Thomas Siebel
Angel investor in Redwood City
Redwood City, California
Thomas Siebel, Angel investor in Redwood City is an active investor based in Redwood City, California. This profile covers what Thomas Siebel backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Seed
- Invests in
- Artificial IntelligenceHealthcare & BiotechSaaS & EnterpriseConsumer & RetailClimate & EnergyDeveloper Tools & DataIoT & Connected DevicesManufacturing & Industrial
- Location
- Redwood City, California
- Typical check
- $250K
- Past investments
- 1
Notable investments
C3 AIHow to reach Thomas Siebel
Angels and operators like Thomas Siebel 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.
Connect with Thomas Siebel
Frequently Asked Questions
What does Thomas Siebel invest in?
Thomas Siebel invests in Artificial Intelligence, Healthcare & Biotech, SaaS & Enterprise and Consumer & Retail, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Thomas Siebel invest at?
Thomas Siebel typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is Thomas Siebel's typical check size?
Thomas Siebel typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do I contact Thomas Siebel?
Unlock Thomas Siebel's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.