San Francisco, CA -- Digital Realty Trust, Inc. (NYSE: DLR), a leading owner and manager of corporate datacenters and Internet gateways, today announced that it has completed lease agreements with SAVVIS, Inc. (Nasdaq: SVVS) for new datacenter facilities in Boston and Chicago.  The Boston facility totals approximately 66,000 square feet, including approximately 40,000 square feet of Turn-Key Datacenter™ space and partially built-out raised floor space.  The Turn-Key Datacenter™ lease for the new facility in Chicago totals approximately 20,000 square feet of raised floor.

“SAVVIS continues to be a very good customer for us, and these leases are a strong indication of the ongoing demand for our move-in ready Turn-Key Datacenter™ space.  We are pleased to be able to support the growth of their business by continuing to provide them with flexible real estate solutions,” commented Chris Crosby, Senior Vice President of Digital Realty Trust.

About Digital Realty Trust, Inc.

Digital Realty Trust, Inc. owns, acquires, repositions and manages technology-related real estate. The Company is focused on providing Turn-Key Datacenter™ and Powered Base Building™ datacenter solutions for domestic and international tenants across a variety of industry verticals ranging from information technology and internet enterprises, to manufacturing and financial services.  Digital Realty Trust's 66 properties, excluding one property held as an investment in an unconsolidated joint venture, contain applications and operations critical to the day-to-day operations of technology industry tenants and corporate enterprise datacenter tenants.  Comprising approximately 11.9 million rentable square feet, including 1.8 million square feet of space held for redevelopment, Digital Realty Trust's portfolio is located in 26 markets throughout North America and Europe. For additional information, please visit Digital Realty Trust's website at http://www.digitalrealtytrust.com.