Kavoogian and Kinlin of CBRE/NE represent MassBio in 12,157 s/f lease; Cushman & Wakefield represent owner, Alexandria Real Estate

CB Richard Ellis - N.E. Partners, LP (CBRE/NE) completed a new lease with Alexandria Real Estate Equities, Inc. at 300 Technology Sq. MassBio, the leading advocate for the Bay State's world premier life science cluster, has relocated from One Cambridge Center and now occupies 12,157 s/f at Alexandria's Technology Sq. CBRE/NE's Charles Kavoogian, senior vice president/partner, and Rob Kinlin, vice president, represented the tenant. Cushman & Wakefield represented the ownership. "This is a significant relocation for MassBio that facilitates their long-term commitment to Cambridge and the biotech industry," said Kinlin. "At Alexandria's Technology Sq., MassBio is moving into a creative, collaborative space that will enhance their business operations and promote the growth of its membership companies." Built in 2006, 300 Technology Sq. offers office and laboratory space. Located in East Cambridge and adjacent to MIT, the property has flagship, first-in-class identity and provides tenants the opportunity to work in one of the city's most desirable locations with convenient on-site amenities including restaurants and meeting spaces. Alexandria's Technology Sq. boasts proximity to the Kendall Sq. MBTA, hotels, ample parking, retail and a variety of leading restaurants all within walking distance. Area neighbors include Novartis, Biogen Idec, Genzyme, Amgen, Ironwood Pharmaceuticals, the Broad Institute, and the Whitehead Institute. "MassBio is proud to reaffirm our presence in Kendall Square and is excited to join Alexandria's Technology Square community, which exemplifies the strength of the life sciences supercluster in Cambridge," said MassBio president and CEO Robert Coughlin. "We are thrilled to work with CBRE, an organization committed to the long-term strength of the industry and a true partner to MassBio." "Alexandria's Technology Sq. is the leading destination for commercial and academic life science," said Tom Andrews, executive vice president and regional market director at Alexandria. "We are excited to have MassBio as our client tenant and believe that they will greatly enhance the world-class collaboration and innovation already occurring at this flagship campus." About CB Richard Ellis - N.E. Partners, LP CB Richard Ellis - N.E. Partners, LP, a joint venture with CBRE Group, Inc. has offices in Massachusetts, Connecticut, Rhode Island, Maine and New Hampshire. Please visit our website at www.cbre-ne.com. CBRE Group, Inc. (NYSE:CBG), a Fortune 500 and S&P 500 company headquartered in Los Angeles, is the world's largest commercial real estate services firm (in terms of 2011 revenue). The company has approximately 34,000 employees (excluding affiliates), and serves real estate owners, investors and occupiers throughmore than 300 offices (excluding affiliates) worldwide. CBRE offers strategic advice and execution for property sales and leasing; corporate services; property, facilities and project management; mortgage banking; appraisal and valuation; development services; investment management; and research and consulting. About Alexandria Real Estate Equities, Inc. Alexandria Real Estate Equities, Inc. (NYSE: ARE) is the largest and leading investment-grade real estate investment trust focused principally on owning, operating, and developing high-quality, sustainable real estate for the broad and diverse life science industry. Founded in 1994, Alexandria has the first-mover advantage in every core life science cluster location, including Greater Boston, San Francisco, San Diego, and New York City. Alexandria's high-credit client tenants span the life science industry, including renowned academic and medical institutions, multinational pharmaceutical companies, public and private biotechnology entities, U.S. government research agencies, medical device companies, clean technology companies, venture capitalists, and life science product and service companies. As the recognized real estate partner of the life science industry, Alexandria has a superior track record in driving client tenant productivity and innovation through its best-in-classlaboratory and office space, collaborative locations proximate to leading research institutions, unparalleled life science real estate expertise and services, and longstanding and expansive network in the life science community. For additional information on Alexandria Real Estate Equities, Inc., pleasevisit www.are.com. ##