
| Codingal | Seed | $1.2M | Jan 2021 |
| CCarsgen Therapeutics | Series C | $186M | Jan 2018 |
 CARsgen | Series C | $186M | — |
 Goodworld, Inc. | Seed | $1.6M | — |
 Merkle Science | Series A | $5.8M | — |
Top Co-Investors
Junson Capital2 shared
Chengwei Capital2 shared
Prosperity7 Ventures2 shared
HongShan2 shared
Loyal Valley Capital2 shared
LAV2 shared
Y Combinator2 shared
Rebright Partners2 shared
500 Global2 shared
Sky9 Capital1 shared
InnoVen Capital1 shared
Lam Capital1 shared
Giant Ventures1 shared
Plaisance Capital Management1 shared
Leaps by Bayer1 shared
Paladin Capital Group1 shared
The Vertical Group1 shared
Joyance Partners1 shared
The Carlyle Group1 shared
Ahren Innovation Capital1 shared
Last updated: 7 October 2026