Operator Partners
Pre-seed / seed / Series A venture firm; founded 2020, NYC. Self-funded 70M with no outside LPs — a partner-personal-money model. Writes 1M checks alongside lead investors.
Explicit policy: does not lead rounds, does not take board seats. Offers on-demand operator support to founders who can go months without contact or request intensive help as needed.
Founders
- Nat Turner — co-founder of Flatiron Health ($1.9B exit to Roche, 2018).
- Zach Weinberg — co-founder of Flatiron Health; first investor in Plaid.
Serval Relevance
- Participated in Serval’s $47M Series A (Oct 2025).
- Confirmed in Alex McLeod’s Series A LinkedIn post as a participating fund.
- Specific Operator Partners deal-attribution not disclosed publicly.
- No board seat by fund policy — they’re a passive-but-supportive co-investor.
- ~10 unicorns in portfolio (e.g., Spring Health, Remote, Dapper Labs).