Paypal is the leading online payment company.   

Website:    http://www.paypal.com  

PayPal is an new economy e-commerce company allowing digital payments and money transfers to be made through the Internet. It serves as an electronic alternative to traditional banking and money transfer companies like Western Union.

PayPal performs payment processing for online vendors, auction sites (it is owned by the market leader Ebay), and other corporate users, for which it charges a fee (1.5% - 4%)

On October 3, 2002, PayPal became a wholly owned subsidiary of eBay (www.ebay.com ).

The company corporate headquarters are in San Jose, California (USA). It has also has significant operations in Omaha, Nebraska, Dublin, Ireland and Berlin, Germany.