# Kemal Tamer

> Kemal Tamer is a seed investor at Bookfluencer backing Software and Artificial Intelligence. See 6 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Bookfluencer](https://shizune.co/investors/profile/bookfluencer)
- Total investments: 6
- Last investment: Jan 2024
- Lead investor: 83%
- Last updated: Aug 2026
- LinkedIn: https://tr.linkedin.com/in/kemaltamer
- Website: https://www.kemaltamer.com/

Kemal Tamer is a seed investor at Bookfluencer focused on Software and Artificial Intelligence. Kemal Tamer is the Co-Founder of Defimec. He previously worked at Tamer Varlık Yönetim A.Ş. as a Chairman of the Board.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $65k–$6M |
| Pre-Seed | $72k–$250k |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 33% |
| Artificial Intelligence | 2 | 33% |
| Sports | 1 | 17% |
| FinTech | 1 | 17% |
| Finance | 1 | 17% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 50% |
| Pre-Seed | 2 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Turkey | 3 | 50% |
| Estonia | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Ziv4 Technology | Ziv4 Technology is an artificial intelligence algorithm-focused financial technology startup. | $71.7K | Pre-Seed | Jan 01, 2024 |  |
| Ziv4 Technology | Ziv4 Technology is an artificial intelligence algorithm-focused financial technology startup. | $71.7K | Pre-Seed | Jan 01, 2024 |  |
| Defimec | Defimec is an ecosystem that develops protocols and platforms for decentralized applications. With smart contracts, expensively massive and sometimes very liquid assets are divided into smaller bits. As a result, it makes large investments accessible to large audiences with few resources. | $6M | Seed | Jun 09, 2022 |  |
| Defimec | Defimec is an ecosystem that develops protocols and platforms for decentralized applications. With smart contracts, expensively massive and sometimes very liquid assets are divided into smaller bits. As a result, it makes large investments accessible to large audiences with few resources. | $250K | Pre-Seed | Jun 09, 2022 |  |
| Fitty | Fitty allows users to go to the gym of their choice and pay for the minutes they use. | $65.2K | Seed | May 10, 2022 |  |
| Sertifier | Sertifier is a big data company that focuses on creating the tools to gather skill-oriented education and experience data in one place. Skill oriented data is scattered and unanalyzable. Tools created by Sertifier obtain a mission to understand, define, and analyze such data to create useful feedback using its unique technology and algorithms. | $300K | Seed | Sep 14, 2021 |  |

6 of 6 investments shown.

## Co-investors
- [Alima Ventures BV](https://shizune.co/investors/profile/alima-ventures-bv) — VC Fund, 1 deal together
- [Portera Ventures](https://shizune.co/investors/profile/portera-ventures) — VC Fund, 1 deal together
- [Tamer Capital](https://shizune.co/investors/profile/tamer-capital) — VC Fund, 1 deal together
- [TechOne VC](https://shizune.co/investors/profile/techone-vc) — VC Fund, 1 deal together
- [Techventure](https://shizune.co/investors/profile/techventure-5cbc) — VC Fund, 1 deal together

## About Bookfluencer

VC Fund



1 contacts available at Bookfluencer.

| Name | Title | Profile |
| --- | --- | --- |
| Kemal Tamer | Founder | https://shizune.co/investors/profile/kemal-tamer |

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## FAQ

### What does Kemal Tamer invest in?

Kemal Tamer invests primarily in Software, Artificial Intelligence and Sports startups, most often at Seed and Pre-Seed stage. Most of the 6 investments tracked by Shizune back companies in Turkey. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Kemal Tamer's check size?

Kemal Tamer typically joins rounds of $65k–$6M at Seed and $72k–$250k at Pre-Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Kemal Tamer participates in.

### When did Kemal Tamer last invest?

The most recent investment recorded for Kemal Tamer closed in Jan 2024. Shizune tracks 6 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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