# David Balensiefen

> David Balensiefen is a angel investor at Enerkii backing Renewable Energy and Sustainability. See 5 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Enerkii](https://shizune.co/investors/profile/enerkii)
- Location: Munich, Germany
- Total investments: 5
- Last investment: Dec 2023
- Lead investor: 20%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/david-balensiefen-310a2695/
- Website: https://de.gridx.ai

David Balensiefen is a angel investor at Enerkii in Munich focused on Renewable Energy and Sustainability. David Balensiefen is based out of Munich, Bavaria, and is the Co-Founder of enerkii. David previously worked at gridX as the CEO & Founder. David Balensiefen attended the RWTH Aachen University.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Renewable Energy | 3 | 60% |
| Sustainability | 2 | 40% |
| SaaS | 1 | 20% |
| Battery | 1 | 20% |
| Software | 1 | 20% |

8 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Angel | 2 | 40% |
| Seed | 1 | 20% |
| Pre-Seed | 1 | 20% |
| Funding Round | 1 | 20% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| autarc | We supercharge installers with our OS to become heat pump champions |  | Pre-Seed | Dec 11, 2023 |  |
| Greenflash | Greenflash places a premium on quality, efficiency, and client happiness. We collaborate with world-class partners to deliver you high-quality components and cutting-edge technologies. Our customized energy solutions are tailored to your specific needs and circumstances in order to get the best potential outcome for you. |  | Angel | Aug 03, 2023 |  |
| Heimladen | Heimladen is a renewable energy source that drives human mobility. They offer a platform that acts as a real estate partner, controls the charging infrastructure, and takes care of project planning while keeping costs low, and enabling tenants. |  | Seed | Apr 20, 2022 |  |
| Voltfang | We integrate used electric car batteries into a battery storage system and thus build up a decentralized storage network. |  |  | Mar 15, 2022 |  |
| Voltfang | We integrate used electric car batteries into a battery storage system and thus build up a decentralized storage network. |  | Angel | Mar 15, 2022 |  |

5 of 5 investments shown.

## Co-investors
- [Pirate Impact](https://shizune.co/investors/profile/pirate-impact) — VC Fund, 2 deals together
- [better ventures](https://shizune.co/investors/profile/better-ventures-9d06) — VC Fund, 1 deal together
- [PT1](https://shizune.co/investors/profile/proptech1-ventures) — VC Fund, 1 deal together

## About Enerkii

VC Fund · Munich, Germany

Enerkii offers comprehensive and holistic energy solutions that cover the entire spectrum of sustainable energy needs.

1 contacts available at Enerkii.

| Name | Title | Profile |
| --- | --- | --- |
| David Balensiefen | Co-Founder | https://shizune.co/investors/profile/david-balensiefen |

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## FAQ

### What does David Balensiefen invest in?

David Balensiefen invests primarily in Renewable Energy, Sustainability and SaaS startups, most often at Angel and Seed stage. Most of the 5 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did David Balensiefen last invest?

The most recent investment recorded for David Balensiefen closed in Dec 2023. Shizune tracks 5 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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