John Mannes, Venture Partner at Basis Set is an active investor based in San Francisco, California. This profile covers what John Mannes backs, at which stage, and how founders can reach out in 2026.
John Mannes is a Venture Partner at Basis Set, an early AI-focused venture capital fund, where he supports founders improving productivity across various economic sectors.
John Mannes invests in Artificial Intelligence, SaaS & Enterprise and Robotics & Automation, typically at Early Stage Venture, Series A and Series B.
- Location
- San Francisco, California
- Typical check
- $1M
What does John Mannes invest in?
- Investor type
- VC
- Stages
- Early Stage VentureSeries ASeries B
Where is John Mannes based?
John Mannes is based in San Francisco, California.
- Browse more startup investors near John Mannes:
- Startup investors in San FranciscoStartup investors in CaliforniaStartup investors in the United States
How to reach John Mannes
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Round Funded. "John Mannes." Round Funded investor database, updated September 22, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/john-mannes-san-francisco
Frequently Asked Questions
Who is John Mannes?
John Mannes, Venture Partner at Basis Set is an active investor based in San Francisco, California. John Mannes invests in Artificial Intelligence, SaaS & Enterprise and Robotics & Automation, typically at Early Stage Venture, Series A and Series B.
What does John Mannes invest in?
John Mannes invests in Artificial Intelligence, SaaS & Enterprise and Robotics & Automation, typically at Early Stage Venture, Series A and Series B. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Mannes invest at?
John Mannes typically invests at Early Stage Venture, Series A and Series B. Lead with traction that fits the stage when you reach out.
What is John Mannes's typical check size?
John Mannes typically writes checks around $1M. Use it as a signal for whether your raise fits their stage.
Where is John Mannes based?
John Mannes is based in San Francisco, California.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.
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