Sam Weinberger
Managing Partner at Sierra Stone Capital
Chicago, United States
Sam Weinberger, Managing Partner at Sierra Stone Capital is an active investor based in Chicago, United States. This profile covers what Sam Weinberger backs, at which stage, and how founders can reach out in 2026.
Sam Weinberger is Managing Partner at Sierra Stone Capital and President of Key Autism Services.
- Investor type
- VC
- Stages
- Early Stage Venture
- Invests in
- Healthcare & Biotech
- Location
- Chicago, United States
- Typical check
- $500K
How to reach Sam Weinberger
Angels and operators like Sam Weinberger 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.
Connect with Sam Weinberger
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 Sam Weinberger invest in?
Sam Weinberger invests in Healthcare & Biotech, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sam Weinberger invest at?
Sam Weinberger typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Sam Weinberger's typical check size?
Sam Weinberger typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Sam Weinberger?
Unlock Sam Weinberger'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.