# Valve Ventures

> Valve Ventures is a VC fund in Helsinki backing Energy, Construction and Sustainability. See 9 investments, check sizes, portfolio. Updated Aug 2026.

- Type: VC Fund
- Location: Helsinki, Finland
- Total investments: 9
- Last investment: Dec 2024
- Lead investor: 11%
- Last updated: Aug 2026
- X (Twitter): https://twitter.com/ValveVentures
- Website: http://www.valveventures.fi

Valve Ventures is a Helsinki-based angel and early-stage venture investor.

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $1.1M–$1.7M |
| Series A | $4.4M–$30M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Energy | 2 | 22% |
| Construction | 2 | 22% |
| Sustainability | 2 | 22% |
| Building Material | 2 | 22% |
| Mining | 1 | 11% |

14 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Series A | 4 | 44% |
| Seed | 3 | 33% |
| Funding Round | 2 | 22% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| AISTI | AISTI develops wood fiber-based acoustic tiles that are carbon negative, easy to recycle and plastic-free – bringing sustainability to construction tile by tile. | $30.4M | Series A | Dec 12, 2024 |  |
| AISTI | AISTI develops wood fiber-based acoustic tiles that are carbon negative, easy to recycle and plastic-free – bringing sustainability to construction tile by tile. | $1.7M | Seed | Apr 21, 2022 |  |
| Betolar | Betolar is a materials technology company that develops circular economy solutions for the mining, metals, and construction sectors by transforming industrial sidestreams and waste materials into valuable products. Its technologies support the production of low-carbon, cement-free construction materials and enable the recovery of critical andstrategic metals from industrial waste streams. The company provides material analysis, consulting, and recipe optimization services, utilizing digitalization, data platforms, and artificial intelligence to support research, development, and industrial applications. Betolar's solutions are designed to help reduce carbon emissions, decrease reliance on virgin raw materials, and improve the utilization of industrial byproducts. Its activities span construction materials, metal extraction technologies, and circular material solutions that support more resource-efficient industrial processes. | $2.2M |  | Nov 17, 2020 |  |
| QHeat | QHeat is a geothermal energy technology company. We have developed a revolutionary coaxial geothermal heating, cooling and energy storage system that drastically reduces emissions. This patented innovation has been created in collaboration with world-leading experts and universities.We deliver low-emission heating, cooling, and energy storage forbuilt environments. Our clients range from real estate owners, energy and heating companies, and drilling companies to energy consultants. | $2.5M | Series A | Jun 09, 2020 |  |
| Woodio | Woodio is a digital designing agency. | $4.4M | Series A | Aug 01, 2019 |  |
| Infinited Fiber Company | Infinited Fiber Company is a Finnish biotech founded in 2016 to commercialize a breakthrough recycling technology that can turn cellulose-rich raw materials – like cotton-rich textile waste, used cardboard, or wheat or rice straw – into high-quality textile fibers with the look and feel of cotton. The patented technology has been validated byleading brands and is ready to be scaled. Infinited Fiber Company won the Europas 2020 Hottest Sustainability Tech Award, and was listed on the Global 50 to Watch by Cleantech Group in 2019. In 2016 Infinited Fiber Company was selected into WWF’s Climate Solver network. The company is headquartered in Espoo, Finland. | $6.7M | Series A | Apr 19, 2019 |  |
| Woodio | Woodio is a digital designing agency. |  | Seed | Oct 19, 2017 |  |
| Sulapac | Sulapac brings solutions to the global plastic waste problem with biodegradable packaging innovation.Sulapac combines luxury, sustainability, and unlimited design possibilities. Sulapac packages can be manufactured using injection molding, extrusion, and blow molding techniques. Sulapac has comparable properties to plastics and by using Sulapacbarrier coatings water, oil, and oxygen barrier properties can be further improved. | $1.1M | Seed | Apr 06, 2017 |  |
| Griffin Refineries | Developer of waste refining technologies designed to convert the energy content of the waste into a useful form. | $1.1M |  | Oct 06, 2016 |  |

9 of 9 investments shown.

## Co-investors
- [Finow](https://shizune.co/investors/profile/finow) — VC Fund, 2 deals together
- [Lifeline Ventures](https://shizune.co/investors/profile/lifeline-ventures) — VC Fund, 2 deals together
- [Maki.vc](https://shizune.co/investors/profile/maki-vc) — VC Fund, 2 deals together
- [Voima Ventures](https://shizune.co/investors/profile/voima-ventures) — VC Fund, 2 deals together
- [Ardent Capital](https://shizune.co/investors/profile/ardent-capital) — VC Fund, 1 deal together
- [Auris Energiaratkaisut](https://shizune.co/investors/profile/auris-energiaratkaisut) — VC Fund, 1 deal together

## Similar investors

### Similar industry
- [SOSV](https://shizune.co/investors/profile/sosv) — VC Fund
- [ARCH Venture Partners](https://shizune.co/investors/profile/arch-venture-partners) — VC Fund
- [OrbiMed](https://shizune.co/investors/profile/orbimed-advisors) — VC Fund

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [General Catalyst](https://shizune.co/investors/profile/general-catalyst-partners) — VC Fund

### Similar country
- [Business Finland](https://shizune.co/investors/profile/tekes) — VC Fund
- [Lifeline Ventures](https://shizune.co/investors/profile/lifeline-ventures) — VC Fund
- [Tesi](https://shizune.co/investors/profile/tesi) — VC Fund

## Featured in investor lists
- [All Investors in Finland](https://shizune.co/investors/investors-finland)
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- [Climate Investors in Finland](https://shizune.co/investors/climate-investors-finland)

## FAQ

### What does Valve Ventures invest in?

Valve Ventures invests primarily in Energy, Construction and Sustainability startups, most often at Series A and Seed stage. Most of the 9 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Valve Ventures's check size?

Valve Ventures typically joins rounds of $1.1M–$1.7M at Seed and $4.4M–$30M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Valve Ventures participates in.

### When did Valve Ventures last invest?

The most recent investment recorded for Valve Ventures closed in Dec 2024. Shizune tracks 9 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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