John Rattigan serves as counsel to developers, public agencies and investors in the acquisition, development, sale and leasing of large-scale real estate projects. He has been lead counsel for many of Boston’s most important and transformative real estate developments. 

Among John's representative development projects in Boston are the Residences at the Ritz Carlton, the One Charles Street condominium, the office tower at 10 St. James Avenue, the New England Aquarium expansion project, the Park and Garage at Post Office Square, the expansion of South Bay Shopping Center and Harvard Law School's new facility in Cambridge. Current projects include the mixed-use development of Boston's Fan Pier and the Millennium Tower and Burnham Building Project in downtown Boston, located on the site of the former Filene's department store.

John’s experience also includes the development of facilities in airports, including Terminal A at Boston's Logan Airport and major new fueling systems at Logan Airport and in Oakland, California.