# Stone Bridge Ventures

> Stone Bridge Ventures is a VC fund backing Artificial Intelligence. See 98 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Seoul, South Korea
- Total investments: 98
- Last investment: Jul 2026
- Lead investor: 24%
- Last fund: Jan 2022
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/stonebridge-ventures-inc/
- Website: https://www.stonebridgeventures.vc/

Stone Bridge Ventures is a VC fund in Seoul focused on Artificial Intelligence and Software. Stone Bridge Ventures invests in entrepreneurs with bold ideas that improve and expand people's lives, industries, and markets. They provide professional assistance and a network of contacts geared towards businesses in order to help them expand.

## Contacts

5 contacts available for Stone Bridge Ventures. Shizune tracks 3 team members at Stone Bridge Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/stone-bridge-ventures?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.6M–$9.7M |
| Series A | $2.2M–$18M |
| Series B | $2.7M–$22M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Artificial Intelligence | 20 | 20% |
| Software | 18 | 18% |
| Information Technology | 13 | 13% |
| Health Care | 8 | 8% |
| Biotechnology | 8 | 8% |

117 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 28 | 29% |
| Seed | 27 | 28% |
| Series B | 19 | 19% |
| Funding Round | 6 | 6% |
| Series C | 4 | 4% |

8 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| South Korea | 66 | 67% |
| United States | 6 | 6% |
| South Africa | 1 | 1% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Jake Seid | Founder and Managing Director | 35 | https://shizune.co/investors/profile/jake-seid |
| Park Seon-jae | Judge | 3 | https://shizune.co/investors/profile/park-seon-jae |
| Son Ho-jun | Senior Managing Director | 1 | https://shizune.co/investors/profile/fortune-sohn |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Nums AI | Nums AI is a single foundation model that predicts across commerce, healthcare, finance, manufacturing, and defense. | $2.7M | Seed | Jul 20, 2026 |  |
| Argos Identity | Argos Identity is an identity verification service provider. Identify Anyone Anywhere Anytime. | $3M | Seed | Jul 15, 2026 |  |
| Plco | QMIT provides coaching includes nutrition, mental management, and career counseling. | $2.7M | Series B | Jun 16, 2026 |  |
| Intergravity | Intergravity is a company that is developing orbital transportation technologies to support the future of in-space activity. Intergravity is to enable a space environment in which mobility, service, and logistics are seamlessly integrated, creating the framework for long-term operations beyond Earth. | $5.4M | Seed | Apr 13, 2026 |  |
| MobilTech | MOBILTECH is an AI-based 3D GIS startup. The company is developing a 3D spatial scanner that replicates space to supply 3D spatial information and software solutions for smart cities. It specializes in immersive digital twin and LiDAR technology. Its digital twin data is compatible with NVIDIA Omniverse and Unreal Engine. | $8.9M | Venture - Series Unknown | Feb 05, 2026 |  |
| Holiday Robotics | Holiday Robotics is a robotics company that specializes in the development and commercialization of humanoid robots with sophisticated robotic hands. | $102.1M | Series A | Dec 08, 2025 |  |
| DAIM Research | DAIM Research is an AI-based automation system solution company that provides logistics automation solutions. | $14.9M |  | Nov 20, 2025 |  |
| DAIM Research | DAIM Research is an AI-based automation system solution company that provides logistics automation solutions. | $14.9M | Series B | Nov 20, 2025 |  |
| ADRO | Aerodynamic Hardware and Software Solutions | $6.9M | Series B | Nov 18, 2025 |  |
| Nex Eye | Nex Eye is an innovative biotechnology firm that offers revolutionary immunotherapy solutions for individuals battling cancer. The company addresses the fundamental reasons behind the failure of immunotherapy, which are influenced by the biology of cancer itself. Utilizing its ON-SMRT® platform based on actual patient data and resistant cancermodels, Nex Eye identifies new immune-evasion targets such as ONCOKINE®. By transforming the approach to tackling immune resistance, the firm is pioneering a new era in cancer therapy by revitalizing the capabilities of the immune system. | $44.2M | Series B | Aug 13, 2025 |  |

10 of 98 investments shown.

## Co-investors
- [KB Investment](https://shizune.co/investors/profile/kbinvest) — VC Fund, 11 deals together
- [Atinum Partners](https://shizune.co/investors/profile/atinum-partners) — VC Fund, 9 deals together
- [IMM Investment](https://shizune.co/investors/profile/imm-investment) — VC Fund, 9 deals together
- [Industrial Bank of Korea](https://shizune.co/investors/profile/industrial-bank-of-korea) — VC Fund, 9 deals together
- [DSC Investment](https://shizune.co/investors/profile/dsc-investment) — VC Fund, 8 deals together
- [Korea Development Bank](https://shizune.co/investors/profile/korean-development-bank) — VC Fund, 8 deals together

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## FAQ

### What does Stone Bridge Ventures invest in?

Stone Bridge Ventures invests primarily in Artificial Intelligence, Software and Information Technology startups, most often at Series A and Seed stage. Most of the 98 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 Stone Bridge Ventures's check size?

Stone Bridge Ventures typically joins rounds of $1.6M–$9.7M at Seed, $2.2M–$18M at Series A and $2.7M–$22M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Stone Bridge Ventures participates in.

### How do I contact Stone Bridge Ventures?

Public channels for Stone Bridge Ventures include LinkedIn and the website linked on this profile. 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 Stone Bridge Ventures?

The team at Stone Bridge Ventures includes Jake Seid (Founder and Managing Director), Park Seon-jae (Judge) and Son Ho-jun (Senior Managing Director). 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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