Western Union has taken of 451st position in the rating Fortune 500 in 2009, having moved from 473rd line in 2008. In 1995, First Financial Management was acquired by First Data Corp. (the deal amounted to $ 7 billion), and Western Union Financial Services became a subsidiary of First Data. Payment systems are one of basic elements of infrastructure of e-commerce. The Western Union Company is a leader in global payment services The Western Union Company is a financial services and communications company based in the United States.