# Demir Karaaslan

> Demir Karaaslan is a seed investor backing Biotechnology, Sustainability and Natural Resources. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: Mar 2022
- Lead investor: 0%
- Last updated: Aug 2026

Demir Karaaslan is a private investor.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Biotechnology | 1 | 50% |
| Sustainability | 1 | 50% |
| Natural Resources | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Angel | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Dusyeri | Dusyeri is an edutainment platform that focuses on children. | $3.7M | Seed | Mar 25, 2022 |  |
| Bak-Tek | Bak-Tek is a technology company that produces bioguy, biosea, bioguy enzyme plus, bioguy tabs, and refresher. They stand for sustainable, unique environmental solutions using the trademarked biological technologies to decrease the stress factors caused by increasing population and industrialization. The company creates bioengineered goods andsolutions for the sustainable use of natural resources. |  | Angel | Mar 01, 2016 |  |

2 of 2 investments shown.

## Co-investors
- [Albaraka Fintech Fund](https://shizune.co/investors/profile/albaraka-fintech-fund) — VC Fund, 1 deal together
- [APY Ventures](https://shizune.co/investors/profile/apy-ventures) — VC Fund, 1 deal together
- [Bilişim Vadisi](https://shizune.co/investors/profile/bili%C5%9Fim-vadisi) — VC Fund, 1 deal together
- [Fibaportföy](https://shizune.co/investors/profile/fibaportf%C3%B6y) — VC Fund, 1 deal together
- [Finberg](https://shizune.co/investors/profile/finberg) — VC Fund, 1 deal together
- [ITK Ventures](https://shizune.co/investors/profile/itk-ventures) — VC Fund, 1 deal together

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### Similar country
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## Featured in investor lists
- [Biotechnology Angel Investors in Turkey](https://shizune.co/investors/biotechnology-angel-investors-turkey)
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## FAQ

### What does Demir Karaaslan invest in?

Demir Karaaslan invests primarily in Biotechnology, Sustainability and Natural Resources startups, most often at Seed and Angel stage. Most of the 2 investments tracked by Shizune back companies in Turkey. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Demir Karaaslan last invest?

The most recent investment recorded for Demir Karaaslan closed in Mar 2022. Shizune tracks 2 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

### 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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