# Leo Giertz

> Leo Giertz is a seed investor in Stockholm backing Audio, Video and Hardware. See 4 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Location: Stockholm, Sweden
- Total investments: 4
- Last investment: Sep 2025
- Lead investor: 0%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/leogiertz

Leo Giertz is a seed investor in Stockholm focused on Audio and Video. Leo Giertz

## Round sizes

| Stage | Round size |
| --- | --- |
| Seed | $730k–$1.9M |

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Audio | 1 | 25% |
| Video | 1 | 25% |
| Hardware | 1 | 25% |
| Customer Service | 1 | 25% |
| Technical Support | 1 | 25% |

7 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 50% |
| Series A | 1 | 25% |
| Series B | 1 | 25% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Saltfish | Saltfish enables teams to develop tailored video experiences that guide users through your entire funnel, from first visit to feature adoption. | $730K | Seed | Sep 09, 2025 |  |
| Mavenoid | Mavenoid develops AI-driven support and troubleshooting tools for hardware companies. It works with hardware and consumer electronics companies to automate technical support and onboarding for customers spanning everything from printers and ovens to electric scooters and industrial equipment. | $30M | Series B | Aug 30, 2022 |  |
| Mavenoid | Mavenoid develops AI-driven support and troubleshooting tools for hardware companies. It works with hardware and consumer electronics companies to automate technical support and onboarding for customers spanning everything from printers and ovens to electric scooters and industrial equipment. | $8M | Series A | Mar 04, 2020 |  |
| Mavenoid | Mavenoid develops AI-driven support and troubleshooting tools for hardware companies. It works with hardware and consumer electronics companies to automate technical support and onboarding for customers spanning everything from printers and ovens to electric scooters and industrial equipment. | $1.9M | Seed | Oct 12, 2018 |  |

4 of 4 investments shown.

## Co-investors
- [Creandum](https://shizune.co/investors/profile/creandum) — VC Fund, 3 deals together
- [Mosaic Ventures](https://shizune.co/investors/profile/mosaic-ventures) — VC Fund, 3 deals together
- [Point Nine](https://shizune.co/investors/profile/point-nine-capital) — VC Fund, 3 deals together
- [ABB Ventures](https://shizune.co/investors/profile/abb-technology-ventures) — VC Fund, 2 deals together
- [Smedvig Ventures](https://shizune.co/investors/profile/smedvig-capital) — VC Fund, 2 deals together
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund, 1 deal together

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### Similar industry
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### Similar stage
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### Similar country
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## FAQ

### What does Leo Giertz invest in?

Leo Giertz invests primarily in Audio, Video and Hardware startups, most often at Seed and Series A stage. Most of the 4 investments tracked by Shizune back companies in Sweden. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### What is Leo Giertz's check size?

Leo Giertz typically joins rounds of $730k–$1.9M 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 Leo Giertz participates in.

### When did Leo Giertz last invest?

The most recent investment recorded for Leo Giertz closed in Sep 2025. Shizune tracks 4 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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