Max Thelen
FILTER
San Rafael, California
Max Thelen, FILTER is an active investor based in San Rafael, California. This profile covers what Max Thelen backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Location
- San Rafael, California
- Typical check
- $150K
- Past investments
- 6
Notable investments
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