Olivier Klessens, Fund & Investment Manager at Uneti Ventures is an active investor based in Netherlands. This profile covers what Olivier Klessens backs, at which stage, and how founders can reach out in 2026.
Olivier Klessens is a Fund & Investment Manager at Uneti Ventures, focusing on FinTech, AI, GreenTech, and MedTech.
Olivier Klessens invests in Fintech, Artificial Intelligence and Climate & Energy, typically at Seed, Series A and Early Stage Venture.
- Investor type
- VCAngel
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- FintechArtificial IntelligenceClimate & Energy
- Location
- Netherlands
- Typical check
- $500K
How to reach Olivier Klessens
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Round Funded. "Olivier Klessens." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/olivier-klessens
Frequently Asked Questions
Who is Olivier Klessens?
Olivier Klessens, Fund & Investment Manager at Uneti Ventures is an active investor based in Netherlands. Olivier Klessens invests in Fintech, Artificial Intelligence and Climate & Energy, typically at Seed, Series A and Early Stage Venture.
What does Olivier Klessens invest in?
Olivier Klessens invests in Fintech, Artificial Intelligence and Climate & Energy, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Olivier Klessens invest at?
Olivier Klessens typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Olivier Klessens's typical check size?
Olivier Klessens typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.