Marek Gumienny is an angel investor based in London, England, United Kingdom. The known portfolio counts 2 companies: Privitar and StoryTerrace.
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Investment focus
- Stage
- Seed
Contacts
Marek Gumienny portfolio companies (2)
- Privitar
- StoryTerrace
Affiliated funds' portfolios
Non Executive Director at 24Haymarket, whose known portfolio counts 12 companies
- Dragonfly AI
- Optalitix
- Previsico
- Kelda Showers
- Angoka
- WATR
- BirdsEyeView
- CyberOwl
- onHand
- DrDoctor
- Huq Industries
- myGwork
Investor Profile
Founders in the listed sectors AI, Consumer, Hardware and SaaS, and focus areas Big Data, Cybersecurity, Enterprise SaaS and Social Media will recognize the pattern in this portfolio.
Marek Gumienny appears in Seed rounds across the known deals.
The portfolio and focus above give founders context on whether Marek Gumienny matches their raise.
Colleagues at 24Haymarket
Jamie Dunnett
Investment Director
London, United Kingdom
Ian Gray
Director
Edinburgh, United Kingdom
Jean-Lou Rihon
Director
London, United Kingdom
Thomas Hoppe
Angel Investor
Tonbridge, United Kingdom
Fiona Dent
Investor Member
London, United Kingdom
Paul Tselentis
Co-Founder and CEO
London, United Kingdom
Jamie Waller
Principal
United Kingdom
Andre Crawford-Brunt
Investor
London, United Kingdom
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Frequently asked questions
Who is Marek Gumienny?
Marek Gumienny is an angel investor based in London, England, United Kingdom with 2 known investments on file, among them Privitar and StoryTerrace. The sections above list the sectors, stages and firms attached to that record.
What does Marek Gumienny invest in?
Listed sectors include AI, Consumer, Hardware and SaaS; listed focus areas include Big Data, Cybersecurity, Enterprise SaaS and Social Media. Those tags come from the companies attached to this profile, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Marek Gumienny invest at?
The known deals of Marek Gumienny include Seed rounds. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Marek Gumienny listed at?
Marek Gumienny is listed as Non Executive Director at 24Haymarket. 8 other people in the database share a firm with Marek Gumienny.
How do I contact Marek Gumienny?
A LinkedIn page is on file for Marek Gumienny. It is readable inside RaiseHunt after you create an account. The database holds no email address and no phone number for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal