Tirien a team of professional and responsible young people involved in IT technology, graphic design, web sites and presentations since 2003. Tirien was established in 2008. in Belgrade as a freelance team and in 2010. as a web development company.Our vision is that in the next few years we are in the top of the IT sector in Serbia and the Europe region and thus significantly influence the development of IT as for business and education.Our portfolio and references speak for us.