Martijn Tjho
Angel Investor
Paris, France
Martijn Tjho is a seed investor in Paris focused on Music and Education. Martijn Tjho is teh Co-Founder and CEO at BIYU.
- Total investments:
- 2
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Martijn Tjho invests in
Stages Martijn Tjho invests in
Countries Martijn Tjho invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $150k–$800k
Investment Focus
Industry
- Music 1 (50%)
- Education 1 (50%)
- Machine Learning 1 (50%)
- Artificial Intelligence 1 (50%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Jellynote is the go-to-destination for over 1 million aspiring musicians; a loyal community who enjoy sheets, tabs and chords, original video content and the opportunity to connect with one-another in the Jellynote universe.Jellynote has developed all of its proprietary technology in-house, delivering an intuitive AI-powered edtech platform toits fans. Jellynote sells premium subscriptions and generates revenue from ads.Jellynote offers over 400,000 songs that you can be played to learn through original artist video master classes, video tutorials, sheets, tabs, chords and instrument view for a wide range of instruments. The game mode provides instant feedback and social mode connects musicians share their tastes in music. The Jellynote universe demonstrates how music can connect people in a world that is getting more and more divided. Available on Smartphone and desktop. | $800K / Seed / Mar 14, 2017 | ||
| Jellynote is the go-to-destination for over 1 million aspiring musicians; a loyal community who enjoy sheets, tabs and chords, original video content and the opportunity to connect with one-another in the Jellynote universe.Jellynote has developed all of its proprietary technology in-house, delivering an intuitive AI-powered edtech platform toits fans. Jellynote sells premium subscriptions and generates revenue from ads.Jellynote offers over 400,000 songs that you can be played to learn through original artist video master classes, video tutorials, sheets, tabs, chords and instrument view for a wide range of instruments. The game mode provides instant feedback and social mode connects musicians share their tastes in music. The Jellynote universe demonstrates how music can connect people in a world that is getting more and more divided. Available on Smartphone and desktop. | $150K / Seed / Oct 28, 2016 |
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FAQ
What does Martijn Tjho invest in?
Martijn Tjho invests primarily in Music, Education and Machine Learning startups, most often at Seed stage. Most of the 2 investments tracked by Shizune back companies in France. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does Martijn Tjho invest in?
Martijn Tjho typically joins rounds of $150k–$800k at Seed. These are whole funding-round sizes, not Martijn Tjho's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds Martijn Tjho took part in.
How do I contact Martijn Tjho?
Public channels for Martijn Tjho include LinkedIn. 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.
When did Martijn Tjho last invest?
The most recent investment recorded for Martijn Tjho closed in Mar 2017. Shizune tracks 2 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 Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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