Spyros Stamatelos

Active Investor

Angel investor at THETI CLUB

United States

Spyros Stamatelos, Angel investor at THETI CLUB is an active investor based in United States. This profile covers what Spyros Stamatelos backs, at which stage, and how founders can reach out in 2026.

Spyros Stamatelos is an angel investor in biotech, digital health, and medical devices, with expertise in clinical pharmacology.

Spyros Stamatelos invests in Healthcare & Biotech, Digital Health & HealthTech and MedTech & Medical Devices, typically at Seed, Series A and Early Stage Venture.

Investor type
Angel
Stages
SeedSeries AEarly Stage Venture
Invests in
Healthcare & BiotechDigital Health & HealthTechMedTech & Medical Devices
Location
United States
Typical check
$500K

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Round Funded. "Spyros Stamatelos." Round Funded investor database, updated November 3, 2026.

Stable URL, it will not change: https://www.roundfunded.com/en/investor/spyros-stamatelos

Frequently Asked Questions

Who is Spyros Stamatelos?

Spyros Stamatelos, Angel investor at THETI CLUB is an active investor based in United States. Spyros Stamatelos invests in Healthcare & Biotech, Digital Health & HealthTech and MedTech & Medical Devices, typically at Seed, Series A and Early Stage Venture.

What does Spyros Stamatelos invest in?

Spyros Stamatelos invests in Healthcare & Biotech, Digital Health & HealthTech and MedTech & Medical Devices, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.

What stage does Spyros Stamatelos invest at?

Spyros Stamatelos typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.

What is Spyros Stamatelos's typical check size?

Spyros Stamatelos typically writes checks around $500K. 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.