What does Operator Partners invest in?
Operator Partners invests most often at Series A and Seed (60% of the rounds on record), in sectors such as Technology.

United States · Investor
Last cheque observed Oct 2026; 124 cheques on record.
Deploying nowNew fund $41M, Apr 2022VC firm
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28 cheques in the last 12 months
Mostly Series A and Seed: 60% of its rounds
Sole investor in 8 rounds, median $5.5M
No outside investors, just our own capital.From their own website
Every round we can evidence, newest first124 appearances
24 rounds
26 rounds
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
Named by the firm itself, on a filing, its Form ADV or its company registration2 named
We also hold 6 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
From the firm's own filings with the SEC, which it must file accurately by law
The investors most often in the same rounds as Operator Partners. A count of rooms they were both in, not a relationship either has claimed.
The latest companies Operator Partners put money into.
Episodes that name Operator Partners in their description, not their title.

"The Information" Profiles TBPN, AI Ups and Downs, Nuclear Regulation | Zach Weinberg, Leigh Marie Braswell, Stephen Balaban, Sam Lessin, Bobby Goodlatte, Auren Hoffman, Doug Bernauer, Isaiah Taylor

20VC: Zach Weinberg on Whether A Company is a Democracy, The Importance of Ownership, The Rise of Pre-Emptive Rounds, Multi-Stage Funds Entering Seed and How he Approaches Both Risk and Personal Capital Allocation
MentionsZach WeinbergFlatiron HealthGoogle+1
Operator Partners invests most often at Series A and Seed (60% of the rounds on record), in sectors such as Technology.
124 investments on record, 28 of them in the last 12 months. The most recent was in Oct 2026.
Its most recent investments on record: Broccoli AI (Series B, Oct 2026), Quartermaster (Series B, Sept 2026) and Noetive (Seed, Sept 2026).
The median round it joins is $18M. It says it writes cheques of $100K to $1.0M.
Rarely, if at all: none of its 124 investments on record names it as the lead.
Most of the companies it backs are in the United States (86%).
Yes: it is actively investing, with 28 investments in the last 12 months.
Most often Y Combinator (14 rounds together), Alumni Ventures (12 rounds together) and BoxGroup (11 rounds together).
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it