Kallas Incorporações e Construções SA provides construction and real estate development services. It operates through the following segments: Kallas Arkhes, Kazzas, and K'URB. The Kallas Arkhes segment is composed of mid-range and high-end projects. The Kazzas segment engages in economic ventures. The K'URB segment is comprised of urban and subdivision projects. The company was founded by Emilio Rached Esper Kallas in 1983 and is headquartered on Sao Paulo, Brazil.