Sami Marttinen
Angel Investor
Helsinki, Finland
Sami Marttinen is a pre-seed investor in Helsinki focused on Fashion and Shopping. Sami Marttinen is the Co-Founder and Chief Executive Officer at Swappie. He previously worked as the CEO and Co Founder of Viking Shave Club Oy Ab. He completed his degree from Aalto University.
- Total investments:
- 1
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Sami Marttinen invests in
Stages Sami Marttinen invests in
Countries Sami Marttinen invests in
Investment Focus
Industry
- Fashion 1 (100%)
- Shopping 1 (100%)
- Marketplace 1 (100%)
- Secondhand Goods 1 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Bought
|
A fully automated secondhand marketplace unleashing the 95% of hidden secondhand supply with AI. | $1.5M / Pre-Seed / Mar 26, 2025 |
Co-Investors
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FAQ
What does Sami Marttinen invest in?
Sami Marttinen invests primarily in Fashion, Shopping and Marketplace startups, most often at Pre-Seed stage. Most of the 1 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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