Investor profile
William R.
Corporate VC, Venture capital & General Partner at Spark Capital, Series B Investor at Handshake
William R. is a General Partner at Spark Capital, whose known portfolio counts 25 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
General Partner at Spark Capital, whose known portfolio counts 25 companies
- Granola
- Arya
- 9fin
- The Interaction Company of California
- Timehop
- Paystack
- Shepherd
- Antithesis
- Parkable
- Synera
- Mastra
- Qdrant
- and 13 more
Series B Investor at Handshake, whose known portfolio counts 3 companies
- Aptology
- GNOME
- MOUND
Investor Profile
Founders in the listed sectors AI, Commerce, Consumer and Education, and focus areas AI Infrastructure, Career Network, Crypto and Cybersecurity fall inside that listing.
Stage-wise, the deals at Spark Capital cluster around Growth, Late-Stage and Pre-Seed rounds.
The firm portfolio and the focus above give founders context on whether William R. matches their raise.
Colleagues
Nabeel Hyatt
General Partner
San Francisco, United States
Jeremy G. Philips
Partner
United States
Todd Dagres
Founder and General Partner
Miami Beach, United States
Fred Tanada
Investor
San Francisco, United States
Santo Politi
Founder and General Partner
Boston, United States
Jeff Doran
General Partner
Boston, United States
Yasmin Razavi
General Partner
San Francisco, United States
Hanseul Nam
Investor
San Francisco, United States
Kevin Thau
Venture Partner
New York, United States
Natalie Vais
General Partner
San Francisco, United States
Karan Rajpal
Model Validation Expert
Berkeley, United States
Alastair Mitchell
Investor & Board Member
United Kingdom
Clay Fisher
General Partner
New York, United States
Alex Finkelstein
General Partner
Boston, United States
Coen Armstrong
Investor
San Francisco, United States
Natalie Sandman Krey
Investor
San Francisco, United States
Paul Conway
General Partner
Boston, United States
James Kuklinski
General Partner
New York, United States
Arpan Shah
Investor
San Francisco, United States
Kevin Sheehan BS
Investor
United States
Frequently asked questions
Who is William R.?
William R. is a corporate venture investor and venture capital investor based in San Francisco, California, United States, listed as General Partner at Spark Capital. The known portfolio of that firm counts 25 companies. That portfolio belongs to the firm, not to William R. personally.
What does William R. invest in?
Listed sectors include AI, Commerce, Consumer and Education; listed focus areas include AI Infrastructure, Career Network, Crypto and Cybersecurity. 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 William R. invest at?
Spark Capital appears in Growth, Late-Stage and Pre-Seed rounds across its known deals, and William R. is listed there as General Partner. 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 William R. listed at?
William R. is listed as General Partner at Spark Capital. 20 other people in the database share a firm with William R.
How do I contact William R.?
An email address, a phone number and a LinkedIn page are on file for William R. 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