Mark Stoner
Venture investor in San Francisco
San Francisco, California
Mark Stoner, Venture investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Mark Stoner backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEFounderInvestor
- Stages
- Pre SeedSeed
- Invests in
- Healthcare & BiotechBiotech & PharmaDigital Health & HealthTech
- Location
- San Francisco, California
- Typical check
- $150K
- Past investments
- 5
Notable investments
AccentureInfoBeansApothēka Systems Inc.Applicature, Inc.PriceWaterhouseCoopersHow to reach Mark Stoner
Angels and operators like Mark Stoner 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. "Mark Stoner." Round Funded investor database, updated October 19, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/mark-stoner
Frequently Asked Questions
What does Mark Stoner invest in?
Mark Stoner invests in Healthcare & Biotech, Biotech & Pharma and Digital Health & HealthTech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Mark Stoner invest at?
Mark Stoner typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Mark Stoner's typical check size?
Mark Stoner 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.