Jim Baum
Angel investor in Boston
Boston, Massachusetts
Jim Baum, Angel investor in Boston is an active investor based in Boston, Massachusetts. This profile covers what Jim Baum backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelInvestment Partner
- Stages
- Seed
- Invests in
- Consumer & RetailE-commerce & D2CDeveloper Tools & DataMedia & Content
- Location
- Boston, Massachusetts
- Typical check
- $250K
- Past investments
- 15
Notable investments
ProficiencyPaperless PartsOpen Ratings, Inc.
DatastaxDigital Alloys
project44
JIBEWorcester Polytechnic InstituteHow to reach Jim Baum
Angels and operators like Jim Baum 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 Baum
Frequently Asked Questions
What does Jim Baum invest in?
Jim Baum invests in Consumer & Retail, E-commerce & D2C, Developer Tools & Data and Media & Content, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Jim Baum invest at?
Jim Baum typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is Jim Baum's typical check size?
Jim Baum typically writes checks around $250K. Use it as a signal for whether your raise fits their stage.
How do I contact Jim Baum?
Unlock Jim Baum's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.