Highwoods Properties, Inc. (NYSE: HIW), Highwoods Properties, Inc. (NYSE: HIW), the largest owner and operator of suburban office properties in the Southeast and NAIOP’s 2009 Developer of the Year, today announced that Talecris Biotherapeutics has extended and expanded its lease at Research Commons office park in Research Triangle Park. In total, Talecris is leasing 163,000 square feet, which includes an expansion of 40,000 square feet. Ed Fritsch, President and CEO of Highwoods stated, “We are pleased Talecris has chosen to significantly extend and expand their lease at Research Common and we are honored to continue to be their landlord of choice. We value our relationship with Talecris, admire their business platform and look forward to serving them for many years to come. Also, congratulations to our Raleigh team for their work in further solidifying and expanding our relationship with this important customer.” About Talecris Biotherapeutics Talecris Biotherapeutics is a global biotherapeutic and biotechnology company that discovers, develops and produces critical care treatments for people with life-threatening disorders in a variety of therapeutic areas including immunology, pulmonology, neurology and hemostasis. For more information, please visit: www.talecris.com. About Highwoods Properties Highwoods Properties, Inc., a member of the S&P MidCap 400 Index, is a fully integrated, self-administered real estate investment trust (“REIT”) that provides leasing, management, development, construction and other customer-related services for its properties and for third parties. At June 30, 2010, the Company owned or had an interest in 330 in-service office, industrial and retail properties encompassing approximately 32.0 million square feet. Highwoods also owned 580 acres of development land. Highwoods is based in Raleigh, North Carolina, and its properties and development land are located in Florida, Georgia, Missouri, Mississippi, North Carolina, South Carolina, Tennessee and Virginia. For more information about Highwoods Properties, please visit our Web site at www.highwoods.com.