Manta Ray
mantaray.vc Direct investor
Manta Ray is a venture capital firm that invests early in mission-driven founders, focusing on sectors like human health, new industrials, security, climate, and education. It has Polish roots and global ambitions, supporting entrepreneurship in Poland and CEE.
Manta Ray is a venture capital firm headquartered in Warsaw, Poland. It invests directly in companies, from seed to growth, in human health, new Industrials, security & Trust and climate & Resources. 64 portfolio companies, as it reports.
“We partner with mission-driven founders building generational companies that tackle the world’s biggest challenges.”
— Manta Ray, own website
- Layer
- Direct investor
- Type
- Venture capital
- Invests in
- Poland, CEE, Europe, US
- Sectors
- Human health, New Industrials, Security & Trust, Climate & Resources, Education, B2B SaaS, Marketplace, Other
- Portfolio
- 64 companies
Team, as Manta Ray publishes it
- Sebastian Kulczyk Founder
- Lawrence Barclay Managing Partner
- Leah von Siemens Partner
- Julia Schrameier Principal
- Christopher Sisserian Head of Platform
- Hamish Garnett Associate
- Maria Bagniewska Advisor
- Leonard Picardo Advisor
Names and roles exactly as listed on mantaray.vc. Nothing else about these people is recorded.
Co-invests most often with
Derived from portfolio pages both investors publish themselves: each pair below lists at least one company in common. 121 co-investors found.
- Backed VC 3 shared companies: this.co, eatcala.com, phytoformlabs.com
- Novastar Ventures 2 shared companies: elephant.healthcare, newglobe.education
- Seedcamp 2 shared companies: elephant.healthcare, this.co
- Lever VC 2 shared companies: this.co, bluu.bio
- Mudcake 2 shared companies: this.co, bluu.bio
- General Catalyst 2 shared companies: brainly.com, beacon.com
- Lightspeed Venture Partners 2 shared companies: clark.de, epicgames.com
- Salica Investments 2 shared companies: clark.de, kadence.co
- Refactor Capital Management, LLC 2 shared companies: phytoformlabs.com, astranis.com
- Kindred Capital 2 shared companies: infinitopes.com, beit.tech
and 111 more — the graph.
Where this comes from
Every fact above was read from a page Manta Ray publishes itself. Nothing is taken from third-party databases. Investment activity (deals, co-investors) is not yet recorded.
- https://mantaray.vc/name, is_investor, layer, type, hq_country, hq_city, invests_in_geographies, thesis_quote, thesis_quote_page, description, status
- https://mantaray.vc/portfolio/stage_min, stage_max, sectors, portfolio_count
- https://mantaray.vc/team/people
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Record 6896 · added 2026-09-03 · link last verified 2026-09-06 · confidence high
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