Swiss Prime Site AG is a real estate investment company, which engages in the acquisition, sale, management, development, and leasing of real estate properties. It operates through the Real Estate and Services segments. The Real Estate segment includes the acquisition of commercial properties and buildings as well as the development and implementation of real estate projects. The Services segment comprises the real estate asset management, development and construction, and the development of acquisition and divestment strategies. The company was founded in 1999 and is headquartered in Olten, Switzerland.