Builder Capital is a venture capital firm. Known portfolio companies include Rover, Magma, Fraction AI, Neptune Protocol, Fluid Protocol and KRNL Labs, 11 companies in all.
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Investment focus
Builder Capital portfolio companies (11)
- Rover
- Magma
- Fraction AI
- Neptune Protocol
- Fluid Protocol
- KRNL Labs
- Fluent Labs
- Mega Tera Corp
- Hyve Labs
- Mega Tera
- Octra
Co-investors
Funds that share portfolio companies with Builder Capital.
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About Builder Capital
The firm's listing covers sectors AI and FinTech, and focus areas Blockchain, Crypto, DeFi and Developer Tools; known deals cluster at Pre-Seed and Seed.
Builder Capital shares portfolio companies with 20 other investment firms, among them Stake Capital Group, Wise3 Ventures and Rocktree Capital.
Frequently asked questions
What is Builder Capital?
Builder Capital is a venture capital firm with a known portfolio of 11 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 Builder Capital invest in?
Listed sectors include AI and FinTech; listed focus areas include Blockchain, Crypto, DeFi and Developer Tools. 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 Builder Capital invest at?
The known deals of Builder Capital include 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.
How do I contact Builder Capital?
Any email address on file for the firm is masked on this page and readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal