Ryan Sullivan is an Investor at FirstMark, whose known portfolio counts 9 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Investor at FirstMark, whose known portfolio counts 9 companies
- Daytona
- Legora
- Porter
- POSH
- SurrealDB
- Alaffia Health
- Tracebit
- Payy
- VillageSQL
Investor Profile
Founders in the listed sectors AI, Commerce, Consumer and FinTech, and focus areas Analytics, Cloud Infrastructure, Data and Database fall inside that listing.
FirstMark appears in Growth, Seed and Series A rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Ryan Sullivan is worth approaching.
Colleagues at FirstMark
Rick Heitzmann
Founder and Managing Director
New York, United States
Matt Turck
Managing Director
New York, United States
Chris Ahearn
Venture Partner Network
Santa Monica, United States
Derek Chu
Principal
New York, United States
Adam Nelson
Managing Director
New York City, United States
Kathryn Weinmann
Principal
New York, United States
Amish Jani
Founder & Partner
New York, United States
Dave Leyrer
Venture Partner
Greenwich, United States
Martin Nisenholtz
Venture Partner
New York, United States
David Waltcher
Partner
New York, United States
Desmond Fleming
Principal
New York, United States
Shilpa Nayyar
Partner & COO
New York, United States
Will Bitsky
Investor
United States
Aman Kabeer
Investor
New York, United States
Vera Wang
Investor
New York, United States
Kit Ulrich
Venture Partner
Fort Worth, United States
Joseph Essas
Venture Partner
Los Angeles, United States
Janena Benjamin
Venture Capital & Private Equity Professional
New York, United States
Frequently asked questions
Who is Ryan Sullivan?
Ryan Sullivan is a venture capital investor based in New York, United States, listed as Investor at FirstMark. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Ryan Sullivan personally.
What does Ryan Sullivan invest in?
Listed sectors include AI, Commerce, Consumer and FinTech; listed focus areas include Analytics, Cloud Infrastructure, Data and Database. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Ryan Sullivan invest at?
FirstMark appears in Growth, Seed and Series A rounds across its known deals, and Ryan Sullivan 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 Ryan Sullivan listed at?
Ryan Sullivan is listed as Investor at FirstMark. 18 other people in the database share a firm with Ryan Sullivan.
How do I contact Ryan Sullivan?
A LinkedIn page is on file for Ryan Sullivan. 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