Gecina SA engages in real estate investment trust, which owns, manages, and develops property holdings. The firm focuses on the acquisition of land, construction of buildings, financing of the acquisition and construction operations, and sale of real estate rights or properties. It operates through the following segments: Commercial, Residential, Student Residences, and Other Sectors. The Other Sectors segment includes financial leasing, real estate trading and the operation of hotel companies. The company was founded on January 14, 1959 and is headquartered in Paris, France.