# Helium-3 Ventures

> Helium-3 Ventures is a VC fund in New York backing Manufacturing and Robotics. See 42 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: New York, United States
- Total investments: 42
- Last investment: Jun 2025
- Lead investor: 14%
- Last fund: Sep 2021
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/75016163/admin/
- X (Twitter): https://twitter.com/Helium3Ventures
- Website: https://helium-3ventures.com/

Helium-3 Ventures is a VC fund in New York focused on Manufacturing and Robotics. We back the best founders building the most exciting and innovative companies for earth and beyond

## Contacts

5 contacts available for Helium-3 Ventures. Shizune tracks 3 team members at Helium-3 Ventures. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/helium-3-ventures?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $500k–$10M |
| Series A | $5.3M–$415M |
| Series B | $15M–$75M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Manufacturing | 5 | 12% |
| Robotics | 4 | 10% |
| FinTech | 3 | 7% |
| Software | 3 | 7% |
| E-Commerce | 3 | 7% |

68 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 13 | 31% |
| Seed | 6 | 14% |
| Series B | 5 | 12% |
| Pre-Seed | 3 | 7% |
| Series E | 1 | 2% |

6 stages tracked in total.

### Country

| Country | Investments | Share |
| --- | --- | --- |
| United States | 21 | 50% |
| United Kingdom | 4 | 10% |
| Canada | 1 | 2% |
| Mexico | 1 | 2% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| David Hendrickson | Founding Partner | 14 | https://shizune.co/investors/profile/david-hendrickson-ec9d |
| John Dauer | Founding Partner | 17 | https://shizune.co/investors/profile/john-dauer-8f41 |
| Matthew Bellamy | Partner | 3 | https://shizune.co/investors/profile/matthew-bellamy-d265 |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Runwise | Runwise is a wireless control, sensor network, and software platform to better operate heating systems. Its mission is to enable buildings to run more efficiently using intelligent and easy-to-install wireless hardware and software.The company's users can reduce heating expenses and carbon emissions thanks to the network's management ofheating and boiler systems, which also avoids under- and overheating and gives a verifiable online record of both. | $30M | Series B | Jun 09, 2025 |  |
| Space Forge | Space Forge make super materials in space that cannot be made on earth. | $30M | Series A | May 14, 2025 |  |
| Apptronik | Apptronik develops humanoid robots designed to operate alongside human workers and assist with physical tasks. The company focuses on creating general-purpose robotic systems that combine hardware, software, and AI to perform activities such as material handling, case picking, palletizing, and machine tending in industrial and logisticsenvironments. Its flagship product, the Apollo humanoid, is engineered to navigate spaces built for people and interact with existing tools and infrastructure. Apptronik also integrates robotic solutions through service and ownership models to support operational workflows. The company partners with technology and industrial firms to advance robot capabilities and real-world deployment. | $415M | Series A | Feb 13, 2025 |  |
| Engineered Arts | Engineered Arts designs and manufactures humanoid robots that facilitate engaging interactions and showcase advanced artificial intelligence. Their products, including Ameca and RoboThespian, serve various applications from entertainment to customer service, enhancing user experiences in diverse environments. | $10M | Series A | Dec 17, 2024 |  |
| Princeton NuEnergy | Princeton NuEnergy is a clean-tech startup focused on the direct recycling of lithium-ion batteries from electric vehicles and consumer electronics. Its patented Direct Battery Recycling technology to produce high-quality and high value-added cathode active materials with low operating cost from spent lithium-ion batteries and delivers sustainableenergy and environmental solutions. | $30M | Series A | Jun 17, 2024 |  |
| Dendra Systems | Dendra's vision is to empower humanity to restore the balance of our natural world. Our mission is to create the tools needed to power scalable ecosystem restoration. | $15M | Series B | May 08, 2024 |  |
| Sage Geosystems | Sage Geosystems develops geothermal and energy storage technologies that use subsurface heat and pressure to generate and store electricity. The company’s offerings include systems that store energy underground during low demand and release it to produce power when needed, and technologies that extract geothermal energy for continuous powergeneration. Its platform supports integration with intermittent renewable sources and grid applications, including long-duration storage and consistent electricity supply. Sage also works with partners on pilot projects and commercial deployments that apply its geothermal and storage systems to utility and infrastructure use cases. | $17M | Series A | Feb 15, 2024 |  |
| Runwise | Runwise is a wireless control, sensor network, and software platform to better operate heating systems. Its mission is to enable buildings to run more efficiently using intelligent and easy-to-install wireless hardware and software.The company's users can reduce heating expenses and carbon emissions thanks to the network's management ofheating and boiler systems, which also avoids under- and overheating and gives a verifiable online record of both. | $19M | Series A | Nov 03, 2022 |  |
| Posh | POSH provides integrated battery energy storage solutions for commercial and industrial customers. | $3.8M | Seed | Jun 22, 2022 |  |
| Posh | POSH provides integrated battery energy storage solutions for commercial and industrial customers. | $3.8M | Seed | Jun 22, 2022 |  |

10 of 42 investments shown.

## Co-investors
- [Y Combinator](https://shizune.co/investors/profile/y-combinator) — VC Fund, 6 deals together
- [UpHonest Capital](https://shizune.co/investors/profile/uphonest-capital) — VC Fund, 5 deals together
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund, 4 deals together
- [Loup Ventures](https://shizune.co/investors/profile/loup-ventures) — VC Fund, 4 deals together
- [Asymmetry Ventures](https://shizune.co/investors/profile/asymmetry-ventures) — VC Fund, 3 deals together
- [Beni VC](https://shizune.co/investors/profile/beni-vc) — VC Fund, 3 deals together

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## FAQ

### What does Helium-3 Ventures invest in?

Helium-3 Ventures invests primarily in Manufacturing, Robotics and FinTech startups, most often at Series A and Seed stage. Most of the 42 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Helium-3 Ventures's check size?

Helium-3 Ventures typically joins rounds of $500k–$10M at Seed, $5.3M–$415M at Series A and $15M–$75M at Series B. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Helium-3 Ventures participates in.

### How do I contact Helium-3 Ventures?

Public channels for Helium-3 Ventures include LinkedIn, X (Twitter) and the website linked on this profile. 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 Helium-3 Ventures?

The team at Helium-3 Ventures includes David Hendrickson (Founding Partner), John Dauer (Founding Partner) and Matthew Bellamy (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 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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