Investor profile
Shawn K. O'Neill
Angel & Managing Partner at SLW, Senior Advisor and Group Head of Silver Lake Waterman (SLW) at Silver Lake
Shawn K. O'Neill is an angel investor based in San Francisco, California, United States. The known portfolio is one company, Cardisio.
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Investment focus
- Stage
- Seed
- Sector
- AIFinTechHealthcare
Contacts
Shawn K. O'Neill portfolio company (1)
- Cardisio
Affiliated funds' portfolios
Managing Partner at SLW, whose known portfolio counts 4 companies
- Alembic
- Findem
- Kasa Living
- Sparrow
Senior Advisor and Group Head of Silver Lake Waterman (SLW) at Silver Lake, whose known portfolio counts 21 companies
- Oyster
- Loft
- Waymo
- Metropolis
- Vantage Data Centers
- BigID
- Vestwell
- HYPR
- Talend
- Graylog
- Khazna Data Centers
- BlackLine
- and 9 more
Investor Profile
The listing covers sectors AI, FinTech and Healthcare, and focus areas Media, Medical Devices and Wellness. Startups operating in these areas may find Shawn K. O'Neill relevant.
The stage tag on this profile is Seed.
The portfolio and focus above give founders context on whether Shawn K. O'Neill matches their raise.
Colleagues
Showing 20 of 42
Jim Whitehurst
Managing Director
United States
Joerg Adams
Managing Director
Menlo Park, United States
Egon Durban
Managing Director
Menlo Park, United States
Mark Gillett
Managing Director
San Francisco, United States
Kenneth Hao
Managing Partner
Menlo Park, United States
Simon Patterson
Managing Director and Co-Head of EMEA
London, United Kingdom
Xue K.
Venture Partner
Singapore
John Suo
Director
New York, United States
Ajay Mayar
Vice President
New York, United States
Katie Leinbach
Investor
New York, United States
Jordan Halpern Leistner
Director
New York, United States
Lee Wittlinger
Managing Director
Menlo Park, United States
Abhinav Parakh
Principal
New York, United States
Brian Knowles
Chief Executive Officer
Grand Forks, United States
Marco Troncone
Principal
London, United Kingdom
Harrison Wardle
Vice President
Menlo Park, United States
Christoph Anthony
Director
United Kingdom
Christian Avolio
Principal
New York, United States
Ryan Bone
Managing Director
New York, United States
Katie Wright
Principal
San Francisco, United States
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Frequently asked questions
Who is Shawn K. O'Neill?
Shawn K. O'Neill is an angel investor based in San Francisco, California, United States with one known investment on file, Cardisio. The sections above list the sectors, stages and firms attached to that record.
What does Shawn K. O'Neill invest in?
Listed sectors include AI, FinTech and Healthcare; listed focus areas include Media, Medical Devices and Wellness. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Shawn K. O'Neill invest at?
The database lists Shawn K. O'Neill for Seed rounds. 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 Shawn K. O'Neill listed at?
Shawn K. O'Neill is listed as Senior Advisor and Group Head of Silver Lake Waterman (SLW) at Silver Lake. 42 other people in the database share a firm with Shawn K. O'Neill.
How do I contact Shawn K. O'Neill?
An email address, a phone number and a LinkedIn page are on file for Shawn K. O'Neill. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal