# Overwater Ventures

> Overwater Ventures is a VC fund backing Biotechnology and Health Care. See 17 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: VC Fund
- Total investments: 17
- Last investment: Sep 2026
- Lead investor: 29%
- Fund size: $15M
- Last fund: Jul 2025
- Last updated: Oct 2026

Overwater Ventures is an investment firm.

## Contacts

5 contacts available for Overwater Ventures. Shizune tracks 1 team members at Overwater Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/overwater-ventures?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Biotechnology | 6 | 35% |
| Health Care | 5 | 29% |
| Medical | 4 | 24% |
| Wellness | 3 | 18% |
| Artificial Intelligence | 3 | 18% |

19 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 7 | 41% |
| Series A | 5 | 29% |
| Series B | 2 | 12% |
| Series C | 1 | 6% |
| Funding Round | 1 | 6% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 11 | 65% |
| The Netherlands | 1 | 6% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Kristina Simmons | Founder and Managing Partner | 6 | https://shizune.co/investors/profile/kristina-simmons |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Tiny Health | Tiny Health is the leading microbiome health platform for people tackling chronic conditions or looking to optimize overall health. Tiny Health’s Gut Health Test is the first-ever at-home gut microbiome test for pregnant moms and babies to use shotgun metagenomics, and the company now also offers tests for older children and adults, as well asVaginal Health Tests.To date, 30,000 families have trusted Tiny Health to correct imbalances in the gut and vaginal microbiome, and optimize their lifelong health. By taking evidence-based action steps from a dietary, supplement and lifestyle based on personalized results, we've helped people reduce severe symptoms and in some cases even reverse chronic conditions. Tiny Health's team includes top scientists, physicians, and microbiologists from Mayo Clinic, Johns Hopkins, Stanford, WashU, Cornell, and Harvard Medical School. For more information, visit tinyhealth.com and poweredbytiny.com | $33M | Series B | Sep 29, 2026 | https://www.tinyhealth.com/ |
| Apaluma | Apaluma builds sets of APIs that any developer, business, or government agency can access. Through our AI and machine learning model, we are able to standardize datasets and turn them into actionable insights. | $5.6M | Seed | Jul 16, 2026 | https://www.apaluma.com/ |
| Feanix Biotechnologies | Feanix Biotechnologies is a genetic laboratory for testing samples. | $5.3M | Seed | Dec 18, 2025 | https://www.feanixbio.com |
| Trial Library | Trial Library is an oncology clinical trials company. | $10M | Series A | Dec 02, 2025 | https://www.triallibrary.com/ |
| Adaptyx Biosciences | Adaptyx Biosciences develops wearable sensors. | $14M | Seed | Oct 20, 2025 | https://www.adaptyx.bio |
| BeSound | BeSound provides mammograms, screening and biopsy services to help the women to detect cancers earlier. | $6.8M | Seed | Sep 30, 2025 | https://www.besoundbreast.com |
| Penguin Ai | Penguin AI uses AI to analyze health records and support care decisions, improving patient outcomes. | $25M | Series A | Sep 11, 2025 | https://www.penguinai.co/ |
| Gameto | Gameto is a biotechnology company whose mission is to redefine female reproductive health by developing therapies that improve lives.Women’s health is a vastly underserved therapeutic area. Most conditions have few treatment options, and those available often cause frequent complications and offer limited clinical benefit. Gameto aims to changethat.Gameto is committed to using cutting-edge scientific advances to deliver better solutions to patients. Using cellular engineering, they have developed a platform to produce female reproductive cell lines. They use proprietary combinations of transcription factors to reprogram hiPSCs into engineered ovarian and endometrium cell lines that mimic the functions of endogenous cells, producing and responding to all hormones. Their team of cellular engineers is using this platform to advance a portfolio of cellular therapeutics for female reproductive diseases. Gameto's first program, Fertilo, is a therapeutic for IVF and egg freezing, aiming to make the process shorter, safer and more effective. Additional applications of our platform include, an organoid of the female reproductive system, Deovo, and a cell-based therapeutic to ameliorate the health consequences of primary ovarian insufficiency and menopause, Ameno. | $44M | Series C | Aug 12, 2025 | https://gametogen.com/ |
| Overture Life | Overture Life is a biotechnology company that develops automated technologies for assisted reproductive procedures, aiming to enhance the efficiency and accessibility of in vitro fertilization (IVF). Its solutions focus on automating complex embryology lab processes, such as egg vitrification and embryo warming, to improve consistency and reducecosts. The company's DaVitri platform is designed to standardize these procedures, potentially increasing oocyte survival rates and decreasing the number of IVF cycles needed. | $20.6M | Venture - Series Unknown | Apr 24, 2025 | https://overture.life/ |
| Olio Labs | Olio Labs utilizes AI for combo therapeutics, optimizing and minimizing side effects through automated discovery of protein interactions. |  |  | Mar 19, 2025 | https://oliolabs.co/ |

10 of 17 investments shown.

## Co-investors
- [Future Ventures](https://shizune.co/investors/profile/future-ventures) — VC Fund, 5 deals together
- [RA Capital Management](https://shizune.co/investors/profile/ra-capital-management) — VC Fund, 4 deals together
- [B Capital](https://shizune.co/investors/profile/b-capital-group) — VC Fund, 3 deals together
- [Bold Capital Partners](https://shizune.co/investors/profile/bold-capital) — VC Fund, 3 deals together
- [Lux Capital](https://shizune.co/investors/profile/lux-capital) — VC Fund, 3 deals together
- [TA Ventures](https://shizune.co/investors/profile/ta-venture) — VC Fund, 3 deals together

## Similar investors

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

## FAQ

### What does Overwater Ventures invest in?

Overwater Ventures invests primarily in Biotechnology, Health Care and Medical startups, most often at Seed and Series A stage. Most of the 17 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Overwater Ventures?

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 Overwater Ventures?

The team at Overwater Ventures includes Kristina Simmons (Founder and Managing Partner). 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 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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