Antto Piirainen works as an Associate at Helen Ventures. The firm's known portfolio counts 9 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Associate at Helen Ventures, whose known portfolio counts 9 companies
- LiveEO
- Voltfang
- enspirED
- Gradyent
- Renewabl
- node.energy
- Emulate Energy
- Eologix
- Nobile Group
Investor Profile
Antto Piirainen is listed against sectors AI, Climate, FinTech and Hardware, and focus areas Analytics, Asset Management, Automotive and Battery in the database.
Stage-wise, the deals at Helen Ventures cluster around Growth, Seed and Series A rounds.
The firm portfolio and the focus above give founders context on whether Antto Piirainen matches their raise.
Colleagues at Helen Ventures
Frequently asked questions
Who is Antto Piirainen?
Antto Piirainen is a corporate venture investor based in Helsinki, Lapland, Finland, listed as Associate at Helen Ventures. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Antto Piirainen personally.
What does Antto Piirainen invest in?
Listed sectors include AI, Climate, FinTech and Hardware; listed focus areas include Analytics, Asset Management, Automotive and Battery. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Antto Piirainen invest at?
Helen Ventures appears in Growth, Seed and Series A rounds across its known deals, and Antto Piirainen is listed there as Associate. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Antto Piirainen listed at?
Antto Piirainen is listed as Associate at Helen Ventures. One other person in the database shares a firm with Antto Piirainen.
How do I contact Antto Piirainen?
An email address and a LinkedIn page are on file for Antto Piirainen. 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 5 September 2026 · How this data is built · Report a correction or request removal