Heirloom is a corporate venture arm. Based in San Francisco, California, United States. The known portfolio counts 3 companies, including Hue, Dandi Technologies and Grey.
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Investment focus
- Stage
- Seed
- Focus
- CarbonCarbon RemovalClean EnergyDeepTechDirect Air Capture
Who to pitch at Heirloom
Heirloom portfolio companies (3)
- Hue
- Dandi Technologies
- Grey
Co-investors
Funds that share portfolio companies with Heirloom.
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About Heirloom
The firm's listing covers sectors Climate and Hardware, and focus areas Carbon, Carbon Removal, Clean Energy and DeepTech; known deals cluster at Seed.
Dino Vendetti (Investor) and Jason Sydow (Investor and Board Observer) are listed as the contacts to pitch at Heirloom.
Heirloom shares portfolio companies with 5 other investment firms, among them Phoenix Fund, AAF Management and Courtyard Ventures.
Frequently asked questions
What is Heirloom?
Heirloom is a corporate venture arm based in San Francisco, California, United States, with a known portfolio of 3 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 Heirloom invest in?
Listed sectors include Climate and Hardware; listed focus areas include Carbon, Carbon Removal, Clean Energy and DeepTech. 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 Heirloom invest at?
The known deals of Heirloom include 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 Heirloom?
Both people on file at Heirloom are listed as contacts for the firm, each with their own profile page.
How do I contact Heirloom?
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