Margaret Heydorn
Founding Partner at Heydorn Stone Capital Management LLC
Larchmont, New York
Margaret Heydorn, Founding Partner at Heydorn Stone Capital Management LLC is an active investor based in Larchmont, New York. This profile covers what Margaret Heydorn backs, at which stage, and how founders can reach out in 2026.
Founding Partner at Heydorn Stone Capital Management LLC.
Margaret Heydorn typically invests at Late Stage Venture.
- Investor type
- PE
- Stages
- Late Stage Venture
- Location
- Larchmont, New York
- Typical check
- $7M
How to reach Margaret Heydorn
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About this profile
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Cite this page
Round Funded. "Margaret Heydorn." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/margaret-heydorn
Frequently Asked Questions
Who is Margaret Heydorn?
Margaret Heydorn, Founding Partner at Heydorn Stone Capital Management LLC is an active investor based in Larchmont, New York. Margaret Heydorn typically invests at Late Stage Venture.
What stage does Margaret Heydorn invest at?
Margaret Heydorn typically invests at Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Margaret Heydorn's typical check size?
Margaret Heydorn typically writes checks around $7M. 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.