Jack Greco works as an Unless at Greco. The firm's known portfolio counts 1 company.
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Investment focus
- Stage
- Series B
Contacts
Affiliated funds' portfolios
Unless at Greco, whose known portfolio counts 1 company
- Akido Labs
Investor Profile
The stage tag on this profile is Series B.
The firm portfolio and the focus above give founders context on whether Jack Greco matches their raise.
Frequently asked questions
Who is Jack Greco?
Jack Greco is a venture capital investor based in Buffalo, New York, United States, listed as Unless at Greco. The known portfolio of that firm is one company. That portfolio belongs to the firm, not to Jack Greco personally.
What stage does Jack Greco invest at?
Greco is listed for Series B rounds in the database, and Jack Greco is listed there as Unless. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Jack Greco listed at?
Jack Greco is listed as Unless at Greco, whose known portfolio is one company.
How do I contact Jack Greco?
A LinkedIn page is on file for Jack Greco. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal