Catamaran America's leading Founded in 2013 and headquartered in Lyle, Illinois, Catamaran is a pharmaceutical benefit management company that provides more than 400 million prescriptions per year to more than 35 million customers, representing approximately one-fifth of the total annual prescription volume in the U.S. Its business consists of three major components: SXC Health Solutions' pharmacy benefit management services, its health IT group and its health business systems; it is ranked in the The company is ranked No. 1324 on the 2014 Global Business 2000.