Founded in 1955, H&R Block is one of the largest tax services providers in the world. Based in Little Rock, Ark., the company offers tax return preparation services in-person, by means of H&R Block At Home online and desktop software products as well as through other channels. It is also one of the major providers of business services through RSM McGladrey, offering financial products to maintain its tax business through the H&R Block Bank. The company is a state-of-the-art tax preparation firm.