Latvia, Estonia and Lithuania as new members of European Union now are involved in e-Science projects. The Baltic Grid (BG) project is a first step to infrastructure development for e-Science grid computing. Together with the universities of Baltic States some universities and organisations of neighbouring countries are involved in BG project to disseminate their experience and management skills. This paper presents achievements and experience of BG project in e-infrastructure development in Baltic States and in Latvia and Riga Technical University, in particular.