Alexandria Real Estate Equities, Inc. is a real estate investment (REIT). The Company is engaged in the business of providing space for lease to the life science and technology industries. It focuses on collaborative life science and technology campuses. It develops urban cluster campuses and ecosystems. As of December 31, 2016, the Company had 199 properties in North America. As of December 31, 2016, its asset base in North America consisted of 25.2 million square feet, including 19.9 million rentable square feet/foot (RSF) of operating properties, and development and redevelopment of under construction or pre-construction, as well as 5.3 million square feet of future ground-up development projects. Its properties are located in various areas, including Greater Boston, San Francisco, New York City, San Diego, Seattle, Maryland and Research Triangle Park. Its properties include Alexandria Technology Square, Alexandria Park at 128 and Alexandria Technology Center-Gateway.