# Rudi Severijns

> Rudi Severijns is a seed investor at KBC Focus Fund backing Semiconductor and Electronics. See 7 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [KBC Focus Fund](https://shizune.co/investors/profile/kbc-start-it-fund)
- Location: Brussels, Belgium
- Total investments: 7
- Last investment: Jan 2026
- Lead investor: 29%
- Last updated: Aug 2026
- LinkedIn: https://www.linkedin.com/in/rudiseverijns/
- Website: https://www.focusfund.be

Rudi Severijns is a seed investor at KBC Focus Fund in Brussels focused on Semiconductor and Electronics. Rudi is an Investment Director at KBC Focus Fund. He attended IFF School of Corporate Finance.

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Semiconductor | 4 | 57% |
| Electronics | 2 | 29% |
| Manufacturing | 2 | 29% |
| Consumer Electronics | 2 | 29% |
| Audio | 1 | 14% |

11 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 2 | 29% |
| Venture - Series Unknown | 2 | 29% |
| Pre-Seed | 1 | 14% |
| Series A | 1 | 14% |
| Series B | 1 | 14% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| The Netherlands | 3 | 43% |
| Belgium | 1 | 14% |
| Germany | 1 | 14% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| CoolSem Technologies | CoolSem Technologies, based in Eindhoven, the Netherlands, was founded in 2025. The startup develops innovative wafer-level thermal management technologies that reduce thermal resistance and minimize mechanical stress in advanced semiconductor and photonic devices. With its WaLTIS multilayer stack, CoolSem replaces conventional substrates with aspecially designed layer structure that optimizes heat flow, stability and reliability. |  | Pre-Seed | Jan 19, 2026 |  |
| Ubitium | Ubiquitous computing, universal RISC-V microprocessor | $3.7M | Seed | Nov 21, 2024 |  |
| Aito | We are developers of patented and award-winning Piezo Sensing and Haptics technology who are on a mission to offer unparalleled user experience by bringing surfaces to life with tactile feedback to help consumer electronics brands create new and innovative products, offering differentiation in a crowded marketplace. | $6.5M | Venture - Series Unknown | Jun 30, 2023 |  |
| Pharrowtech | Pharrowtech designs next-generation solutions for fixed-wireless access, wireless VR/AR and ultra-high capacity wireless links. It builds on more than 12 years of top-notch R&D performed at imec, the Belgian R&D powerhouse. Leveraging deep technical expertise in algorithm, chip and antenna design for millimeter-wave systems, it createsproducts with best-in-class performance, power and cost features. | $15.6M | Series A | May 12, 2022 |  |
| Axign | Axign is a fabless chip supplier serving the worldwide audio markets in consumer and professional audio. Its first product is a breakthrough audio controller chip, that combines benchmark performance with a low bill of materials for audio system manufacturers. The chip is specially suited for active speaker systems in streaming audio devices. | $10M | Venture - Series Unknown | Mar 22, 2021 |  |
| Axign | Axign is a fabless chip supplier serving the worldwide audio markets in consumer and professional audio. Its first product is a breakthrough audio controller chip, that combines benchmark performance with a low bill of materials for audio system manufacturers. The chip is specially suited for active speaker systems in streaming audio devices. |  | Series B | Feb 20, 2020 |  |
| Pharrowtech | Pharrowtech designs next-generation solutions for fixed-wireless access, wireless VR/AR and ultra-high capacity wireless links. It builds on more than 12 years of top-notch R&D performed at imec, the Belgian R&D powerhouse. Leveraging deep technical expertise in algorithm, chip and antenna design for millimeter-wave systems, it createsproducts with best-in-class performance, power and cost features. | $6.6M | Seed | Jun 25, 2019 |  |

7 of 7 investments shown.

## Co-investors
- [Innovation Industries](https://shizune.co/investors/profile/innovation-industries) — VC Fund, 3 deals together
- [Bloc Ventures](https://shizune.co/investors/profile/bloc-ventures) — VC Fund, 2 deals together
- [FORWARD.one](https://shizune.co/investors/profile/forward-one) — VC Fund, 2 deals together
- [imec.xpand](https://shizune.co/investors/profile/imec-xpand) — VC Fund, 2 deals together
- [BOM](https://shizune.co/investors/profile/brabantse-ontwikkelings-maatschappij-bom) — VC Fund, 1 deal together
- [HTGF (High-Tech Gruenderfonds)](https://shizune.co/investors/profile/high-tech-gr%C3%BCnderfonds) — VC Fund, 1 deal together

## About KBC Focus Fund

VC Fund · Brussels, Belgium

The KBC Focus Fund contains two compartments. The first compartment was created to provide seed capital to selected companies from Start it @kbc. A second compartment looks at companies in Belgium, France, Germany, Netherlands and U.K. in the domains of advanced technology. We look for growth companies in nanotechnology, microelectronics and IoT.

3 contacts available at KBC Focus Fund.

| Name | Title | Profile |
| --- | --- | --- |
| Koen Schrever | CEO & Founder | https://shizune.co/investors/profile/koen-schrever |
| Rudi Severijns | Investment Director | https://shizune.co/investors/profile/rudi-severijns |
| Rudi Severijns | Investment Director | https://shizune.co/investors/profile/rudi-severijns-cb3d |

## 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 Rudi Severijns invest in?

Rudi Severijns invests primarily in Semiconductor, Electronics and Manufacturing startups, most often at Seed and Venture - Series Unknown stage. Most of the 7 investments tracked by Shizune back companies in The Netherlands. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### When did Rudi Severijns last invest?

The most recent investment recorded for Rudi Severijns closed in Jan 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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