An angel investor and operator angel based in Cambridge, Massachusetts, United States, Bill Warner has 12 known investments: RISE Robotics, Testive, FORTIFIED Bicycle, Ginger, Seed&Spark, Leap Motion, Terrafugia, Libboo, Posterous, ImpulseSave, Meet Cute and Architexa.
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Investment focus
- Focus
- Cloud InfrastructureConsumer GoodsEdTechEnterprise SaaSGamingMarketplacesTalent Technology
Contacts
Bill Warner portfolio companies (12)
- RISE Robotics
- Testive
- FORTIFIED Bicycle
- Ginger
- Seed&Spark
- Leap Motion
- Terrafugia
- Libboo
- Posterous
- ImpulseSave
- Meet Cute
- Architexa
Investor Profile
Founders in the listed sectors Consumer, Education, Hardware and SaaS, and focus areas Cloud Infrastructure, Consumer Goods, EdTech and Enterprise SaaS will recognize the pattern in this portfolio.
Stage-wise, the known deals cluster around Pre-Seed and Seed rounds.
Reviewing the investment history helps decide whether there is a realistic fit before reaching out.
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Frequently asked questions
Who is Bill Warner?
Bill Warner is an angel investor and operator angel based in Cambridge, Massachusetts, United States with 12 known investments on file, among them RISE Robotics, Testive and FORTIFIED Bicycle. The sections above list the sectors and stages attached to that record.
What does Bill Warner invest in?
Listed sectors include Consumer, Education, Hardware and SaaS; listed focus areas include Cloud Infrastructure, Consumer Goods, EdTech and Enterprise SaaS. 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 Bill Warner invest at?
The known deals of Bill Warner include Pre-Seed and 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.
How do I contact Bill Warner?
An email address, a phone number and a LinkedIn page are on file for Bill Warner. 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