Dan Siroker
Angel investor in Denver
Denver, Colorado
Dan Siroker, Angel investor in Denver is an active investor based in Denver, Colorado. This profile covers what Dan Siroker backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Healthcare & BiotechSaaS & EnterpriseConsumer & RetailConsumer Goods (CPG)CybersecurityHardware & Deep TechIoT & Connected DevicesEdTech
- Location
- Denver, Colorado
- Typical check
- $150K
- Past investments
- 5
Notable investments
HaystackNavattic
Obama for AmericaHow to reach Dan Siroker
Angels and operators like Dan Siroker 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 Dan Siroker
Frequently Asked Questions
What does Dan Siroker invest in?
Dan Siroker invests in Healthcare & Biotech, SaaS & Enterprise, Consumer & Retail and Consumer Goods (CPG), typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Dan Siroker invest at?
Dan Siroker typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Dan Siroker's typical check size?
Dan Siroker typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Dan Siroker?
Unlock Dan Siroker's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.