Siam Capital is a venture capital firm. Team members are concentrated in Los Angeles, California, United States. Known portfolio companies include Cowboy, Helaina, Ecovative Design, Tomorrow Farms, Novi Connect and Evereden, 7 companies in all.
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Investment focus
Contacts
Who to pitch at Siam Capital
Siam Capital portfolio companies (7)
- Cowboy
- Helaina
- Ecovative Design
- Tomorrow Farms
- Novi Connect
- Evereden
- Thresh Power
Co-investors
Funds that share portfolio companies with Siam Capital.
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About Siam Capital
The firm's listing covers sectors AI, Climate, Commerce and Food, and focus areas Alt Protein, Biotech, Circular Economy and Clean Energy; known deals cluster at Growth, Pre-Seed and Seed.
Sita Chantramonklasri (General Partner) and Michelle Douglas (Investor) are listed as the contacts to pitch at Siam Capital.
Across the known portfolio, 17 co-investors appear alongside Siam Capital, including Cypress Capital Hong Kong, Footprint Coalition and Relish Works.
Frequently asked questions
What is Siam Capital?
Siam Capital is a venture capital firm whose team is concentrated in Los Angeles, California, United States, with a known portfolio of 7 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 Siam Capital invest in?
Listed sectors include AI, Climate, Commerce and Food; listed focus areas include Alt Protein, Biotech, Circular Economy and Clean Energy. 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 Siam Capital invest at?
The known deals of Siam Capital include Growth, Pre-Seed and 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 Siam Capital?
Both people on file at Siam Capital are listed as contacts for the firm, each with their own profile page.
How do I contact Siam Capital?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account. The 2 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