# Ben Nun Group

> Ben Nun Group is a seed investor backing Energy, Power Grid and Energy Storage. See 2 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Total investments: 2
- Last investment: Mar 2018
- Lead investor: 0%
- Last updated: Aug 2026

Ben Nun Group is a seed investor focused on Energy and Power Grid. Ben Nun Group

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 1 | 50% |
| Power Grid | 1 | 50% |
| Energy Storage | 1 | 50% |

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 1 | 50% |
| Pre-Seed | 1 | 50% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Nostromo | Nostromo Energy designed a water-based energy storage system that is challenging the current BTM energy storage landscape. | $6.6M | Seed | Mar 01, 2018 |  |
| Nostromo | Nostromo Energy designed a water-based energy storage system that is challenging the current BTM energy storage landscape. | $900K | Pre-Seed | Oct 18, 2017 |  |

2 of 2 investments shown.

## Co-investors
- [BIRD Foundation](https://shizune.co/investors/profile/bird-foundation) — VC Fund, 1 deal together
- [Israel Electric Corporation](https://shizune.co/investors/profile/israel-electric-corporation) — VC Fund, 1 deal together
- [Menora Mivtachim](https://shizune.co/investors/profile/mivtahim-israels-largest-pension-fund) — VC Fund, 1 deal together
- [Shell](https://shizune.co/investors/profile/royal-dutch-shell) — VC Fund, 1 deal together

## Similar investors

### Similar industry
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### Similar stage
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### Similar country
- [OurCrowd](https://shizune.co/investors/profile/ourcrowd) — VC Fund
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## Featured in investor lists
- [Energy Angel Investors in Middle East](https://shizune.co/investors/energy-angel-investors-middle-east)
- [Energy Angel Investors in Israel](https://shizune.co/investors/energy-angel-investors-israel)

## FAQ

### What does Ben Nun Group invest in?

Ben Nun Group invests primarily in Energy, Power Grid and Energy Storage startups, most often at Seed and Pre-Seed stage. Most of the 2 investments tracked by Shizune back companies in Israel. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Ben Nun Group last invest?

The most recent investment recorded for Ben Nun Group closed in Mar 2018. Shizune tracks 2 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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