# Startup-X

> Startup-X is a VC fund in Mapo backing Children and Education. See 2 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Mapo, South Korea
- Total investments: 2
- Last investment: Jan 2022
- Lead investor: 50%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/startupx-llc
- Website: http://www.startup-x.com
- Facebook: https://www.facebook.com/startupxllc

Startup-X is a global business development, angel investors, and investment company.

## Contacts

5 contacts available for Startup-X. Shizune tracks 1 team members at Startup-X. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/startup-x-09dd?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $83k–$759k |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Children | 1 | 50% |
| Education | 1 | 50% |
| Incubators | 1 | 50% |
| Publishing | 1 | 50% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Seri Sheen | CEO & Founder | 1 | https://shizune.co/investors/profile/seri-sheen |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Cinnamon Company | Cinnamon Company specializes in early childhood education content. | $83.5K | Seed | Jan 07, 2022 |  |
| My Workspace | My Workspace is an affordable premium shared office space serving startups and freelancers at three locations in the heart of Seoul’s tech hub. We are seeking to collaborate with the right partners to optimally incubate startups of all industries, presently with a particular focus on the current Blockchain, AI, and Bio markets. | $759.2K | Seed | Aug 06, 2021 |  |

2 of 2 investments shown.

## Co-investors
- [AI Angel Club](https://shizune.co/investors/profile/ai-angel-club) — VC Fund, 1 deal together
- [CNTTECH](https://shizune.co/investors/profile/cnttech) — VC Fund, 1 deal together
- [The Invention Lab](https://shizune.co/investors/profile/roa-invention-lab) — VC Fund, 1 deal together

## Similar investors

### Similar industry
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### Similar stage
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### Similar country
- [Strong Ventures](https://shizune.co/investors/profile/strong-ventures) — VC Fund
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- [Kakao Ventures](https://shizune.co/investors/profile/kakao-ventures) — VC Fund

## Featured in investor lists
- [Publishing Investors in South Korea](https://shizune.co/investors/publishing-investors-south-korea)
- [Publishing VC Funds in South Korea](https://shizune.co/investors/publishing-vc-funds-south-korea)

## FAQ

### What does Startup-X invest in?

Startup-X invests primarily in Children, Education and Incubators startups, most often at Seed stage. Most of the 2 investments tracked by Shizune back companies in South Korea. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Startup-X's check size?

Startup-X typically joins rounds of $83k–$759k at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Startup-X participates in.

### How do I contact Startup-X?

Public channels for Startup-X include LinkedIn, the website linked on this profile and Facebook. 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.

### Who are the partners at Startup-X?

The team at Startup-X includes Seri Sheen (CEO & Founder). The Team section lists each member with their title, investment count and links.

### 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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