Jacob Martellaro
Principal at Aphelion Capital
Redwood City, California
Jacob Martellaro, Principal at Aphelion Capital is an active investor based in Redwood City, California. This profile covers what Jacob Martellaro backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCMicro VCPE
- Stages
- SeedSeries ASeries BLate Stage Venture
- Invests in
- MedTech & Medical Devices
- Location
- Redwood City, California
- Typical check
- $2M
- Past investments
- 19
Notable investments
Biolinq
OrthoScanExplORer Surgical
MIVI NeuroscienceBardy Diagnostics
CytoPherx
Providence Medical Technology
ClearFlow
SurgiQuest
Koya MedicalMercator MedSystemsiHear MedicalHow to reach Jacob Martellaro
Angels and operators like Jacob Martellaro 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 Jacob Martellaro
Frequently Asked Questions
What does Jacob Martellaro invest in?
Jacob Martellaro invests in MedTech & Medical Devices, 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 Jacob Martellaro invest at?
Jacob Martellaro 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 Jacob Martellaro's typical check size?
Jacob Martellaro typically writes checks around $2M. Use it as a signal for whether your raise fits their stage.
How do I contact Jacob Martellaro?
Unlock Jacob Martellaro's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.