Mori Building Company

Mori Building Company, Limited (森ビル株式会社) is a Japanese family-owned property management firm. As of 2015 its president and CEO is Shingo Tsuji. Its headquarters are in the Roppongi Hills Mori Tower in Roppongi, Minato, Tokyo.

Mori Building has been managing office building leases since 1955. Its focus has been in Minato, Tokyo. As of 2011, it manages 107 office facilities in Japan and China with a total of 1160000 sqm of space.

Taikichiro Mori, the founder, quit his job as an economics professor and entered the real estate business. He became the richest man in the world in 1992 with the net worth of $13 billion U.S. dollars. At the time his net worth was double that of Bill Gates and $3 billion more than Yoshiaki Tsutsumi. Taikichiro Mori died of heart failure on January 30, 1993, at the age of 88.

Completed

 * Ark Hills (1986)
 * Atago Green Hills (2001)
 * Roppongi Hills (2003)
 * Holland Hills (2005)
 * Omotesando Hills (2006)
 * Shanghai World Financial Center (2008)
 * Ark Hills Sengokuyama Mori Tower (2012)
 * Toranomon Hills (2014)
 * Jakarta Mori Tower (2022)
 * Azabudai Hills (2023)