# Base4 Capital

> Base4 Capital is a VC fund backing Biotechnology, Medical and Health Care. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Total investments: 3
- Last investment: May 2026
- Lead investor: 0%
- Last updated: Aug 2026

Base4 Capital is an investment firm.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Biotechnology | 3 | 100% |
| Medical | 1 | 33% |
| Health Care | 1 | 33% |
| Health Diagnostics | 1 | 33% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 2 | 67% |
| Seed | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Pumpkinseed Technologies | Pumpkinseed allows for high-speed readings of biological bits. | $20M | Series A | May 05, 2026 |  |
| Centivax | Centivax is a healthcare-based agency that provides biotechnology, pharmaceutical, medical device manufacturing, and therapeutic services. | $45M | Series A | Jul 08, 2025 |  |
| Mana.bio | Mana.bio develops artificial intelligence–based platforms for drug delivery using lipid nanoparticles (LNPs). The company combines machine learning with nanotechnology to design, test, and refine LNP formulations through computational modeling and laboratory validation. Its technology focuses on extrahepatic tissue targeting and includes researchon lung-targeted delivery and safety improvements through predictive modeling. Mana.bio has introduced ChatLNP, a tool that supports literature analysis, property prediction, and formulation optimization. The platform integrates experimental results with public data to enhance model accuracy and broaden its design capabilities for gene therapy and RNA-based medicines. | $19.5M | Seed | Oct 10, 2023 |  |

3 of 3 investments shown.

## Co-investors
- [Future Ventures](https://shizune.co/investors/profile/future-ventures) — VC Fund, 3 deals together
- [NFX](https://shizune.co/investors/profile/nfxcapital) — VC Fund, 3 deals together
- [ADVentures](https://shizune.co/investors/profile/adventures-ca67) — VC Fund, 1 deal together
- [Amplify Partners](https://shizune.co/investors/profile/amplify-partners) — VC Fund, 1 deal together
- [Andreessen Horowitz](https://shizune.co/investors/profile/andreessen-horowitz) — VC Fund, 1 deal together
- [Bold Capital Partners](https://shizune.co/investors/profile/bold-capital) — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

## FAQ

### What does Base4 Capital invest in?

Base4 Capital invests primarily in Biotechnology, Medical and Health Care startups, most often at Series A and Seed stage. Most of the 3 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Base4 Capital last invest?

The most recent investment recorded for Base4 Capital closed in May 2026. Shizune tracks 3 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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