Castagna Realty Company is one of the leading real estate developers in New York. The firm started its business in 1922 as a masonry contracting company, performing masonry and carpentry with its own construction crews, and subcontracting the balance of the general construction work to other specialty contractors. Castagna Realty Company is engaged in the development and management of its own projects. Some of its commercial properties in New York include Americana Manhasset, Wheatley Plaza, Castagna Commerce Park, XCell Realty and Renaissance Development. Its residential portfolio in New York comprises Brady Brook Falls in Pawling and Rock Rim Ponds in Pound Ridge. Castagna Realty Company is located in Manhasset, N.Y.