# Demirhan Büyüközcü

> Demirhan Büyüközcü is a seed investor at Onedio backing eSports and Video Games. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Onedio](https://shizune.co/investors/profile/onedio)
- Total investments: 2
- Last investment: May 2019
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/buyukozcu
- X (Twitter): https://twitter.com/buyukozcu

Demirhan Büyüközcü is a seed investor at Onedio focused on eSports and Video Games. Demirhan Büyüközcü - Co-Founder @ Onedio

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| eSports | 1 | 50% |
| Video Games | 1 | 50% |
| Social Media | 1 | 50% |

### Stage

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

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Playz | Playz is a social media platform for gamers. | $100K | Angel | May 21, 2019 |  |
| Wudya | Wudya is a social gaming company developing social and mobile games. Wudya developed 8 social games on Facebook like Magnificent Millennium and The Message, playable globally in Turkish, English and Arabic. In total 1.2 million users played these games.Our next product, a unique game, specially designed for smartphones and tablets offers a wholenew way of gaming experience combined with the old school methods. Whole story, design documents and a playable prototype is ready for the game. |  | Seed | Jul 10, 2011 |  |

2 of 2 investments shown.

## About Onedio

VC Fund · Ankara, Turkey

Onedio is a new media platform which provides everything from video, short & funny lists, tests & breaking news for its visitors to share. According to Alexa, it is the most visited Turkish website in Turkey( June 2016). Onedio has 90M+ monthly visits, 25M+ unique visitors, that most of this came from mobile within 18-30 yo audience.Onedio is also publishing in Russian & English. Its strong technical foundation is providing easy to scale platform for native ad networks & international expansions

5 contacts available at Onedio.

| Name | Title | Profile |
| --- | --- | --- |
| Kaan Kayabalı | Founder and CEO | https://shizune.co/investors/profile/kaan-kayabal |
| Aytek Açık | Vice President of Sales | https://shizune.co/investors/profile/aytek-a%C3%A7%C4%B1k |
| Demirhan Büyüközcü | Co-Founder | https://shizune.co/investors/profile/demirhan-bykzc |
| Hakan Danışık | CTO | https://shizune.co/investors/profile/hakan-dan%C4%B1%C5%9F%C4%B1k |
| Omer Ozener | COO | https://shizune.co/investors/profile/omer-ozener |

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## FAQ

### What does Demirhan Büyüközcü invest in?

Demirhan Büyüközcü invests primarily in eSports, Video Games and Social Media 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 Demirhan Büyüközcü last invest?

The most recent investment recorded for Demirhan Büyüközcü closed in May 2019. 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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