Digital Realty Trust, Inc. is a real estate investment trust (REIT). The Company owns, acquires, develops, redevelops and manages technology-related real estate. The Company's operates through Digital Realty Trust, L.P. and owns a 97.8% common general partnership interest. Digital Realty Trust, L.P. holds substantially all the assets of the Company and holds the ownership interests in the Company's joint ventures. As of December 31, 2012, it owned 117 properties, excluding three properties held as investments in unconsolidated joint ventures, of which 92 are located throughout North America, 21 are located in Europe and one is located in Asia. In March 2013, it completed the acquisition of 371 Gough Road in Markham, Ontario (Canada), a 120,000 square foot data center development property. In September 2013, the Company announced the completion of the acquisition of a 15,000 square meter site in Osaka.