Co-stone Venture Capital is a private equity firm. Team members are concentrated in Santa Clara, California, United States. The known portfolio counts 18 companies, including EngineAI, New Radiomedicine Technology, Yitu Technology, SpinQ Technology, Aixin Semiconductor Technology and Kunwei Technology.
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Investment focus
Who to pitch at Co-stone Venture Capital
Co-stone Venture Capital portfolio companies (18)
- EngineAI
- New Radiomedicine Technology
- Yitu Technology
- SpinQ Technology
- Aixin Semiconductor Technology
- Kunwei Technology
- Panther Technology
- Zhongke Kele
- CODE 27
- Advancechip
- Keyi Technology
- Onco Technology
- Pinzhou Technology
- Guao Technology
- L.K. Technology
- Panacro
- Peiyuan Electronics
- Zhiyuan Robotics
Co-investors
Funds that share portfolio companies with Co-stone Venture Capital.
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About Co-stone Venture Capital
The firm's listing covers sectors AI, Commerce, Hardware and Healthcare, and focus areas Biotech, Chips, Computer Vision and E-Commerce; known deals cluster at Growth, Late-Stage and Pre-Seed.
The contacts to approach at Co-stone Venture Capital are Yan Tony (CoStone Capital基石资本), Ivy Zhou (CoStone Capital 基石资本) and Wangshu Zhang (CoStone Capital 基石资本).
Across the known portfolio, 20 co-investors appear alongside Co-stone Venture Capital, including STAR Ventures, Star Capital and ByteDance.
Frequently asked questions
What is Co-stone Venture Capital?
Co-stone Venture Capital is a private equity firm whose team is concentrated in Santa Clara, California, United States, with a known portfolio of 18 companies. The portfolio comes from public investment records rather than from the firm, so deals that never surfaced publicly are not in it.
What does Co-stone Venture Capital invest in?
Listed sectors include AI, Commerce, Hardware and Healthcare; listed focus areas include Biotech, Chips, Computer Vision and E-Commerce. Those tags come from the portfolio attached to the firm, so they describe what has been backed rather than a stated mandate for what comes next.
What stage does Co-stone Venture Capital invest at?
The known deals of Co-stone Venture Capital include Growth, Late-Stage and Pre-Seed rounds. Check that against your own round before reaching out: stage mismatch is the most common reason a well matched sector still goes nowhere.
Who should I pitch at Co-stone Venture Capital?
All 3 people on file at Co-stone Venture Capital are listed as contacts for the firm, each with their own profile page.
How do I contact Co-stone Venture Capital?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 3 people attached to the firm have their own pages, each showing whether an address is on file for them.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal