John Mamby
Angel investor in Sabaneta
Sabaneta, Antioquia Department
John Mamby, Angel investor in Sabaneta is an active investor based in Sabaneta, Antioquia Department. This profile covers what John Mamby backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelOperator
- Stages
- Pre SeedSeed
- Invests in
- Artificial IntelligenceFintechPaymentsHealthcare & BiotechSaaS & EnterpriseConsumer & RetailE-commerce & D2CDeveloper Tools & Data
- Location
- Sabaneta, Antioquia Department
- Typical check
- $150K
- Past investments
- 2
Notable investments
Life360BCKSTGR MEDIAHow to reach John Mamby
Angels and operators like John Mamby 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 John Mamby
Frequently Asked Questions
What does John Mamby invest in?
John Mamby invests in Artificial Intelligence, Fintech, Payments and Healthcare & Biotech, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does John Mamby invest at?
John Mamby typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is John Mamby's typical check size?
John Mamby typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do I contact John Mamby?
Unlock John Mamby's verified email on Round Funded Accelerator and send a personalized pitch. We surface only deliverable contacts so your outreach lands.