Costa Yiannoulis
Co-founder and Managing Partner at Synthesis Capital
London, England
Costa Yiannoulis, Co-founder and Managing Partner at Synthesis Capital is an active investor based in London, England. This profile covers what Costa Yiannoulis backs, at which stage, and how founders can reach out in 2026.
Costa Yiannoulis is Co-founder and Managing Partner at Synthesis Capital, investing in the future of food.
- Investor type
- VC
- Stages
- SeedSeries AEarly Stage Venture
- Invests in
- FoodTech & AgricultureConsumer & Retail
- Location
- London, England
- Typical check
- $500K
How to reach Costa Yiannoulis
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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.
Frequently Asked Questions
What does Costa Yiannoulis invest in?
Costa Yiannoulis invests in FoodTech & Agriculture and Consumer & Retail, typically at Seed, Series A and Early Stage Venture. Match your sector and stage, then reach out with a personalized pitch.
What stage does Costa Yiannoulis invest at?
Costa Yiannoulis typically invests at Seed, Series A and Early Stage Venture. Lead with traction that fits the stage when you reach out.
What is Costa Yiannoulis's typical check size?
Costa Yiannoulis typically writes checks around $500K. Use it as a signal for whether your raise fits their stage.
How do I contact Costa Yiannoulis?
Unlock Costa Yiannoulis's verified email on Round Funded and send a personalized pitch. We surface only deliverable contacts so your outreach lands.
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.