Mario Medina Nussbaum is an entrepreneur and founder of Bitcoin Mexico group and the founder of Pagabitcoin.com, a services payment processor for cellphone credit in Mexico supporting crypto-currencies.

His specialities includes: software development, cryptography, web development, server administration, global economics, technical stock and forex markets analysis.

Born in Mexico City, he is a free thinker and full believer on Open Source of almost everything, and bitcoin believer and educator, he is very interested in the development of a new economic model with fair rules for everyone.

He is also the financial and technical advisor for Tabita.mx, a mexican restaurant-coffee shop, and the founder and project leader of CoinMarket.mx, a mexican asset market including crypto-currencies and fiat trading, on-the-chain stocks issuing and trading, payment processor service and wallet keeper.