Jon Bruner

Jon Bruner

Active Investor

Angel investor in San Francisco

San Francisco, California

Jon Bruner, Angel investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Jon Bruner backs, at which stage, and how founders can reach out in 2026.

Investor type
Angel
Stages
Pre SeedSeed
Invests in
Healthcare & BiotechMedTech & Medical DevicesSaaS & EnterpriseClimate & EnergyHardware & Deep TechIoT & Connected DevicesManufacturing & IndustrialMobility & Logistics
Location
San Francisco, California
Typical check
$150K
Past investments
2

Notable investments

O'Reilly MediaFormlabs

How to reach Jon Bruner

Angels and operators like Jon Bruner reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded Accelerator.

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Frequently Asked Questions

What does Jon Bruner invest in?

Jon Bruner invests in Healthcare & Biotech, MedTech & Medical Devices, SaaS & Enterprise and Climate & Energy, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.

What stage does Jon Bruner invest at?

Jon Bruner typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.

What is Jon Bruner's typical check size?

Jon Bruner typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.

How do I contact Jon Bruner?

Unlock Jon Bruner's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.

Application closes in --:--:--
Email Jon Bruner