Klaus Breiner
Venture investor in Freienbach
Freienbach, Schwyz
Klaus Breiner, Venture investor in Freienbach is an active investor based in Freienbach, Schwyz. This profile covers what Klaus Breiner backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCFounderInvestor
- Stages
- Seed
- Invests in
- Healthcare & BiotechBiotech & Pharma
- Location
- Freienbach, Schwyz
- Typical check
- $250K
- Past investments
- 31
Notable investments
AM PharmaEyetech PharmaceuticalsAM-PharmaModerna TherapeuticsSonetik
VAXIMM
Radius HealthPalyon MedicalAbyrxBioVascular
BioXellHow to reach Klaus Breiner
Angels and operators like Klaus Breiner 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.
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Cite this page
Round Funded. "Klaus Breiner." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/klaus-breiner
Frequently Asked Questions
What does Klaus Breiner invest in?
Klaus Breiner invests in Healthcare & Biotech and Biotech & Pharma, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Klaus Breiner invest at?
Klaus Breiner typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is Klaus Breiner's typical check size?
Klaus Breiner typically writes checks around $250K. 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.