PS Business Parks, Inc. (NYSE:PSB) announced that Joseph D. Russell, Jr., President and Chief Executive Officer, is scheduled to make a presentation at the Citi 2012 Global Property CEO Conference at The Breakers Hotel in Palm Beach, Florida, on Tuesday, March 13, 2012, from 9:30 a.m. to 10:05 a.m. (EDT). The conference number is (719) 785-5595; the conference ID is 109841. Company Information PS Business Parks, Inc., a member of the S&P SmallCap 600, is a self-advised and self-managed equity real estate investment trust (“REIT”) that acquires, develops, owns and operates commercial properties, primarily multi-tenant flex, office and industrial space. The Company defines “flex” space as buildings that are configured with a combination of office and warehouse space and can be designed to fit a number of uses (including office, assembly, showroom, laboratory, light manufacturing and warehouse space). As of December 31, 2011, the Company wholly owned 27.2 million rentable square feet with approximately 4,400 customers located in eight states, concentrated in California (11.1 million sq. ft.), Virginia (4.2 million sq. ft.), Florida (3.7 million sq. ft.), Texas (3.3 million sq. ft.), Maryland (2.4 million sq. ft.), Oregon (1.3 million sq. ft.), Arizona (0.7 million sq. ft.) and Washington (0.5 million sq. ft.). Additional information about PS Business Parks, Inc. is available on the Internet. The Company’s website is www.psbusinessparks.com.