Formed in 1969, PayUSA Inc. is a provider of a variety of payroll preparation services. Based in King Of Prussia, Pa., the firm is one of the leading payroll providers in the United States. The company offers a suite of services that include payroll processing, payroll reports and web general ledger. It also provides a host of tax services, such as tax filling, tax alert, new hire alerting and W-2 / W-3 printing. In addition, PayUSA Inc. offers an array of other services, including garnishments, personal data fields, file exports and labor distribution.