NSSpain is organized by the “NSSpain Association”, a nonprofit, volunteerdriven association to promote iOS/macOS development in Spain, funded by Luis Ascorbe and Borja Reinares.
The members of the association have organized the “BetabeersRIO”, a popular monthly meetup for developers in La Rioja, also, a very popular meetup in Spain (there are the BetabeersMAD for Madrid, BetabeersBCN for Barcelona, etc).