Original sentence: The practice's first building outside of the United Kingdom was the headquarters for GEK in Athens in 2003, followed by Tokyo's Shin-Marunouchi Tower in 2007
Edited sentence: Its first building outside of the United Kingdom was the headquarters for GEK in Athens in 2003, followed by Tokyo's Shin-Marunouchi Tower in 2007.The practice is known for its attention to detail, innovative approach to construction, honest expression of materials and its energy-efficient designs