
Bálint Kuhár
Co-Founder
Bálint started investing in stocks in 2017 and it quickly turned into his passion.
Started developing iO Charts with his co-founder, entering crypto and the world of DeFi (Decentralized Finance) soon after.
Switched his primary focus to the blockchain, actively working in DeFi projects ever since.
Also works as a part-time dad :)

Márton József Bulla
Lead Content Writer
Márton is passionate about stock investing, where he performs deep fundamental analysis to better understand each company and publishes his findings on the iO Charts blog.
He has also tried his hand in startup investing, with his journey well documented on the site.
He is also a passionate table soccer player :)

Zoltán László Ferenci
Lead Developer
Zoltán is a seasoned developer with broad product expertise and a strong background in forex. He now focuses on full-stack development and actively contributes to open-source projects like Continue.dev. His experience spans several languages — primarily JavaScript, Python and Java.
He is responsible for site-wide feature development.