General Info
Karl Pfleger
Location: San Francisco
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Investment Stages: late-stage, pre-seed, seed, series-a
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🤖 AI Activity Report
Status: very-active
AI Reasoning: Search results show Karl Pfleger is an active angel investor in longevity startups with investments referenced in 2024 and 2025 sources. Notably he is listed as an investor in Repair Biotechnologies and referenced in interviews and institute pages in 2024 and April 2025. The most recent evidence of investment activity is in 2025 (sources include Foresight Institute event/resource April 2025). That places his last known investment within the past 6 months, 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.
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