Sadık Koseoglu
Director @ ŞirketOrtağım
Istanbul, Turkey
Sadık Koseoglu is an investor and startup mentor specializing in early-stage innovation and venture development. He is actively involved in sourcing and evaluating high-potential startups, managing end-to-end investment processes, and providing post-investment support. He also mentors entrepreneurs through startup development programs, offeringguidance on growth strategy and operational execution. Additionally, he handles BKS license and investment applications, supporting regulatory and financial structuring for new ventures.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 100%
Last updated:
For AI agents: llms.txt
Industries Sadık Koseoglu invests in
Stages Sadık Koseoglu invests in
Countries Sadık Koseoglu invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- SaaS 1 (50%)
- Human Resources 1 (50%)
- Machine Learning 1 (50%)
- Card and Board Games 1 (50%)
- Knowledge Management 1 (50%)
Stage
- Seed 1 (50%)
- Angel 1 (50%)
Country
- Turkey 1 (50%)
- United Kingdom 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| HOUF Games is an independent board game publisher that creates educational and engaging games based on real-world topics. | Angel / Aug 11, 2026 | ||
| Meetgate is a developer of an AI-powered candidate assessment and recruitment platform intended to streamline the hiring process. | $250K / Seed / Dec 06, 2024 |
Co-Investors
About ŞirketOrtağım
The company's mission is to build angel investors with a platform that will bring together early stage initiatives. These platforms via venture capital from angel investors and is intended to ensure the transfer of knowledge.
ŞirketOrtağım Contacts
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|---|---|---|---|
Mehmet Buldurgan
President
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Doruk Özcan
Shareholder and Investor
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Dursun Akbulut
Co Founder
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Sadık Koseoglu
Director
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FAQ
What does Sadık Koseoglu invest in?
Sadık Koseoglu invests primarily in SaaS, Human Resources and Machine Learning 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.
How do I contact Sadık Koseoglu?
Public channels for Sadık Koseoglu include LinkedIn. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Sadık Koseoglu last invest?
The most recent investment recorded for Sadık Koseoglu closed in Aug 2026. 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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