# Pieter Klinkert

> Pieter Klinkert is a seed investor at PhotonVentures backing Manufacturing. See 6 investments, check sizes, portfolio and contact details. Updated Oct 2026.

- Type: Angel Investor
- Firm: [PhotonVentures](https://shizune.co/investors/profile/photonventures)
- Location: Loenen, The Netherlands
- Total investments: 6
- Last investment: Mar 2026
- Lead investor: 50%
- Last updated: Oct 2026
- LinkedIn: https://www.linkedin.com/in/pieterklinkert/?ppe=1

Pieter Klinkert is a seed investor at PhotonVentures in Loenen focused on Manufacturing and Laser. Pieter Klinkert - Fund manager @ PhotonDelta

## Contacts

5 contacts available for Pieter Klinkert: work email, personal email, work phone, personal phone and socials. Sign up free to unlock them: https://app.shizune.co/sign-up/investor-profiles/find-email/pieter-klinkert?utm_source=investor_profile

## Investment focus

### Industry

| Industry | Investments | Share |
| --- | --- | --- |
| Manufacturing | 2 | 33% |
| Laser | 1 | 17% |
| AgTech | 1 | 17% |
| Augmented Reality | 1 | 17% |
| Management Consulting | 1 | 17% |

6 industries tracked in total.

### Stage

| Stage | Investments | Share |
| --- | --- | --- |
| Seed | 4 | 67% |
| Series A | 1 | 17% |

### Country

| Country | Investments | Share |
| --- | --- | --- |
| The Netherlands | 2 | 33% |
| India | 1 | 17% |
| Austria | 1 | 17% |

## Investments

| Company | Description | Amount | Stage | Date | Website |
| --- | --- | --- | --- | --- | --- |
| Brilliance | Brilliance develops micro laser modules for augmented reality displays. | $6.9M | Seed | Mar 31, 2026 | https://www.brilliancergb.com |
| vitrealab | Inspired by quantum technology, VitreaLab provides integrated optics solutions ranging from lighting to visionary displays products. | $11M | Series A | Jan 07, 2026 | https://vitrealab.com/ |
| Brilliance | Brilliance develops micro laser modules for augmented reality displays. | $2.2M | Seed | Nov 29, 2023 | https://www.brilliancergb.com |
| MantiSpectra | MantiSpectra has developed ChipSenseTM Spectral Sensors on a Chip, which replaces and augments traditional bulky spectrometers, enabling compact, portable, and cost-effective material analysis anywhere. MantiSpectra's cutting-edge platform enables highly accurate and rapid material composition analysis directly where it is needed by leveragingthe power of artificial intelligence. This includes applications in agrifood production processes, recycling facilities to differentiate between plastics and fibers, process analytics for real-time control, and new consumer devices enhanced by real-time accurate data that transform how people interact with their surroundings. | $2.1M | Seed | Sep 25, 2023 | https://www.mantispectra.com |
| vitrealab | Inspired by quantum technology, VitreaLab provides integrated optics solutions ranging from lighting to visionary displays products. | $3.3M | Seed | Apr 15, 2023 | https://vitrealab.com/ |
| Delta Diagnostics | Delta Diagnostics is a quality oriented diagnostic center established in 1996. It is promoted and operated by a group of doctors all of whom are specialized in different branches of diagnostics.It was promoted with the intention of providing quality diagnostic support at reasonable cost – as we all know, quality cannot be cheap, however, we haveproved that it can be provided at a reasonable cost to patients. We have continued to provide the same high level of quality for 19 years. |  | Seed | Jul 14, 2022 | http://www.deltadiagnostics.in/ |

6 of 6 investments shown.

## Co-investors
- [OostNL](https://shizune.co/investors/profile/oostnl) — VC Fund, 2 deals together
- [aws Gründungsfonds](https://shizune.co/investors/profile/aws-grnderfonds) — VC Fund, 1 deal together
- [Constructor Capital](https://shizune.co/investors/profile/constructor-capital) — VC Fund, 1 deal together
- [Cottonwood Technology Fund](https://shizune.co/investors/profile/cottonwood-technology-fund) — VC Fund, 1 deal together
- [Hermann Hauser Investment](https://shizune.co/investors/profile/hermann-hauser-investment) — VC Fund, 1 deal together
- [Innovation Industries](https://shizune.co/investors/profile/innovation-industries) — VC Fund, 1 deal together

## Similar investors

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

## FAQ

### What does Pieter Klinkert invest in?

Pieter Klinkert invests primarily in Manufacturing, Laser and AgTech startups, most often at Seed and Series A stage. Most of the 6 investments tracked by Shizune back companies in The Netherlands. The Investment Focus section breaks down every industry, stage and country in the portfolio.

### How do I contact Pieter Klinkert?

Public channels for Pieter Klinkert 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 Pieter Klinkert last invest?

The most recent investment recorded for Pieter Klinkert closed in Mar 2026. Shizune tracks 6 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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