Karl Handelsman
Angel investor in San Francisco
San Francisco, California
Karl Handelsman, Angel investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Karl Handelsman backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Seed
- Invests in
- Healthcare & BiotechBiotech & PharmaArtificial IntelligenceRobotics & Automation
- Location
- San Francisco, California
- Typical check
- $250K
- Past investments
- 8
Notable investments
Caribou BiosciencesUCSFZymergenRiffRaffCMEA CapitalHow to reach Karl Handelsman
Angels and operators like Karl Handelsman 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 Accelerator.
Connect with Karl Handelsman
Frequently Asked Questions
What does Karl Handelsman invest in?
Karl Handelsman invests in Healthcare & Biotech, Biotech & Pharma, Artificial Intelligence and Robotics & Automation, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Karl Handelsman invest at?
Karl Handelsman typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is Karl Handelsman's typical check size?
Karl Handelsman typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do I contact Karl Handelsman?
Unlock Karl Handelsman's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.