Diana Koziarska
InvestorManaging Partner at SMOK Ventures
Warsaw, Poland
Writes $50K – $500K checks · typically $250K
About
Diana Koziarska is a physics graduate and co-founder of ReaktorX who has been active in the Polish startup community and serves as an ambassador of Startup Poland. She has received recognition including CESA Female Role Model of the Year, Strong Woman in IT, and Forbes 30 Under 30. At SMOK Ventures she focuses on gaming and education technology.
Diana Koziarska @dianakoziarska
7/ CEE excellence isn't only code. Which local outdoor/lifestyle brand makes you proud to buy CEE? 👇 #NotJustPierogi #CEE #MadeInPoland #Lesovik #ConsumerPatriotism #MadeInEurope
Jul 24, 2026
Diana Koziarska @dianakoziarska
6/ Built to last. Independent, family-owned, unhurried - 12 years of getting it right. A quieter kind of CEE excellence, and a real one.
Jul 24, 2026
Diana Koziarska @dianakoziarska
5/ It's my actual reset button. Between flights and meetings, I string it up in a Warsaw park and my brain goes quiet. And it travels with me - nothing beats reading a book in a hammock out in nature. 🌲
Jul 24, 2026
Invests in
EdTechGaming
Experience
- SMOK VenturesFounding Partnercurrent2019 — presentWarsaw, Masovian District, Poland
- ReaktorXCo-founder, advisorcurrent2019 — present
- ReaktorXCEO, co-founder2016 — 2019Warsaw
- ReaktorWarsaw.comCEO2016 — 2019
- ReaktorWarsaw.comEvent & office manager2016
- Startup DigestCurator2016 — 2017Warsaw, Mazowieckie, Poland
- Student's Portal Polibuda.infoEditor in Chief2015 — 2016
- PCO S.A.Trainee2014Warsaw, Mazowieckie, Poland
- Institute of Applied OpticsTrainee2013Warsaw, Mazowieckie, Poland
Education
- Warsaw University of TechnologyMaster's Degree, Physics2014 — 2015
- Warsaw University of TechnologyEngineer's degree, Phycics2010 — 2014
- Loughborough UniversityPhysics2012 — 2013
Skills & more
Languages English · German · Polish
From Diana's professional profile.
Same school
Also attended Warsaw University of Technology12
+ 6 more
Also attended Loughborough University43
+ 37 more
Shared employers
Investments
Led
AbsynthCluingExit PlanMadcore GamesWonder Legends
Per the firm's website.
Colleagues at SMOK Ventures
Network1
Investors connected to Diana in public investor directories — a warm-intro map.


















%20(1).png)

