# Jelmer de Jong

> Jelmer de Jong is a seed investor at RTP Global (London) backing SaaS and Software. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [RTP Global](https://shizune.co/investors/profile/rtp-global)
- Location: London, United Kingdom
- Total investments: 7
- Last investment: Jul 2026
- Lead investor: 86%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/jelmerdejong/
- Website: https://x.com/jelmerdejong

Jelmer de Jong is a seed investor at RTP Global in London focused on SaaS and Software. Jelmer de Jong - Partner, CTO @ RTP Global

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| SaaS | 2 | 29% |
| Software | 2 | 29% |
| Artificial Intelligence | 2 | 29% |
| PaaS | 1 | 14% |
| Database | 1 | 14% |

18 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 5 | 71% |
| Series A | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| Sweden | 1 | 14% |
| Finland | 1 | 14% |
| Luxembourg | 1 | 14% |
| Switzerland | 1 | 14% |
| United Kingdom | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Ahead Health | Ahead Health is redefining preventive healthcare by making personalized health insights clear, actionable, and accessible anytime, anywhere | $10M | Venture - Series Unknown | Jul 29, 2026 |  |
| All3 | All3 uses AI and robotics to design, manufacture, and assemble buildings through a unified system. The company provides an end-to-end system that combines AI-driven architectural design, robotic off-site manufacturing, and automated on-site assembly for residential and commercial structures. Its platform enables customized building components to beproduced and assembled with software-controlled workflows, reducing reliance on manual processes and fragmented supply chains.All3 also offers vertically integrated services that cover planning, engineering, fabrication, and construction delivery, allowing developers to manage projects within a single system. Its technology supports complex building designs and constrained urban sites by adapting production and assembly processes to specific project requirements. | $25M | Seed | Apr 29, 2026 |  |
| Ahead Health | Ahead Health is redefining preventive healthcare by making personalized health insights clear, actionable, and accessible anytime, anywhere | $6M | Seed | Jan 13, 2026 |  |
| Fever | Fever provides a software platform that helps energy companies aggregate and optimise distributed energy assets in real time. | $9.3M | Seed | Sep 04, 2025 |  |
| emma | Emma is a cloud management platform designed to help businesses manage, optimize, and govern their cloud environments seamlessly. The platform offers capabilities for centralized visibility, automated workflows, and cost control, enabling users to efficiently oversee their resources across multiple cloud providers. | $17M | Series A | Nov 25, 2024 |  |
| emma | Emma is a cloud management platform designed to help businesses manage, optimize, and govern their cloud environments seamlessly. The platform offers capabilities for centralized visibility, automated workflows, and cost control, enabling users to efficiently oversee their resources across multiple cloud providers. | $6M | Seed | Mar 21, 2023 |  |
| aito.ai | Aito is a predictive database that uses existing relational datasets for predictions and recommendations. It allows you to validate ideas, build prototypes and use in production before having to invest heavily in AI projects first. It has been used by large corporations (e.g. IKEA) and high-growth startups (e.g. Freska), backed by Risto Siilasmaa(F-Secure Founder, Nokia Chairman) and featured on TechCrunch (May 2019). | $1.8M | Seed |  |  |

7 of 7 investments shown.

## Co-investors
- [CircleRock Capital](https://shizune.co/investors/profile/circlerock-capital) — VC Fund, 2 deals together
- [3VC](https://shizune.co/investors/profile/3vc) — VC Fund, 1 deal together
- [AAL VC](https://shizune.co/investors/profile/aal-vc) — VC Fund, 1 deal together
- [AltaIR Capital](https://shizune.co/investors/profile/altair) — VC Fund, 1 deal together
- [Begin Capital](https://shizune.co/investors/profile/begin-capital) — VC Fund, 1 deal together
- [First Fellow Partners](https://shizune.co/investors/profile/first-fellow-partners) — VC Fund, 1 deal together

## About RTP Global

VC Fund · London, United Kingdom

RTP Global is a venture capital firm focused on early-stage technology investments globally. It has backed a number of generational companies including Datadog, Datarobot, Cred, DeliveryHero, Miro, Picsart, Socure, Qonto and dbtLabs. RTP Global has offices in New York, London, Dubai and Bangalore

5 contacts available at RTP Global.

| Name | Title | Profile |
| --- | --- | --- |
| Thomas Cuvelier | Partner, USA & Europe | https://shizune.co/investors/profile/thomas-cuvelier-23c4 |
| Galina Chifina | Partner/CEO | https://shizune.co/investors/profile/galina-chifina |
| Gyan Kapur | Managing Partner | https://shizune.co/investors/profile/gyan-kapur |
| Jelmer de Jong | Partner, CTO | https://shizune.co/investors/profile/jelmer-de-jong |
| Julius Schwerin | Partner | https://shizune.co/investors/profile/julius-schwerin |

## Similar investors

### Similar stage
- [Antler](https://shizune.co/investors/profile/antler-be9c) — VC Fund
- [Alumni Ventures](https://shizune.co/investors/profile/alumni-ventures-group) — VC Fund
- [Right Side Capital Management](https://shizune.co/investors/profile/right-side-capital-management) — VC Fund

## FAQ

### What does Jelmer de Jong invest in?

Jelmer de Jong invests primarily in SaaS, Software and Artificial Intelligence startups, most often at Seed and Series A stage. Most of the 7 investments tracked by Shizune back companies in Sweden. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Jelmer de Jong last invest?

The most recent investment recorded for Jelmer de Jong closed in Jul 2026. Shizune tracks 7 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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