# Primer Saje

> Primer Saje is a seed investor backing Software, Artificial Intelligence and Apps. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 4
- Last investment: Sep 2025
- Lead investor: 0%
- Last updated: Aug 2026

Primer Saje is a seed investor focused on Software and Artificial Intelligence. Primer Saje

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $741k–$1.1M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Software | 2 | 50% |
| Artificial Intelligence | 2 | 50% |
| Apps | 1 | 25% |
| Sales | 1 | 25% |
| Video | 1 | 25% |

10 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 3 | 75% |
| Series B | 1 | 25% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| South Korea | 3 | 75% |
| United States | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Doctornow | Doctornow is a leading digital healthcare platform in South Korea and the pioneer of the nation's first remote medical consultations & drug delivery services. Doctornow offers a range of services, including medical AI assessments and real-time consultations with medical practitioners. |  | Series B | Sep 01, 2025 |  |
| DALPHA | Dalpha develops artificial intelligence technology for the creation of AI models. The company provides data security and ownership through a secure cloud environment and differential privacy technology. | $997.2K | Seed | Jun 26, 2023 |  |
| Jiro | Jiro is a technology company focused on simplifying video content creation through digital platforms. It develops solutions for the video production industry, helping businesses create videos. | $740.9K | Seed | Nov 10, 2022 |  |
| MakeDashy | MakeDashy AI based business tools analyzes customer lifecycle values, retention rates to increase customer loyalty. | $1.1M | Seed | Oct 19, 2022 |  |

4 of 4 investments shown.

## Co-investors
- [Balon Capital](https://shizune.co/investors/profile/balon-capital) — VC Fund, 1 deal together
- [Bluepoint](https://shizune.co/investors/profile/bluepoint-partners-2) — VC Fund, 1 deal together
- [BonAngels Venture Partners](https://shizune.co/investors/profile/bon-angels) — VC Fund, 1 deal together
- [CRIT Ventures](https://shizune.co/investors/profile/crit-ventures) — VC Fund, 1 deal together
- [Dayli Partners](https://shizune.co/investors/profile/dayli-partners) — VC Fund, 1 deal together
- [Dunamu & Partners](https://shizune.co/investors/profile/dunamu-partners) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
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- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

### Similar country
- [Strong Ventures](https://shizune.co/investors/profile/strong-ventures) — VC Fund
- [Korea Credit Guarantee Fund](https://shizune.co/investors/profile/korea-credit-guarantee-fund) — VC Fund
- [Kakao Ventures](https://shizune.co/investors/profile/kakao-ventures) — VC Fund

## Featured in investor lists
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- [Artificial intelligence Angel Investors in South Korea](https://shizune.co/investors/artificial-intelligence-angel-investors-south-korea)

## FAQ

### What does Primer Saje invest in?

Primer Saje invests primarily in Software, Artificial Intelligence and Apps startups, most often at Seed and Series B stage. Most of the 4 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 Primer Saje's check size?

Primer Saje typically joins rounds of $741k–$1.1M 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 Primer Saje participates in.

### When did Primer Saje last invest?

The most recent investment recorded for Primer Saje closed in Sep 2025. Shizune tracks 4 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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