Sophie Boer
Senior Principal at Flagship Pioneering
Cambridge, Massachusetts
Sophie Boer, Senior Principal at Flagship Pioneering is an active investor based in Cambridge, Massachusetts. This profile covers what Sophie Boer backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCInvestor
- Stages
- Early Stage VentureSeries A
- Invests in
- Healthcare & BiotechFood & BeverageMedTech & Medical DevicesBiotech & PharmaClimate & Energy
- Location
- Cambridge, Massachusetts
- Typical check
- $750K
- Past investments
- 54
Notable investments
Denali Therapeutics
Syros Pharmaceuticals
Incredible FoodsInzen Therapeutics
Ohana Biosciences
T2 BiosystemsTangent Medical Technologies
Kaleido BioSciences
Permeon Biologics
Kovio
Oasys WaterHow to reach Sophie Boer
Angels and operators like Sophie Boer 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 Sophie Boer
Frequently Asked Questions
What does Sophie Boer invest in?
Sophie Boer invests in Healthcare & Biotech, Food & Beverage, MedTech & Medical Devices and Biotech & Pharma, typically at Early Stage Venture and Series A. Match your sector and stage, then reach out with a personalized pitch.
What stage does Sophie Boer invest at?
Sophie Boer typically invests at Early Stage Venture and Series A. Lead with traction that fits the stage when you reach out.
What is Sophie Boer's typical check size?
Sophie Boer typically writes checks around $750K. Use it as a signal for whether your raise fits their stage.
How do I contact Sophie Boer?
Unlock Sophie Boer's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.