Samuel Spirn
Managing Director at Berkshire Partners
Boston, Massachusetts
Samuel Spirn, Managing Director at Berkshire Partners is an active investor based in Boston, Massachusetts. This profile covers what Samuel Spirn backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPEInvestment Partner
- Stages
- SeedSeries ASeries BLate Stage Venture
- Invests in
- FintechHealthcare & BiotechBiotech & PharmaSaaS & EnterpriseConsumer & RetailConsumer Goods (CPG)Fashion & BeautyDeveloper Tools & Data
- Location
- Boston, Massachusetts
- Typical check
- $2M
- Past investments
- 15
Notable investments
Parts TownEngineering Solutions & Products
Crown CastleCityNet Telecommunications
Masterplan
Party City
Bartlett Nuclear
Precision Medicine Group
BHI EnergyHow to reach Samuel Spirn
Angels and operators like Samuel Spirn 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 Samuel Spirn
Frequently Asked Questions
What does Samuel Spirn invest in?
Samuel Spirn invests in Fintech, Healthcare & Biotech, Biotech & Pharma and SaaS & Enterprise, typically at Seed, Series A, Series B and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Samuel Spirn invest at?
Samuel Spirn typically invests at Seed, Series A, Series B and Late Stage Venture. Lead with traction that fits the stage when you reach out.
What is Samuel Spirn's typical check size?
Samuel Spirn typically writes checks around $2M. Use it as a signal for whether your raise fits their stage.
How do I contact Samuel Spirn?
Unlock Samuel Spirn's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.