Stephanie Zhan – Startup Investor Profile

General Info

Location: San Francisco, California
Country:
Industries:
Investment Regions:
Investment Stages: seed, series-a

angel-individual

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🤖 AI Activity Report

Status: very-active

AI Reasoning: Sequoia page lists Whatnot as Growth (2025) and shows Reflection AI as Pre-Seed/Seed (2024) and Mach Industries involvement 2023; the most recent known investment is Whatnot in 2025 (inside Sequoia current companies). The last investment is less than 6 months ago, so classify as very-active.

Angel activity thresholds:
Low Activity – Only known angel investments more than 12 months ago.
Active – Known angel investments between the last 12 and 6 months.
Very Active – Known angel investments in the last 6 months.

Warm Intros from Portfolio Companies

Kyle Mack
Founder
Middesk
Miro Eriksson
Founder
Linear

Founder
Mach Industries
Ben Firshman
Founder
Replicate

Founder

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