Investor profile
Marcin Fejfer
Venture capital & Managing Partner / Co-Founder at S20 Fund, Partner at SpeedUp Venture Capital Group
Marcin Fejfer is a Partner at SpeedUp Venture Capital Group, whose known portfolio counts 10 companies.
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Investment focus
- Focus
- AnalyticsAnimalsAudioClean TechnologyCustomer ServiceDataData AnalyticsDeveloper APIsDeveloper ToolsDigital HealthEdTechElectric VehicleEmbedded FinanceFitnessHR TechIT InfrastructureInformation ServicesIoTMachine LearningMarketing TechMarketplacesPaymentsPeople & Planet TechProject ManagementRoboticsSalesTransportation
Contacts
Affiliated funds' portfolios
Managing Partner / Co-Founder at S20 Fund, whose known portfolio counts 8 companies
- Boldr
- Peec AI
- Defguard
- Moody Pines
- BeeSpeaker
- Paymove
- Petsy
- Healthnix
Partner at SpeedUp Venture Capital Group, whose known portfolio counts 10 companies
- CYCLE
- PARTORY
- Patron GO
- ANYMOVE
- SP Tech
- 1M TRACK
- Podhash
- ReadyCode.io
- Viraltalk
- mu6label
Investor Profile
Marcin Fejfer is listed against sectors AI, Climate, Commerce and Consumer, and focus areas Analytics, Animals, Audio and Clean Technology in the database.
SpeedUp Venture Capital Group appears in Pre-Seed, Seed and Series A rounds across its known deals.
The firm portfolio and the focus above give founders context on whether Marcin Fejfer matches their raise.
Colleagues
Frequently asked questions
Who is Marcin Fejfer?
Marcin Fejfer is a venture capital investor based in Poznań, Poland, listed as Partner at SpeedUp Venture Capital Group. The known portfolio of that firm counts 10 companies. That portfolio belongs to the firm, not to Marcin Fejfer personally.
What does Marcin Fejfer invest in?
Listed sectors include AI, Climate, Commerce and Consumer; listed focus areas include Analytics, Animals, Audio and Clean Technology. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Marcin Fejfer invest at?
SpeedUp Venture Capital Group appears in Pre-Seed, Seed and Series A rounds across its known deals, and Marcin Fejfer is listed there as Partner. 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 Marcin Fejfer listed at?
Marcin Fejfer is listed as Partner at SpeedUp Venture Capital Group. 2 other people in the database share a firm with Marcin Fejfer.
How do I contact Marcin Fejfer?
An email address, a phone number and a LinkedIn page are on file for Marcin Fejfer. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal