What does Primary Venture Partners invest in?
Primary Venture Partners invests most often at Seed and Series A (56% of the rounds on record), in sectors such as Diagnostics, Lending and In Vitro Diagnostics.

United States · Investor
Last cheque observed Oct 2026; 128 cheques on record.
Deploying nowNew fund $9.0M, Apr 2025VC firm
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23 cheques in the last 12 months
Mostly Seed and Series A: 56% of its rounds
Sole investor in 2 rounds, median $12M
1 exits from the portfolio
Primary is a specialized and scaled seed fund designed to actually deliver.From their own website
Every round we can evidence, newest first128 appearances
16 rounds
28 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 registration17 named
We also hold 57 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
Companies it backed that were later bought or listed1 in all
An exit counts when it came after the firm's first round in the company. From historical deal records.
The investors most often in the same rounds as Primary Venture Partners. A count of rooms they were both in, not a relationship either has claimed.
The latest companies Primary Venture Partners put money into.
Primary Venture Partners invests most often at Seed and Series A (56% of the rounds on record), in sectors such as Diagnostics, Lending and In Vitro Diagnostics.
128 investments on record, 23 of them in the last 12 months, and it led 5. The most recent was in Oct 2026.
Its most recent investments on record: Forgepoint Inc. (Seed, Oct 2026), Zero (Seed, Sept 2026) and Inspiren (Series C, Sept 2026).
The median round it joins is $16M. It says it writes cheques of $100K to $5.0M.
Sometimes: it led 5 of its 128 investments on record (4%).
Most of the companies it backs are in the United States (95%).
Yes: it is actively investing, with 23 investments in the last 12 months.
Most often Alumni Ventures (15 rounds together), BoxGroup (11 rounds together) and Y Combinator (10 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