Jeffrey Rosen

Active Investor

Venture Partner at Pioneer Fund

Surrey, California

Jeffrey Rosen, Venture Partner at Pioneer Fund is an active investor based in Surrey, California. This profile covers what Jeffrey Rosen backs, at which stage, and how founders can reach out in 2026.

Investor type: AngelVCInvestor
Stages: Pre SeedSeed
Invests in: Consumer & RetailE-commerce & D2CGaming & EntertainmentMedia & Content
Location: Surrey, California
Typical check: $150K
Past investments: 2

Notable investments

AwesomicMayhem

How to reach Jeffrey Rosen

Angels and operators like Jeffrey Rosen 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 Jeffrey Rosen invest in?

Jeffrey Rosen invests in Consumer & Retail, E-commerce & D2C, Gaming & Entertainment and Media & Content, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.