# SDGx

> SDGx is a VC fund in Singapore backing CleanTech and Energy. See 3 investments, check sizes, portfolio and contact details. Updated Aug 2026.

- Type: VC Fund
- Location: Singapore, Singapore
- Total investments: 3
- Last investment: Aug 2022
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/company/sdg-x/
- X (Twitter): https://twitter.com/sdgx_io
- Website: https://www.sdgx.io/
- Facebook: https://www.facebook.com/unsdgx/

SDGx is a venture capital and advisory firm that focuses on technology research, support founders, entrepreneurs and startups.

## Contacts

5 contacts available for SDGx. Shizune tracks 2 team members at SDGx. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-team-emails/sdgx?utm_source=investor_profile

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.9M–$2.7M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| CleanTech | 2 | 67% |
| Energy | 1 | 33% |
| Battery | 1 | 33% |
| Electronics | 1 | 33% |
| Construction | 1 | 33% |

9 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 67% |
| Pre-Seed | 1 | 33% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Finland | 1 | 33% |
| Australia | 1 | 33% |
| United Kingdom | 1 | 33% |

## Team

| Name | Title | Investments | Profile |
| --- | --- | --- | --- |
| Christian Walter | Founding Partner | 0 | https://shizune.co/investors/profile/christian-walter |
| Emma Fau | Venture Partner | 0 | https://shizune.co/investors/profile/emma-fau |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Concrete4Change | Concrete4Change is an R&D company developing technology to utilize and permanently mineralize CO2 in concrete. The company has won awards including the United Nations (UN) Most Innovative Net-Zero Technology - The Climate Challenge Cup at COP26 in Glasgow and the Royal Academy of Engineering Enterprise Award.Concrete4Change is on a mission toremove 2 billion tonnes of CO2 emission in the concrete industry by 2040 - utilizing concrete as the safest form of CO2 sink in the world and turning one of the world's biggest emission problems into an emission solution | $477.8K | Pre-Seed | Aug 30, 2022 |  |
| SpinDrive | Spindrive creates customized levitation technology pushing energy efficiency to the maximum level and promoting oil-free solutions. | $1.9M | Seed | Oct 21, 2021 |  |
| Sicona Battery Technologies | Sicona develops battery materials for lithium-ion batteries, with a focus on silicon-carbon (SiC) anode materials that improve battery energy density and charging performance. The company designs and commercializes silicon-based anode technologies using abundant silicon metal as a core material for electric vehicles and energy storage applications.In addition to its silicon-carbon anode materials, Sicona develops complementary battery materials and manufacturing processes intended to support large-scale battery production. The company collaborates with research institutions and industry partners to advance battery material technologies and their commercial deployment. Its technologies are intended to improve the performance and efficiency of lithium-ion batteries used in electrification and renewable energy systems. | $2.7M | Seed | Aug 10, 2021 |  |

3 of 3 investments shown.

## Co-investors
- [Artesian VC](https://shizune.co/investors/profile/artesian-capital-management) — VC Fund, 1 deal together
- [Born2Grow](https://shizune.co/investors/profile/born2grow) — VC Fund, 1 deal together
- [Butterfly Ventures](https://shizune.co/investors/profile/butterfly-ventures) — VC Fund, 1 deal together
- [Chaos Ventures](https://shizune.co/investors/profile/chaos-ventures) — VC Fund, 1 deal together
- [Innovestor](https://shizune.co/investors/profile/innovestor) — VC Fund, 1 deal together
- [Goldbeck](https://shizune.co/investors/profile/ortwin-goldbeck-holding-se) — VC Fund, 1 deal together

## Similar investors

### Similar industry
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### Similar stage
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### Similar country
- [Business Finland](https://shizune.co/investors/profile/tekes) — VC Fund
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## Featured in investor lists
- [CleanTech Investors in Finland](https://shizune.co/investors/cleantech-investors-finland)
- [CleanTech VC Funds in Finland](https://shizune.co/investors/cleantech-vc-funds-finland)
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- [Sustainability VC Funds in Finland](https://shizune.co/investors/sustainability-vc-funds-finland)
- [Impact Investors in Finland](https://shizune.co/investors/impact-investors-finland)

## FAQ

### What does SDGx invest in?

SDGx invests primarily in CleanTech, Energy and Battery startups, most often at Seed and Pre-Seed stage. Most of the 3 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is SDGx's check size?

SDGx typically joins rounds of $1.9M–$2.7M at Seed. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds SDGx participates in.

### How do I contact SDGx?

Public channels for SDGx 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 SDGx?

The team at SDGx includes Christian Walter (Founding Partner) and Emma Fau (Venture 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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