Marissa Bertorelli

Active Investor

Co-Founder at Stealth

San Francisco, California

Marissa Bertorelli, Co-Founder at Stealth is an active investor based in San Francisco, California. This profile covers what Marissa Bertorelli backs, at which stage, and how founders can reach out in 2026.

Investor type: VCPEInvestor
Stages: Pre SeedSeed
Invests in: Artificial IntelligenceHealthcare & BiotechDigital Health & HealthTechBiotech & PharmaMedTech & Medical DevicesSaaS & EnterpriseDeveloper Tools & DataIoT & Connected Devices
Location: San Francisco, California
Typical check: $150K
Past investments: 82

Notable investments

KSQ TherapeuticsNoema PharmaQuartet HealthNotarizeCardurion PharmaceuticalsNetRate SystemsRecurlyArmorbloxAmagma TherapeuticsFOLX HealthKallyopeVico Therapeutics

How to reach Marissa Bertorelli

Angels and operators like Marissa Bertorelli 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.

Frequently Asked Questions

What does Marissa Bertorelli invest in?

Marissa Bertorelli invests in Artificial Intelligence, Healthcare & Biotech, Digital Health & HealthTech and Biotech & Pharma, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.

How do I contact Marissa Bertorelli?

Unlock Marissa Bertorelli's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.