# David Heller

> David Heller is a Series B investor at Vertex Ventures Israel backing Mobile and Finance. See 3 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Vertex Ventures Israel](https://shizune.co/investors/profile/vertex-ventures-israel)
- Location: Tel Aviv, Israel
- Total investments: 3
- Last investment: Feb 2026
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-heller-28b28288

David Heller is a Series B investor at Vertex Ventures Israel in Tel Aviv focused on Mobile and Finance. General Partner at Vertex Venture Capital.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Mobile | 1 | 33% |
| Finance | 1 | 33% |
| Wireless | 1 | 33% |
| Consulting | 1 | 33% |
| Financial Services | 1 | 33% |

6 industries tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Japan | 1 | 33% |
| Israel | 1 | 33% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| HiJoJo Partners | HiJoJo Partners sells "funds incorporating high-quality middle and late-stage private companies in Japan and overseas, including unicorn companies," to domestic investors. | $6.4M | Series B | Feb 26, 2026 |  |
| Runcom | Runcom Technologies develops, manufactures and markets superior technological standards and products that target the emerging beyond 3G market, enabling the delivery of enhanced communications services to cellular phones and other mobile and fixed devices. A privately owned company headquartered in Rishon LeZion, Israel, Runcom is the recognizedpioneer of OFDMA® (Orthogonal Frequency Division Multiple Access) NLOS (Non-Line Of Sight) technology, which has been adopted by ETSI for wireless telecom applications and by the WiMAX Forum® for its IEEE 802.16e standard. |  | Series B | Nov 30, 2000 |  |
| Runcom | Runcom Technologies develops, manufactures and markets superior technological standards and products that target the emerging beyond 3G market, enabling the delivery of enhanced communications services to cellular phones and other mobile and fixed devices. A privately owned company headquartered in Rishon LeZion, Israel, Runcom is the recognizedpioneer of OFDMA® (Orthogonal Frequency Division Multiple Access) NLOS (Non-Line Of Sight) technology, which has been adopted by ETSI for wireless telecom applications and by the WiMAX Forum® for its IEEE 802.16e standard. |  | Series B | Nov 30, 2000 |  |

3 of 3 investments shown.

## Co-investors
- [Smac Partners](https://shizune.co/investors/profile/smac-partners) — VC Fund, 2 deals together
- [H.I.S.](https://shizune.co/investors/profile/h-i-s) — VC Fund, 1 deal together
- [i-nest capital](https://shizune.co/investors/profile/i-nest-capital) — VC Fund, 1 deal together
- [Pegasus Tech Ventures](https://shizune.co/investors/profile/pegasus-tech-ventures) — VC Fund, 1 deal together
- [SMBC Venture Capital](https://shizune.co/investors/profile/smbc-venture-capital) — VC Fund, 1 deal together
- [Vertex Ventures](https://shizune.co/investors/profile/vertex-ventures) — VC Fund, 1 deal together

## About Vertex Ventures Israel

VC Fund · Tel Aviv, Israel

Over the past 22 years, we backed more than 120 Israeli tech companies and overseen more than 40 exits. We focus on early-stage companies from Seed stage to B round who aim to disrupt large markets across several categories and verticals. From inception through growth, our team has been fortunate to work with some of Israel’s leadingentrepreneurs and be an early investor in 3 of the 10 largest VC stories out of Israel in the last decade: Waze (acquired by Google for $1.3B); CyberArk (IPO, $1B+); and SolarEdge (IPO, $1B+). In addition to Israel, the Vertex Global Network of funds is active in Silicon Valley, China, Singapore and India, providing a unique platform for our portfolio companies to realize their full potential by leveraging the combined experience and resources of our extensive network.

5 contacts available at Vertex Ventures Israel.

| Name | Title | Profile |
| --- | --- | --- |
| Aviad Ariel | General Partner | https://shizune.co/investors/profile/aviad-ariel |
| David Heller | General Partner | https://shizune.co/investors/profile/david-heller |
| Emanuel Timor | General Partner | https://shizune.co/investors/profile/emanuel-timor |
| Ran Gartenberg | General Partner & CFO | https://shizune.co/investors/profile/ran-gartenberg |
| Tami Bronner | Partner | https://shizune.co/investors/profile/tami-bronner-094a |

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- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund
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## FAQ

### What does David Heller invest in?

David Heller invests primarily in Mobile, Finance and Wireless startups, most often at Series B stage. Most of the 3 investments tracked by Shizune back companies in Japan. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Heller last invest?

The most recent investment recorded for David Heller closed in Feb 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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