Claus Duerr
Angel investor in Berlin Metropolitan Area
Berlin Metropolitan Area, Germany
Claus Duerr, Angel investor in Berlin Metropolitan Area is an active investor based in Berlin Metropolitan Area, Germany. This profile covers what Claus Duerr backs, at which stage, and how founders can reach out in 2026.
Experienced Business Angel with a demonstrated history of working in the information technology, finance and services industry.
Claus Duerr invests in Climate & Energy, EdTech, Healthcare & Biotech and Artificial Intelligence, typically at Pre Seed and Seed.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Climate & EnergyEdTechHealthcare & BiotechArtificial IntelligenceSaaS & Enterprise
- Location
- Berlin Metropolitan Area, Germany
- Typical check
- $150K
How to reach Claus Duerr
Angels and operators like Claus Duerr reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
Reach active investors like this one
About this profile
This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.
Cite this page
Round Funded. "Claus Duerr." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/claus-duerr
Frequently Asked Questions
Who is Claus Duerr?
Claus Duerr, Angel investor in Berlin Metropolitan Area is an active investor based in Berlin Metropolitan Area, Germany. Claus Duerr invests in Climate & Energy, EdTech, Healthcare & Biotech and Artificial Intelligence, typically at Pre Seed and Seed.
What does Claus Duerr invest in?
Claus Duerr invests in Climate & Energy, EdTech, Healthcare & Biotech and Artificial Intelligence, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Claus Duerr invest at?
Claus Duerr typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Claus Duerr's typical check size?
Claus Duerr typically writes checks around $150K. 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.