American Tower Corporation is the owner and operator of wireless and broadcast communications sites in North America. The company s portfolio includes more than 30,000 sites in the United States, Mexico and Brazil. Headquartered in Boston, American Tower has offices throughout the Americas. Its growing international presence is marked by aggressive expansion plans into Mexico and Brazil. The company has established a strong national footprint and will seek to continue to actively acquire and build additional towers in highly populated cities. James D. Taiclet Jr. has been the chief executive officer of American Tower for more than three years. He has been with the telecommunications service for over five years. Taiclet attended the United States Air Force Academy, and earned a MPA from Princeton. American Tower was founded in 1995.