Jim Keller
Angel investor in Boston
Boston, Massachusetts
Jim Keller, Angel investor in Boston is an active investor based in Boston, Massachusetts. This profile covers what Jim Keller backs, at which stage, and how founders can reach out in 2026.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Artificial IntelligenceFintechInsurTechHealthcare & BiotechSaaS & EnterpriseConsumer & RetailE-commerce & D2CDeveloper Tools & Data
- Location
- Boston, Massachusetts
- Typical check
- $150K
- Past investments
- 3
Notable investments
pillarHyperion SolutionsHow to reach Jim Keller
Angels and operators like Jim Keller 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 Jim Keller
Frequently Asked Questions
What does Jim Keller invest in?
Jim Keller invests in Artificial Intelligence, Fintech, InsurTech and Healthcare & Biotech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jim Keller invest at?
Jim Keller typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Jim Keller's typical check size?
Jim Keller typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact Jim Keller?
Unlock Jim Keller's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.