"INFRANET" Ltd. is a design company with a main activity of designing the systems for electrification of railway, trolley, tramway and metropolitan railway. Our team is built by professionals with many years of experience in the design and implementation of electrification sites. Our participation so far is in projects funded both from the national budget and the European Bank, ISPA, OPT and others. The main principle of our work is the production of a quality final product, satisfying the requirements of the investor's project assignment, the current national and European norms and the internal regulatory framework of the respective Contracting Authority. Along with this and in accordance with the requirements of all other participants in the construction process for precision, clarity, project efficiency and ease of execution.