In March 2015, CORE completed the renovation of the unique office premises of Boston Consulting Group (BCG), hosted within an outstanding listed building on 18, Vasilissis Sofias Ave. date around 1910-1915. The project included the substantial renovation of its façade and all its four levels, occupying a total area of 986 sq.m., paying great attention to the preservation and visual enhancement of numerous architectural elements, while optimizing the lighting and acoustics of each office space.