When individual developers think of open source, they think "free." And with good cause: Who in their right mind wouldn't be interested in technology that they can get at no cost and use with few licensing restrictions?
Infrastructure room: Redhat, Vmware, Aerohive, Radware.
Software room: Barceló Viajes, Fundación I+D de software libre and us.If you want to assist email the organization: firstname.lastname@example.org or call them 902 433 909. We hope you to come next 28th of january in the hotel Meliá Palas Atenea.