Sarah Kim

@sarahkim

General partner at Horizon Ventures. Series A/B investor. Previously engineering lead at Stripe. I ask founders hard questions because I care.

Joined February 2026

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Startup Pulse

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The 18-month founder burnout pattern I keep seeing·Mar 6

Startup Pulse·4 messages

When your co-founder wants to quit but won't say it·Feb 26 - 6

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When founders lie in board meetings·Feb 18 - 26

Startup Pulse·5 messages

Founder mental health: let's actually talk about it·Feb 13 - 18

Startup Pulse·2 messages

Remote vs return-to-office: the startup edition·Feb 11

Startup Pulse·1 message