Alvar Lumberg is an angel investor and operator angel based in Tallinn, Estonia. The known portfolio is one company, H2Electro.
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Investment focus
Contacts
Alvar Lumberg portfolio company (1)
- H2Electro
Investor Profile
The listing covers sectors AI, Climate, FinTech and SaaS, and focus areas Computer Vision, E-Commerce, Machine Learning and Sustainability. Startups operating in these areas may find Alvar Lumberg relevant.
The stage tags on this profile are Pre-Seed and Seed.
The portfolio and focus above give founders context on whether Alvar Lumberg matches their raise.
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Frequently asked questions
Who is Alvar Lumberg?
Alvar Lumberg is an angel investor and operator angel based in Tallinn, Estonia with one known investment on file, H2Electro. The sections above list the sectors and stages attached to that record.
What does Alvar Lumberg invest in?
Listed sectors include AI, Climate, FinTech and SaaS; listed focus areas include Computer Vision, E-Commerce, Machine Learning and Sustainability. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Alvar Lumberg invest at?
The database lists Alvar Lumberg for Pre-Seed and Seed rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
How do I contact Alvar Lumberg?
An email address and a LinkedIn page are on file for Alvar Lumberg. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 6 September 2026 · How this data is built · Report a correction or request removal