Caleb Sima
Angel investor in San Francisco
San Francisco, California
Caleb Sima, Angel investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Caleb Sima backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPEFounder
- Stages
- Early Stage Venture
- Invests in
- SaaS & EnterpriseDeveloper Tools & DataCybersecurityHardware & Deep Tech
- Location
- San Francisco, California
- Typical check
- $500K
- Past investments
- 2
Notable investments
Cobalt.ioPhylumHow to reach Caleb Sima
Angels and operators like Caleb Sima 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 Caleb Sima
Frequently Asked Questions
What does Caleb Sima invest in?
Caleb Sima invests in SaaS & Enterprise, Developer Tools & Data, Cybersecurity and Hardware & Deep Tech, typically at Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Caleb Sima invest at?
Caleb Sima typically invests at Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Caleb Sima's typical check size?
Caleb Sima typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Caleb Sima?
Unlock Caleb Sima's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.