# Ecosphere Ventures

> Ecosphere Ventures is a VC fund in Houston backing Energy, Medical and Nuclear. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Houston, United States
- Total investments: 4
- Last investment: May 2026
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/ecosphere-ventures
- Website: https://ecosphere.vc

Ecosphere Ventures is a VC fund in Houston focused on Energy and Medical. Ecosphere Ventures focuses on investing in and supporting early-stage companies developing transformative cleantech and sustainability solutions. They aim to support visionary entrepreneurs tackling critical issues related to climate change and environmental sustainability.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 2 | 50% |
| Medical | 1 | 25% |
| Nuclear | 1 | 25% |
| Hardware | 1 | 25% |
| Data Center | 1 | 25% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Pre-Seed | 3 | 75% |
| Seed | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Aquanta Vision | Aquanta Vision provides optical gas imaging detection software which improves methane leak identification during inspections. |  | Pre-Seed | May 19, 2026 |  |
| Solidec | Solidec is the pathway to emission-free compounds, beginning with hydrogen peroxide. | $2M | Pre-Seed | Jul 30, 2025 |  |
| NearStar Fusion Inc. | NearStar Fusion is developing fusion power plants with a tritium-free pulsed impact fusion approach leveraging extensive experience with hypervelocity plasma railguns. The simplicity of the NearStar Fusion power plant reduces development time, construction, and operating costs, while improving operational reliability and longevity.NearStar's design heavily leverages existing materials and technologies thereby avoiding major investments in material science or complicated supply chains. |  | Seed | Feb 10, 2025 |  |
| Canyon Magnet Energy | Canyon Magnet Energy (CME) is pioneering the next generation of compact, high-performance superconducting magnet systems powered by high-temperature superconductors (HTS). With a focus on quench resilience, cryogen-free operation, and application-specific integration, CME enables breakthrough capabilities across fusion energy, quantum computing,portable NMR/MRI systems, and cryogenic research (without liquid helium). Our proprietary technologies, including HTS magnet architecture, vibration-free cryogenic cooling, and upcoming flux pump innovations, position CME as a key strategic supplier to leading OEMs in science, medicine, and clean energy. |  | Pre-Seed | Dec 15, 2024 |  |

4 of 4 investments shown.

## Co-investors
- [Chevron Technology Ventures](https://shizune.co/investors/profile/chevron-technology-ventures) — VC Fund, 1 deal together
- [Virginia Venture Partners](https://shizune.co/investors/profile/cit-gap-funds) — VC Fund, 1 deal together
- [Collaborative Fund](https://shizune.co/investors/profile/collaborative-fund) — VC Fund, 1 deal together
- [Echo River Capital](https://shizune.co/investors/profile/echo-river-capital) — VC Fund, 1 deal together
- [EIC Rose Rock](https://shizune.co/investors/profile/eic-rose-rock) — VC Fund, 1 deal together
- [SOSV HAX](https://shizune.co/investors/profile/hax-accelerator) — VC Fund, 1 deal 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
- [Everywhere Ventures](https://shizune.co/investors/profile/everywhere-ventures) — VC Fund

## FAQ

### What does Ecosphere Ventures invest in?

Ecosphere Ventures invests primarily in Energy, Medical and Nuclear startups, most often at Pre-Seed and Seed stage. Most of the 4 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 Ecosphere Ventures last invest?

The most recent investment recorded for Ecosphere Ventures closed in May 2026. 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.

# About Shizune
Shizune.co is an investor database. Core features:
- 48,091 startup investors (angels, VCs, accelerators, and others)
- Email, phone, LinkedIn (for intros), socials, and other contact data
- Updated daily from public funding news
- CSV and Excel export

The User can access the full database FOR FREE after signing up: shizune.co