Kristina Serafim
Investor at Untethered Ventures
Palo Alto, California
Kristina Serafim, Investor at Untethered Ventures is an active investor based in Palo Alto, California. This profile covers what Kristina Serafim backs, at which stage, and how founders can reach out in 2026.
- Investor type
- VCPECorporate VCInvestor
- Stages
- Seed
- Invests in
- Healthcare & BiotechDigital Health & HealthTechArtificial IntelligenceAR/VR & Metaverse
- Location
- Palo Alto, California
- Typical check
- $250K
- Past investments
- 7
Notable investments
OptibusHow to reach Kristina Serafim
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Cite this page
Round Funded. "Kristina Serafim." Round Funded investor database, updated September 24, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/kristina-serafim
Frequently Asked Questions
What does Kristina Serafim invest in?
Kristina Serafim invests in Healthcare & Biotech, Digital Health & HealthTech, Artificial Intelligence and AR/VR & Metaverse, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Kristina Serafim invest at?
Kristina Serafim typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is Kristina Serafim's typical check size?
Kristina Serafim typically writes checks around $250K. 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.