Mitch Kossar
Venture investor in San Francisco
San Francisco, California
Mitch Kossar, Venture investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Mitch Kossar backs, at which stage, and how founders can reach out in 2026.
Mitch Kossar is an Advisor at Stanford University School of Medicine and Co-Founder/CIO at YK Bioventures, an early-stage investment fund focused on bringing new technologies to patients.
- Investor type
- VC
- Stages
- SeedEarly Stage Venture
- Invests in
- Healthcare & BiotechBiotech & Pharma
- Location
- San Francisco, California
- Typical check
- $375K
How to reach Mitch Kossar
Angels and operators like Mitch Kossar 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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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.
Frequently Asked Questions
What does Mitch Kossar invest in?
Mitch Kossar invests in Healthcare & Biotech and Biotech & Pharma, typically at Seed and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mitch Kossar invest at?
Mitch Kossar typically invests at Seed and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Mitch Kossar's typical check size?
Mitch Kossar typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do I contact Mitch Kossar?
Unlock Mitch Kossar's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.