# R.Ruth

> R.Ruth is a VC fund in Jyväskylä backing Industrial, Manufacturing and Nanotechnology. See 1 investments, round sizes, portfolio. Updated Sep 2026.

- Type: VC Fund
- Location: Jyväskylä, Finland
- Total investments: 1
- Last investment: Jun 2019
- Lead investor: 0%
- Last updated: Sep 2026
- Website: https://rruth.fi/

R.Ruth is a holding company that operates in car dealerships, cafes, restaurants, hotels, and real estate businesses. It not only conducts its own business but also conducts extensive business through the group companies it owns.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Industrial | 1 | 100% |
| Manufacturing | 1 | 100% |
| Nanotechnology | 1 | 100% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Picosun | Picosun is the leading manufacturer of Atomic Layer Deposition (ALD) reactors for micro- and nanotechnology applications. Picosun provides the customers with versatile, reliable, and user-friendly ALD process tools, which offer world leading process quality and unique scalability from basic research to fully automated high throughput industrialproduction. Picosun is based in Espoo, Finland, its production facilities are located in Masala (Kirkkonummi), Finland, its US headquarters in Detroit, Michigan, and its Asian headquarters in Singapore. PICOSUN™ ALD process tools have been installed in various prominent industries and high-level reasearch organizations across Europe, USA, Asia and Australia. Picosun has world-wide sales and support network with distributors and representatives in over 30 countries. | $13.6M | Venture - Series Unknown | Jun 27, 2019 | http://picosun.com |

1 of 1 investments shown.

## Co-investors
- [CapMan](https://shizune.co/investors/profile/capman-oyj) — VC Fund, 1 deal together
- [First Fellow Partners](https://shizune.co/investors/profile/first-fellow-partners) — VC Fund, 1 deal together
- [Tesi](https://shizune.co/investors/profile/tesi) — VC Fund, 1 deal together

## Similar investors

### Similar stage
- [Bossa Invest](https://shizune.co/investors/profile/bossanova-investimentos) — VC Fund
- [Almi Invest](https://shizune.co/investors/profile/almi-invest) — VC Fund
- [Business Growth Fund](https://shizune.co/investors/profile/business-growth-fund) — VC Fund

## FAQ

### What does R.Ruth invest in?

R.Ruth invests primarily in Industrial, Manufacturing and Nanotechnology startups, most often at Venture - Series Unknown stage. Most of the 1 investments tracked by Shizune back companies in Finland. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did R.Ruth last invest?

The most recent investment recorded for R.Ruth closed in Jun 2019. Shizune tracks 1 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 Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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