Vassilis Tziokas

Active Investor

Venture investor in Seattle

Seattle, United States

LinkedIn

Vassilis Tziokas, Venture investor in Seattle is an active investor based in Seattle, United States. This profile covers what Vassilis Tziokas backs, at which stage, and how founders can reach out in 2026.

Vassilis Tziokas is VP of Growth at Matter Labs and a Venture Partner at Big Pi Ventures, focusing on blockchain and ZK technology startups.

Vassilis Tziokas invests in Fintech and Crypto & Web3, typically at Seed, Series A and Early Stage Venture.

Location
Seattle, United States
Typical check
$500K

What does Vassilis Tziokas invest in?

Investor type
VC
Stages
SeedSeries AEarly Stage Venture

Where is Vassilis Tziokas based?

Vassilis Tziokas is based in Seattle, United States.

Browse more startup investors near Vassilis Tziokas:
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How to reach Vassilis Tziokas

Angels and operators like Vassilis Tziokas 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.

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About this profile

This profile is part of Round Funded, an investor database and outreach platform for founders. It covers 60,000+ active VCs, angels, family offices and accelerators with verified contacts, lets you send pitches from your own Gmail, and includes a free Data Room for your raise. How this data is built.

Cite this page

Round Funded. "Vassilis Tziokas." Round Funded investor database, updated September 22, 2026.

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

Frequently Asked Questions

Who is Vassilis Tziokas?

Vassilis Tziokas, Venture investor in Seattle is an active investor based in Seattle, United States. Vassilis Tziokas invests in Fintech and Crypto & Web3, typically at Seed, Series A and Early Stage Venture.

What does Vassilis Tziokas invest in?

Vassilis Tziokas invests in Fintech and Crypto & Web3, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.

What stage does Vassilis Tziokas invest at?

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

What is Vassilis Tziokas's typical check size?

Vassilis Tziokas typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.

Where is Vassilis Tziokas based?

Vassilis Tziokas is based in Seattle, United States.

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.

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