The general objective of the project proposal is to create conditions for the provision of modern educational services at the Faculty of Mathematics and Informatics and the Faculty of Physics of Sofia University "St. Kliment Ohridski", through renovation of the facilities, provision of modern equipment and furnishing of the building of Corps "B" at campus "Lozenets" of the university. Within the framework of the project proposal, the preparation, coordination and approval of a working design and implementation of activities for the complete repair and reconstruction of the building of the B Corps at Lozenets campus of Sofia University "St. Kliment Ohridski", which will include: the most effective package of energy-saving measures for the building, which achieves the regulatory requirements for energy efficiency, all the mandatory measures prescribed in the technical audit to bring the building into compliance with the applicable technical requirements, all necessary measures to ensure an accessible built environment in accordance with the current legal framework. To ensure the lawful execution of the construction will be carried out conformity assessment activities of the investment project and construction supervision during the construction. New equipment and furnishings will be delivered for all study rooms in the building. Information and communication activities will be implemented to ensure publicity and inform the public about the EU’s financial contribution to the implementation of the project. As a result of the implementation of the project will improve the quality of the educational environment at the Faculty of Mathematics and Informatics and the Faculty of Physics of Sofia University "St. Kliment Ohridski" and will increase its attractiveness among 2367 students and over 270 university lecturers. The project will ensure equal access for disadvantaged groups to the educational service offered in both faculties.