John Sinclair is an Investor at TIFF Investment Management, whose known portfolio counts 3 companies.
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Affiliated funds' portfolios
Investor at TIFF Investment Management, whose known portfolio counts 3 companies
- TAE Technologies
- Astute Networks
- Propel Software Solutions
Investor Profile
TIFF Investment Management appears in Growth and Series B rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether John Sinclair is worth approaching.
Colleagues at TIFF Investment Management
Frequently asked questions
Who is John Sinclair?
John Sinclair is a fund of funds investor and private equity investor based in Brookline, Massachusetts, United States, listed as Investor at TIFF Investment Management. The known portfolio of that firm counts 3 companies. That portfolio belongs to the firm, not to John Sinclair personally.
What stage does John Sinclair invest at?
TIFF Investment Management appears in Growth and Series B rounds across its known deals, and John Sinclair is listed there as Investor. 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 John Sinclair listed at?
John Sinclair is listed as Investor at TIFF Investment Management. 2 other people in the database share a firm with John Sinclair.
How do I contact John Sinclair?
An email address and a LinkedIn page are on file for John Sinclair. The address stays masked on this page and is readable inside RaiseHunt after you create an account. The database holds 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