Founded in 1971, Nasdaq is primarily known for its equity exchange, but in addition to its market-services business (about 35% of sales), the company sells and distributes market data as well as offers Nasdaq-branded indexes to asset managers and investors through its information-services segment (30%). Nasdaq's corporate-services business (20%) offers listing services and related investor relations products to publicly traded companies and through the company's market technology group (15%), Nasdaq facilitates the exchange operations of other exchanges throughout the world and provides financial compliance services.