Margaretta Colangelo
Angel investor in San Francisco
San Francisco, California
Margaretta Colangelo, Angel investor in San Francisco is an active investor based in San Francisco, California. This profile covers what Margaretta Colangelo backs, at which stage, and how founders can reach out in 2026.
Ms. Margaretta Colangelo is a Co-Founder & serves as Managing Partner at Longevity Card. Ms. Colangelo is a Co-Founder and serves as Chief Executive Officer and Board Member at Jthereum. She served as Advisor at NaNotics. She served as Managing Partner at Deep Knowledge Ventures. She is a native San Franciscan with over 30 years of experience working in the software industry in Silicon Valley. She is focused on DeepTech, AI, Longevity, and Enterprise Blockchain. She has written over 60 articles on AI, and publishes weekly Newsletters with Dmitry Kaminskiy on DeepTech (the synergetic convergence of AI and advanced biomedicine) and on the Global Longevity Industry (scientific breakthroughs, frontier technologies, and novel financial systems for the new era of Longevity). Her articles have been published in MIT Technology Review Italia, Pharmaceutical Executive, Bahrain Entrpreneur, and Health Management Journal. Interviews with her have been published in Forbes, Outsourced Pharma, Pharmaceutical Executive, Healthcare IT News, and Il Sole 24 Ore. She moderates sessions at select AI conferences and have over 25,000 followers on LinkedIn. She is based in San Francisco.
- Investor type
- Angel
- Stages
- Pre SeedSeed
- Invests in
- Artificial IntelligenceHealthcare & BiotechRobotics & AutomationPropTech & Real Estate
- Location
- San Francisco, California
- Typical check
- $150K
- Past investments
- 5
Notable investments
How to reach Margaretta Colangelo
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Cite this page
Round Funded. "Margaretta Colangelo." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/margaretta-colangelo
Frequently Asked Questions
What does Margaretta Colangelo invest in?
Margaretta Colangelo invests in Artificial Intelligence, Healthcare & Biotech, Robotics & Automation and PropTech & Real Estate, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Margaretta Colangelo invest at?
Margaretta Colangelo typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Margaretta Colangelo's typical check size?
Margaretta Colangelo typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.